CN113550357A

CN113550357A - Basement waterproof hydrophobic structure and construction method thereof

Info

Publication number: CN113550357A
Application number: CN202110815936.XA
Authority: CN
Inventors: 邓斌; 任坤明; 刘铃; 赵坚; 孙信龙
Original assignee: Nanjing Ming Hui Construction Co ltd
Current assignee: Nanjing Ming Hui Construction Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-10-26

Abstract

The utility model relates to a waterproof hydrophobic structure of basement and construction method thereof, wherein waterproof hydrophobic structure of basement includes wall body and bottom plate, all be equipped with the rubble hydrophobic layer on the upper surface of the lateral wall of wall body, bottom plate, it has a plurality of hydrophobic passageways to reserve in the rubble hydrophobic layer, the bottom plate is close to the inside water collecting pipe that inlays of one end of wall body, hydrophobic passageway and water collecting pipe intercommunication, be equipped with the mortar protective layer on the rubble hydrophobic layer, be located be equipped with a plurality of guiding gutters on the lateral wall of mortar protective layer keep away from rubble hydrophobic layer one side on the wall body, the bottom intercommunication of escape canal and guiding gutter is equipped with the escape canal on the roof that the bottom plate is close to wall body one end, be equipped with the waterproof piece on the mortar protective layer on the wall body. The application has the following effects: the waterproof and drainage performance of the waterproof and hydrophobic structure of the basement is improved.

Description

Basement waterproof hydrophobic structure and construction method thereof

Technical Field

The application relates to the technical field of basement waterproofing, in particular to a basement waterproofing and dewatering structure and a construction method thereof.

Background

With the rapid development of society, more and more high-rise buildings are presented, and in order to reduce the occupied space, the lower part of the building is generally provided with a basement for parking. In order to ensure the service performance of the basement, higher requirements are provided for the waterproof and drainage performance of the basement.

In the related technology, the basement wall and the basement bottom plate are both formed by concrete, the waterproof engineering idea of the basement is mainly in the aspect of prevention, waterproof coiled materials are usually paved on the side wall and the bottom wall of the basement, accumulated water still exists in the underground wall and cannot be discharged, and the basement is prone to water seepage along with the reduction of the service performance of the waterproof coiled materials in the past.

Disclosure of Invention

In order to solve the problem that a basement is prone to water seepage, the application provides a basement waterproof and hydrophobic structure and a construction method thereof.

In a first aspect, the application provides a basement waterproof hydrophobic structure, which adopts the following technical scheme:

the utility model provides a waterproof hydrophobic structure of basement, includes wall body and bottom plate, all be equipped with the rubble hydrophobic layer on the upper surface of the lateral wall of wall body, bottom plate, it has a plurality of hydrophobic passageways to reserve in the rubble hydrophobic layer, the bottom plate is close to the inside water collecting pipe that inlays of one end of wall body, hydrophobic passageway and water collecting pipe intercommunication, be equipped with the mortar protective layer on the rubble hydrophobic layer, be located be equipped with a plurality of guiding gutters on the lateral wall of rubble hydrophobic layer one side is kept away from to the mortar protective layer on the wall body, the bottom plate is close to and is equipped with the escape canal on the roof of wall body one end, the bottom intercommunication of escape canal and guiding gutter, be equipped with the waterproof piece on the mortar protective layer on the wall body.

By adopting the technical scheme, the gravel hydrophobic layer is formed by mixing a plurality of gravels and concrete mortar, so that a good supporting effect can be achieved on a wall body, a good diversion effect can be achieved on seepage water in the side wall of the underground chamber due to a plurality of lines in the gravel hydrophobic layer, and a hydrophobic channel is reserved in the gravel hydrophobic layer, so that a good guiding effect can be achieved on water flow in the gravel hydrophobic layer; the mortar protective layer is coated on the outer side wall of the gravel hydrophobic layer, so that the flatness of the surface of the gravel hydrophobic layer is improved, and water drops are easily generated on the inner side wall of the basement due to water vapor accumulation because the indoor and outdoor temperature difference is large in summer, so that the diversion trench is arranged to play a certain role in guiding the water drops, accumulated water in the basement is drained by using the drainage trench, and the drainage performance of the basement is improved; the waterproof piece is arranged, so that the waterproof performance of the wall body is improved, and the possibility of water seepage of the basement is reduced.

Optionally, a plurality of diversion sub-grooves communicated with the diversion groove are formed in the mortar protection layer on the wall body, and the diversion sub-grooves are obliquely and downwards arranged.

Through adopting above-mentioned technical scheme, utilize a plurality of guiding gutters that the slope set up, help discharging the intraformational ponding of mortar protection fast to promote this basement waterproof construction's drainage performance.

Optionally, the waterproof part comprises a waterproof coiled material, the waterproof coiled material is adhered to the mortar protective layer through waterproof sealant, and the waterproof coiled material is fixed in the diversion trench through the fixing assembly.

Through adopting above-mentioned technical scheme, utilize waterproof sealant and waterproofing membrane's cooperation, help reducing the possibility of mortar protective layer infiltration to promote this basement waterproof construction's waterproof performance.

Optionally, the fixing assembly comprises an arc plate, the arc plate is in abutting fit with the diversion trench, end plates extend from two ends of the arc plate, and the end plates are fixed with the mortar protective layer on the wall body through screws.

Through adopting above-mentioned technical scheme, because waterproofing membrane has good compliance and has certain thickness, in order to guarantee waterproofing membrane and the tight degree of subsides of guiding gutter, utilize the cooperation of screw and arc, laminate waterproofing membrane with the guiding gutter steadily to guarantee waterproofing membrane's waterproof performance.

Optionally, the side wall of the hydrophobic channel is coated with a high-permeability concrete layer.

Through adopting above-mentioned technical scheme, because high permeability concrete layer has good water absorption performance, can concentrate most of moisture in the rubble hydrophobic layer in hydrophobic passageway department to promote hydrophobic passageway's drainage efficiency.

Optionally, the drainage channel interpolation is equipped with the leading water pipeline, the outer wall of leading water pipeline and high permeability concrete layer's lateral wall support tightly, be equipped with a plurality of water collecting holes on the lateral wall of leading water pipeline.

Through adopting above-mentioned technical scheme, set up the water catch bowl to in flowing into the leading water pipeline with ponding in the high permeability concrete from the water catch bowl, utilize leading water pipeline can drain off water better.

Optionally, the bottom and the water collecting pipe intercommunication of leading water pipeline, the cladding has the non-woven fabrics on leading water pipeline's the lateral wall.

Through adopting above-mentioned technical scheme, because contain small silt in the rubble hydrophobic layer, in order to reduce the possibility that the water collecting pipe blockked up, utilize the non-woven fabrics to filter the ponding that gets into in the leading water pipeline from the rubble hydrophobic layer to guarantee the unobstructed nature of water collecting pipe drainage.

Optionally, still including the water storage storehouse that is located the bottom plate below, water collecting pipeline and water storage storehouse intercommunication, the escape canal passes through drainage tube and water storage storehouse intercommunication, be equipped with water level alarm in the water storage storehouse, be equipped with the suction pump on the inside wall in water storage storehouse, the suction pump links with water level alarm electricity, the one end intercommunication of suction pump has the drinking-water pipe, the drinking-water pipe extends to the bottom in water storage storehouse, the other end intercommunication of suction pump has the outlet pipe, the outlet pipe stretches out outside the water storage storehouse.

Through adopting above-mentioned technical scheme, utilize the water storage storehouse to retrieve exhaust ponding, set up water level alarm, reduce the possibility of water storage storehouse overflow, after the water level of ponding reachs the take-up pump in the water storage storehouse, water level alarm starts the suction pump for the water in the suction pump takes out the water in the water storage storehouse, so that be used for the fire control of basement.

Optionally, a water outlet is arranged at the communication position of the drainage ditch and the drainage tube, and a filter screen plate is arranged above the water outlet in the drainage ditch.

Through adopting above-mentioned technical scheme, utilize filter plate to filter the ponding in escape canal to reduce the possibility that the collecting channel blockked up, and then promote the clean degree of the ponding that flows into in the water storage storehouse.

In a second aspect, the application provides a construction method of a basement waterproof hydrophobic structure, which includes the following steps:

s1: laying a water collecting pipeline in the bottom plate in advance, and communicating the water guiding pipeline wrapped with the non-woven fabric with the water collecting pipeline;

s2: a hydrophobic channel is formed in the prefabricated gravel hydrophobic layer, and the gravel hydrophobic layer is in splicing fit with the water conduit;

s3: filling a high-permeability concrete layer in a gap between the drainage channel and the water conduit;

s4: coating a mortar protective layer on the outer side wall of the gravel hydrophobic layer;

s5: after the mortar protective layer is dried, arranging a diversion trench on the mortar protective layer, and arranging a drainage trench on the top wall of one end of the bottom plate close to the wall body;

s6: and arranging a waterproof piece on the mortar protective layer of the wall body.

By adopting the technical scheme, the accumulated water in the gravel hydrophobic layer is conveniently discharged by utilizing the matching of the gravel hydrophobic layer and the hydrophobic channel, and the accumulated water in the mortar protective layer is favorably discharged by utilizing the diversion trench, so that the waterproof and hydrophobic drainage performance of the basement is improved; the waterproof piece is arranged, and the waterproof performance of the mortar protective layer is improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the cooperation of the gravel hydrophobic layer, the hydrophobic channel and the water collecting pipeline is beneficial to discharging accumulated water in a wall body, and the cooperation of the pouring groove and the drainage ditch is beneficial to discharging accumulated water in the mortar protective layer, so that the drainage performance of the underground waterproof hydrophobic structure is improved, and the waterproof piece is beneficial to enhancing the waterproof performance of the mortar protective layer;

2. the drainage efficiency of accumulated water in the mortar protective layer is improved by matching the diversion sub-grooves with the diversion grooves;

3. the high-permeability concrete is coated in the hydrophobic channel, so that the hydrophobic channel is favorable for better concentrating accumulated water in the stone hydrophobic layer, and the drainage efficiency is improved;

4. the water storage bin, the water level alarm and the water suction pump are matched to recycle accumulated water for underground fire fighting.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram for showing a connection relationship among a water collecting pipe, a water conduit, a non-woven fabric and a high permeability concrete layer in the embodiment of the present application.

Fig. 3 is a schematic structural diagram for showing the connection relationship among the wall board, the gravel hydrophobic layer, the mortar protective layer, the waterproof coiled material and the fixing component in the embodiment of the application.

FIG. 4 is a schematic structural diagram for showing the connection relationship between the mortar protection layer and the flow guide pipe in the embodiment of the present application.

Fig. 5 is a schematic structural view for showing a connection relationship between the drainage ditch and the filter screen plate in the embodiment of the present application.

Fig. 6 is a schematic sectional view showing a connection relationship among the water storage bin, the water level alarm, the water pump, the water suction pipe, and the water outlet pipe according to the embodiment of the present application.

Description of reference numerals: 1. a wall body; 2. a base plate; 3. a stone hydrophobic layer; 30. a hydrophobic channel; 4. a water collection pipe; 5. a mortar protective layer; 50. a diversion trench; 51. diversion and grooving; 6. a drainage ditch; 60. a water outlet; 61. a drainage tube; 62. sinking a groove; 7. waterproof coiled materials; 70. a drain hole; 8. a fixing assembly; 81. an arc-shaped plate; 82. an end plate; 83. a screw; 9. a high permeability concrete layer; 10. a water conduit; 101. a water collection hole; 11. non-woven fabrics; 12. a water storage bin; 13. a water level alarm; 14. a water pump; 15. a water pumping pipe; 16. a water outlet pipe; 17. a filter screen plate; 18. a water conduit; 19. a flow guide pipe; 190. a flow guide hole; 20. and (5) a concrete mortar layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses waterproof hydrophobic structure of basement. Referring to fig. 1, a waterproof hydrophobic structure of basement includes wall body 1 and bottom plate 2, wall body 1 is from interior to being equipped with rubble hydrophobic layer 3 outward in proper order, mortar protective layer 5 and waterproof, the upper surface of bottom plate 2 is from supreme also being equipped with rubble hydrophobic layer 3 and mortar protective layer 5 down in proper order down, bottom plate 2 is close to the inside water collecting pipe 4 that inlays of one end of wall body 1, water collecting pipe 4 slope sets up, the lower one end intercommunication of water collecting pipe 4 has aqueduct 18, the one end intercommunication that water collecting pipe 4 was kept away from to aqueduct 18 has reservoir 12, reservoir 12 is buried underground in the basement in advance.

Referring to fig. 1 and 2, the rubble hydrophobic layer 3 is formed by mixing a plurality of rubble particles and concrete mortar, the rubble hydrophobic layer 3 that the rubble hydrophobic layer 3 optional prefabrication formed, it is equipped with hydrophobic channel 30 to run through on the roof of prefabricated rubble hydrophobic layer 3, it has high permeability concrete layer 9 to coat on the inner wall of hydrophobic channel 30, and hydrophobic channel 30 interpolation is equipped with leading water pipe 10, it is equipped with a plurality of water collecting holes 101 to run through on the week lateral wall of leading water pipe 10, it has one deck non-woven fabrics 11 to wrap up on the outer wall of leading water pipe 10.

Referring to fig. 1 and 2, a worker firstly finishes laying a water collecting pipeline 4, then bonds a water conduit 10 and the water collecting pipeline 4 through waterproof sealant, and then plugs and matches a gravel hydrophobic layer 3 and the water collecting pipeline 4, and after the water conduit 10 and a hydrophobic channel 30 are plugged and matched, high-permeability concrete mortar is poured between the inner wall of the hydrophobic channel 30 and the outer wall of the water conduit 10, and a high-permeability concrete layer 9 is formed after the high-permeability concrete mortar is dried.

Because the high-permeability concrete layer 9 has good water absorbability, accumulated water in the gravel hydrophobic layer 3 can be concentrated into the water conduit 10, so that a good guiding effect is achieved on the dispersed accumulated water; and utilize non-woven fabrics 11 to play good filtering action to the ponding in the rubble hydrophobic layer 3 to reduce the possibility that collector pipe 4 blockked up, and then guarantee this waterproof hydrophobic structure's drainage performance.

Referring to fig. 3 and 4, the mortar protection layer 5 is arranged to well protect the gravel hydrophobic layer 3, after the mortar protection layer 5 is dried for a period of time, a plurality of diversion trenches 50 are arranged on the mortar protection layer 5 in an array mode along the length direction of the gravel hydrophobic layer 3, and the diversion trenches 50 are arranged in the vertical direction.

Referring to fig. 3 and 4, the mortar protection layer 5 is provided with a plurality of diversion sub-grooves 51 on the side wall of one side of the diversion groove 50, the diversion sub-grooves 51 are obliquely arranged, the diversion sub-grooves 51 are communicated with the diversion groove 50, the diversion sub-grooves 51 are embedded and adhered with the diversion pipe 19, and a plurality of diversion holes 190 penetrate through the side wall of the periphery of the diversion pipe 19.

Referring to fig. 3 and 4, because the indoor and outdoor temperature difference is large in summer, water drops are easily accumulated on the side surface of the mortar protection layer 5, and the diversion trench 50 and the diversion sub-trench 51 are utilized to play a good role in guiding accumulated water in the mortar protection layer 5, so that the drainage efficiency of the mortar protection layer 5 is improved.

Referring to fig. 1 and 4, a drainage ditch 6 is poured on the top wall of one end of the bottom plate 2 close to the wall 1, the bottom end of the diversion trench 50 is communicated with the drainage ditch 6, a drainage tube 61 is communicated with the inner bottom wall of the lower end of the drainage ditch 6, and one end of the drainage tube 61, which is far away from the drainage ditch 6, penetrates through the top wall of the water storage bin 12 and is communicated with the water storage bin 12.

Referring to fig. 1 and 5, a drainage outlet 60 is provided at the communication position of the drainage ditch 6 and the drainage tube 61, a sinking groove 62 is provided on the inner bottom wall of the drainage ditch 6 around the drainage outlet 60, a filter screen plate 17 is provided in the sinking groove 62, and the filter screen plate 17 is used for filtering the accumulated water flowing into the drainage ditch 6, thereby reducing the impurities in the water storage bin 12 and helping to ensure the purity of the accumulated water in the water storage bin 12.

Referring to fig. 3 and 4, the waterproof part includes waterproofing membrane 7, waterproofing membrane 7 is last to run through and to be equipped with wash port 70 with honeycomb duct 19 intercommunication, waterproofing membrane 7 that is located the guiding gutter 50 is fixed through fixed subassembly 8, fixed subassembly 8 includes arc 81, end plate 82 and screw 83, arc 81 supports tight fit with guiding gutter 50, one of them end plate 82 and the one end fixed connection of arc 81, another end plate 82 and the other end fixed connection of arc 81, end plate 82 is fixed with mortar protective layer 5 on the wall body 1 through screw 83.

Referring to fig. 3 and 4, since the waterproof roll 7 has good waterproof performance, laying the waterproof roll 7 on the mortar protective layer 5 helps to enhance the waterproof performance of the waterproof and hydrophobic structure of the basement; and because waterproofing membrane 7 has certain thickness and good compliance, when waterproofing membrane 7 laid to the guiding gutter 50 in, there is the possibility that there is the gap between waterproofing membrane 7 and the guiding gutter 50 cell wall, so utilize the cooperation of arc 81 and screw 83, fix waterproofing membrane 7 on mortar protective layer 5 steadily to keep waterproofing membrane 7 and the laminating degree of mortar protective layer 5.

Referring to fig. 1 and 3, a concrete mortar layer 20 is laid on the side wall of the waterproof roll 7 far away from the mortar protective layer 5, and the concrete mortar layer 20 is used for protecting the waterproof roll 7, so that the possibility that the surface of the waterproof roll 7 is scratched or rubbed is reduced, and the service performance of the waterproof roll 7 is ensured.

Referring to fig. 1 and 6, a water level alarm 13 is installed in the water storage bin 12, a water suction pump 14 is arranged on the inner side wall of the water storage bin 12, the water level alarm 13 is electrically connected with the water suction pump 14, one end of the water suction pump 14 is communicated with a water suction pipe 15, one end, far away from the water suction pump 14, of the water suction pipe 15 extends to the bottom end of the water storage bin 12, the other end of the water suction pump 14 is communicated with a water outlet pipe 16, and one end, far away from the water suction pump 14, of the water outlet pipe 16 penetrates through the top wall of the water storage bin 12 and extends out of the water storage bin 12.

Referring to fig. 1 and 6, the water level alarm 13 is matched with the water suction pump 14 to reduce the possibility of water overflowing from the water storage bin 12, and the water storage bin 12 is used for underground fire protection, so that the use safety of the basement is guaranteed.

The implementation principle of the waterproof hydrophobic structure of the basement in the embodiment of the application is as follows: the cooperation of the gravel hydrophobic layer 3 and the water conduit 10 is beneficial to draining accumulated water in the gravel hydrophobic layer 3; the mortar protective layer 5, the diversion trench 50, the diversion sub-trench 51, the drainage trench 6 and the drainage tube 61 are matched, so that accumulated water in the side wall of the basement is drained beneficially, and the drainage performance of the waterproof and hydrophobic structure of the basement is improved; the waterproof coiled material 7 is adhered to the mortar protective layer 5, so that the waterproof performance of the basement waterproof hydrophobic structure is improved, and the possibility of water seepage of the basement is reduced; the water storage bin 12, the water level alarm 13 and the water pump 14 are matched to recover and store the accumulated water in the basement for underground fire fighting.

The embodiment of the application also discloses a construction method of the basement waterproof hydrophobic structure, which comprises the following steps:

s1: a water storage bin 12 is arranged in the foundation in advance, a water collecting pipeline 4 is embedded in the bottom plate 2, the water collecting pipeline 4 is communicated with the water storage bin 12 through a water guide pipe 18, and a water guide pipeline 10 coated with non-woven fabrics 11 is communicated with the water collecting pipeline 4;

s2: a hydrophobic channel 30 is arranged in the prefabricated stone hydrophobic layer 3, and the stone hydrophobic layer 3 is in splicing fit with the water conduit 10;

s3: a high-permeability concrete layer 9 is filled in a gap between the inner wall of the drainage pipeline and the outer wall of the water conduit 10;

s4: coating a mortar protective layer 5 on the side wall of the gravel hydrophobic layer 3 far away from the wall body 1;

s5: after the mortar protective layer 5 is dried, arranging a diversion trench 50 and a diversion sub-trench 51 on the mortar protective layer 5, and adhering the diversion pipe 19 in the diversion sub-trench 51 through waterproof sealant;

s6: a drainage ditch 6 is arranged on the top wall of one side of the bottom plate 2 close to the wall body 1, and the drainage ditch 6 is communicated with the water storage bin 12 through a drainage tube 61;

s7: and a waterproof coiled material 7 is adhered to the mortar protective layer 5 of the wall body 1 through waterproof sealant, and a concrete mortar layer 20 is coated on the side wall of the waterproof coiled material 7, which is far away from the mortar protective layer 5.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a waterproof hydrophobic structure of basement, includes wall body (1) and bottom plate (2), its characterized in that: all be equipped with rubble hydrophobic layer (3) on the upper surface of lateral wall, bottom plate (2) of wall body (1), it has a plurality of hydrophobic passageways (30) to reserve in rubble hydrophobic layer (3), bottom plate (2) are close to the inside water collecting pipe (4) that inlays of one end of wall body (1), hydrophobic passageway (30) and water collecting pipe (4) intercommunication, be equipped with mortar protective layer (5) on rubble hydrophobic layer (3), are located be equipped with a plurality of guiding gutters (50) on the lateral wall of rubble hydrophobic layer (3) one side is kept away from in mortar protective layer (5) on wall body (1), be equipped with escape canal (6) on the roof that bottom plate (2) are close to wall body (1) one end, the bottom intercommunication of escape canal (6) and guiding gutter (50), be equipped with the waterproof component on mortar protective layer (5) on wall body (1).

2. The waterproof and hydrophobic basement structure according to claim 1, wherein: and the mortar protective layer (5) on the wall body (1) is provided with a plurality of diversion sub-grooves (51) communicated with the diversion grooves (50), and the diversion sub-grooves (51) are obliquely and downwards arranged.

3. The waterproof and hydrophobic basement structure according to claim 2, wherein: the waterproof part comprises a waterproof coiled material (7), the waterproof coiled material (7) is adhered to the mortar protective layer (5) through waterproof sealant, and the waterproof coiled material (7) is fixed in the diversion trench (50) through a fixing component (8).

4. The waterproof and hydrophobic basement structure according to claim 3, wherein: fixed subassembly (8) include arc (81), arc (81) support tight fit with guiding gutter (50), the both ends of arc (81) extend has end plate (82), end plate (82) are fixed through mortar protective layer (5) on screw (83) and wall body (1).

5. The waterproof and hydrophobic basement structure according to claim 1, wherein: the side wall of the hydrophobic channel (30) is coated with a high-permeability concrete layer (9).

6. The waterproof and hydrophobic basement structure according to claim 5, wherein: hydrophobic passageway (30) interpolation is equipped with leading water pipe (10), the outer wall of leading water pipe (10) and the lateral wall of high permeability concrete layer (9) support tightly, be equipped with a plurality of water collecting hole (101) on the week lateral wall of leading water pipe (10).

7. The waterproof and hydrophobic basement structure according to claim 6, wherein: the bottom of leading water pipeline (10) and water collecting pipe (4) intercommunication, the cladding has non-woven fabrics (11) on the lateral wall of leading water pipeline (10).

8. The waterproof and hydrophobic basement structure according to claim 1, wherein: still including water storage storehouse (12) that are located bottom plate (2) below, water collecting pipeline (4) and water storage storehouse (12) intercommunication, drainage ditch (6) are through drainage tube (61) and water storage storehouse (12) intercommunication, be equipped with water level alarm (13) in water storage storehouse (12), be equipped with suction pump (14) on the inside wall in water storage storehouse (12), suction pump (14) links with water level alarm (13) electricity, the one end intercommunication of suction pump (14) has drinking-water pipe (15), drinking-water pipe (15) extend to the bottom in water storage storehouse (12), the other end intercommunication of suction pump (14) has outlet pipe (16), outlet pipe (16) stretch out outside water storage storehouse (12).

9. The waterproof and hydrophobic basement structure according to claim 1, wherein: the drainage ditch is characterized in that a drainage outlet (60) is formed in the communication position of the drainage ditch (6) and the drainage pipe (61), and a filter screen plate (17) is arranged above the drainage outlet (60) in the drainage ditch (6).

10. The construction method of the basement waterproof and hydrophobic structure as claimed in any one of claims 1-9, wherein the method comprises the following steps:

s1: a water collecting pipeline (4) is paved in the bottom plate (2) in advance, and the water conduit (10) wrapped with the non-woven fabric (11) is communicated with the water collecting pipeline (4);

s2: a hydrophobic channel (30) is arranged in the prefabricated stone hydrophobic layer (3), and the stone hydrophobic layer (3) is in splicing fit with the water conduit (10);

s3: a high-permeability concrete layer (9) is filled in a gap between the drainage channel (30) and the water conduit (10);

s4: coating a mortar protective layer (5) on the outer side wall of the gravel hydrophobic layer (3);

s5: after the mortar protective layer (5) is dried, a diversion trench (50) is formed in the mortar protective layer (5), and a drainage ditch (6) is formed in the top wall of the bottom plate (2) close to one end of the wall body (1);

s6: a waterproof piece is arranged on the mortar protective layer (5) of the wall body (1).