Basement surface layer and water-collecting well edge drainage structure

Abstract

The utility model discloses a basement surface layer and water-collecting well edge drainage structure which comprises a basement terrace, a drainage slope is arranged on the upper surface of the basement terrace, a drainage groove is formed in the upper surface of the basement terrace, and a water-collecting well is connected to the interior of the basement terrace in a pouring mode. A steel grating water collecting well cover plate is connected to the top of the water collecting well, a plurality of drainage holes are formed in the inner side of the drainage groove, a slope is made for the basement floor according to 0.5%, and a slope is made for 1% within the range of 1 m on the edge of the water collecting well. Meanwhile, drainage grooves are additionally arranged beside the water collecting wells to completely collect flowing water to achieve the purpose of orderly drainage, a steel grating water collecting well cover plate with an ultra-large void ratio is adopted, water accumulation of the cover plate is avoided, drainage grooves are additionally arranged on basic surface layers of equipment such as a water pump room and an air conditioner room, dripping water of the equipment is collected, and systematicness of water collection and drainage of a basement is improved; and flowing water discharged by the box can be collected in order, so that the economic loss is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of water collection well drainage, in particular to a basement surface layer and water collection well drainage structure. Background Art

[0002] The basement drainage system is to slope the ground to the drainage ditch and floor drain, then collect the water into the collection well or discharge it directly into the collection well, and finally the water pump in the collection well will discharge the water to the outside. In the whole drainage system, the orderly collection and discharge of water is the core.

[0003] The existing technology has the following problems: 1. The drainage and water collection system of the basement surface layer and the water collection well in the existing technology is poor, resulting in water accumulation on the water collection well cover and the water collection well. 2. After the basement surface layer and the water collection well in the technique have been used for a long time, the drainage of the underground garage, water pump room, and air conditioning room has deteriorated, and the running water cannot be collected and discharged in an orderly manner, which is easy to cause economic losses. Utility Model Content

[0004] In view of the problems in the related technology, the utility model proposes a basement surface layer and a drainage structure beside a water collection well to overcome the above-mentioned technical problems existing in the existing related technology.

[0005] To this end, the specific technical solutions adopted by the utility model are as follows:

[0006] A basement surface and drainage structure beside a water collection well comprises a basement floor, wherein the upper surface of the basement floor is provided with a drainage slope, the upper surface of the basement floor is provided with a drainage trough, the inside of the basement floor is cast and connected to a water collection well, the top of the water collection well is provided with a galvanized steel grille cover plate, and the inner side of the drainage trough is provided with a plurality of drainage holes.

[0007] Preferably, the basement floor is sloped at 0.5%, and the slope within 1m of the water collection well is sloped at 1%. Combined with the elevations of the four corners of the water collection well measured on site, the elevation of the water diversion area boundary and the floor thickness of each part are calculated. When the floor thickness is less than 50mm, the protruding parts should be partially chiseled out, and a drainage slope should be set around the water collection well to increase the slope and enhance the drainage capacity.

[0008] Preferably, drainage grooves are arranged around the water collection well. The drainage grooves are welded from two 50*50*5 angle steels, with a groove width of about 50mm. The cover plate is placed with a length of 50mm. 6φ10@30 drainage holes are drilled at the bottom of the groove near the well side for drainage. The drainage grooves are fixed to the base plate by welding φ12 steel bar heads, and the steel bar heads are implanted 100mm into the base plate. The developed drainage grooves can effectively collect water flow and achieve the purpose of orderly drainage.

[0009] Preferably, the water collection manhole cover adopts a customized galvanized steel grating cover with a super large porosity. The vertical and horizontal bars in the cover are welded from 40*5 flat steels. The horizontal spacing is about 50mm and the vertical spacing is about 100mm. By adopting a galvanized steel grating cover with a super large porosity, water accumulation in the cover is avoided.

[0010] Preferably, drainage ditches are arranged along the wall and the equipment foundation, with a drainage slope of 1%, and the water is evenly discharged to the collection well. The size of the drainage ditch is about 150*50, and the two sides of the ditch are cement-polished. A steel mesh is arranged at the bottom of the ditch to resist cracking and cement-polished to form an arc shape. The positive corners of the drainage ditch are rounded. By adopting the drainage ditch arrangement, the drainage performance can be improved.

[0011] Preferably, the drainage trough is welded from 50*50*5 angle steels, and drainage holes are drilled on the four sides of each water collection well close to the water collection well, with a specification of 6φ10@30. The holes are located at the bottom of the trough. By using the equipment foundation surface layer to increase the drainage trough, it is both beautiful and can achieve the purpose of collecting dripping water.

[0012] Preferably, ash cakes are set at the four corners of each water collection well according to the typeset drawings and design drawings, and the elevation error of the ash cakes is controlled within 1mm. Holes with a diameter of 12mm are drilled at the four corners and the center of each side of the water collection well. The holes are drilled 100mm into the bottom plate and the steel bar heads are knocked in. The drainage slope within 1m of the well edge of the water collection well is 1%. By adopting the measured size relationship and elevation relationship of various elements of the basement, it is convenient to determine the division of basement water distribution areas, floor elevation and surface thickness, size of water collection well covers and drainage troughs, specific locations of equipment foundations, layout of drainage ditches and specific practice nodes, etc., so as to achieve the purpose of orderly water collection and drainage in the basement without water accumulation.

[0013] A construction process for a basement surface layer and a drainage structure beside a water collection well, comprising the following steps:

[0014] Step 1: On-site measurement.

[0015] Step 2: Layout design.

[0016] Step 3: Material and labor preparation.

[0017] Step 4: Clean the floor.

[0018] Step 5: Make the drain groove.

[0019] Step 6: Control the elevation of the water collection well and install the drainage trough.

[0020] Step 7: Tie up the ground surface reinforcement.

[0021] Step 8: Construction of concrete surface layer.

[0022] Step 9: Construction of drainage ditches and equipment foundations.

[0023] Step 10, install the manhole cover.

[0024] The beneficial effects of the utility model are:

[0025] 1. The drainage structure of the basement surface and the water collection well is designed by setting a reasonable drainage slope on the basement surface, and adding a drainage trough next to the water collection well to completely collect the flowing water to achieve the purpose of orderly drainage. It also uses a galvanized steel grille cover with a super-large porosity to avoid water accumulation on the cover.

[0026] 2. The drainage structure of the basement surface and the water collection well is achieved by adding drainage grooves on the foundation surface of equipment such as the pump room and air-conditioning room to collect dripping water from the equipment, thereby improving the systematic nature of water collection and drainage in the basement, enabling it to collect and discharge running water in an orderly manner and reduce economic losses. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0028] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0029] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0030] Figure 3 This is a schematic diagram of the drainage groove structure of the utility model;

[0031] Figure 4 This is the process flow chart of the utility model.

[0032] In the figure: 1. Basement floor; 2. Drainage slope; 3. Drain trough; 4. Collection well; 5. Galvanized steel grille cover; 6. Drain hole. DETAILED DESCRIPTION

[0033] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0034] According to an embodiment of the utility model, a basement surface layer and a drainage structure beside a water collection well are provided. Example

[0035] like Figure 1-Figure 3 As shown, a basement surface layer and drainage structure beside a water collection well according to an embodiment of the utility model includes a basement floor 1, a drainage slope 2 is arranged on the upper surface of the basement floor 1, a drainage trough 3 is opened on the upper surface of the basement floor 1, a water collection well 4 is cast inside the basement floor 1, a galvanized steel grille cover 5 is arranged on the top of the water collection well 4, and a plurality of drainage holes 6 are opened on the inner side of the drainage trough 3.

[0036] The basement floor 1 is sloped at 0.5%, and the slope is 1% within 1m of the 4 sides of the water collection well. Combined with the elevations of the four corners of the water collection well 4 measured on site, the elevations of the water division area boundary and the floor thickness of each part are calculated. When the floor thickness is less than 50mm, the protruding parts should be partially chiseled out. A drainage trough 3 is set around the water collection well 4. The drainage trough 3 is welded by 2 50*50*5 angle steels. The trough width is about 50mm, and the cover plate is placed for 50mm. The drainage trough 3 is drilled at the bottom of the trough on the side of the well to drain water. 6φ10@30 drainage holes 6 are drilled. The drainage trough 3 is fixed to the bottom plate by welding φ12 steel bar heads. The steel bar heads are embedded in the bottom plate 100mm. The water collection well cover adopts a customized galvanized steel grille cover 5 with a large porosity. The vertical and horizontal bars in the cover are welded by 40*5 flat steels, and the horizontal spacing is about 50mm, the longitudinal spacing is about 100mm, drainage ditches are set along the wall and the equipment foundation, the drainage slope is 1%, and the drainage is evenly discharged to the water collection well 4. The size of the drainage ditch is about 150*50, and the cement is pressed and plastered on both sides of the ditch. A steel mesh is set at the bottom of the ditch to resist cracking and cement is pressed to make an arc shape. The positive corner of the drainage ditch is rounded. The drainage trough 3 is welded by 50*50*5 angle steel. The drainage holes 6 with specifications of 6φ10@30 are drilled on the side of the water collection well 4 on the four sides of each water collection well. The hole is located at the bottom of the trough. Gray cakes are set at the four corners of each water collection well according to the layout drawings and design drawings. The elevation error of the gray cakes is controlled within 1mm. Holes are drilled at the four corners and the center of each side of the water collection well 4. The hole diameter is 12mm. They are drilled into the bottom plate 100mm and the steel bar head is knocked in. The drainage slope within 1m of the well edge of the water collection well 4 is 1%.

[0037] In this embodiment, a drainage slope 2 is provided around the water collection well to increase the slope and enhance the drainage capacity.

[0038] In this embodiment, the developed drainage groove 3 can effectively collect water flow, thereby achieving the purpose of orderly drainage.

[0039] In this embodiment, water accumulation on the cover plate is avoided by using a galvanized steel grille cover plate 5 with a super large porosity.

[0040] In this embodiment, the drainage performance can be improved by adopting the drainage ditch arrangement.

[0041] In this embodiment, drainage grooves are added to the surface layer of the equipment foundation, which is both aesthetically pleasing and can achieve the purpose of collecting dripping water. Example

[0042] On the basis of the first embodiment, a preferred embodiment of the basement surface layer and the drainage structure of the water collection well provided by the utility model is as follows: Figures 1 to 3 As shown: According to the layout drawings and design drawings, gray cakes are set at the four corners of each water collection well. The error of the gray cake elevation is controlled within 1mm. Holes are drilled at the four corners and the center of each side of the water collection well 4. The hole diameter is 12mm. The hole is drilled 100mm into the bottom plate and the steel bar head is knocked in. The drainage slope within 1m of the well edge of the water collection well 4 is 1%.

[0043] In this embodiment, by adopting the measured size relationship and elevation relationship of each element of the basement, it is convenient to determine the basement water distribution area division, floor elevation and surface thickness, water collection manhole cover and drainage trough size, specific location of equipment foundation, drainage ditch layout and specific practice nodes, etc., so as to achieve the purpose of orderly water collection and drainage and no water accumulation in the basement.

[0044] A construction technology for basement surface layer and drainage structure beside water collection well, such as Figure 4 As shown, the following steps are included:

[0045] Step 1: On-site testing

[0046] 1) Measure the size and four corner elevations of each sump in the basement and record them.

[0047] 2) Measure the dimensional relationship between the foundations of equipment such as pump rooms and air-conditioning rooms and the walls and water collection wells, and record them.

[0048] Step 2: Layout design

[0049] 1) According to the plan layout of the basement water collection well in the design drawings, the basement is evenly divided into several water distribution areas to achieve the purpose of uniform and orderly drainage.

[0050] 2) The basement floor is sloped at 0.5%, and the slope within 1m of the water collection well is sloped at 1%. Combined with the elevations of the four corners of the water collection well measured on site, the elevation of the watershed boundary and the thickness of the floor at each part are calculated. When the floor thickness is less than 50mm, the protruding parts should be partially chiseled off.

[0051] 3) Design of new drainage trough and size statistics of water collection manhole cover

[0052] ① A drainage trough is set around the water collection well. The drainage trough is welded by two 50*50*5 angle steels. The width of the trough is about 50mm, and the length of the cover plate is 50mm. 6φ10@30 drainage holes are drilled at the bottom of the trough near the well to drain water. The drainage trough is fixed to the bottom plate by welding φ12 steel bar heads, and the steel bar heads are embedded in the bottom plate 100mm.

[0053] ② According to the table in step 1-1, the size of the drainage trough beside each sump can be obtained to facilitate material procurement.

[0054] ③ The water collection manhole cover adopts customized galvanized steel grille cover with super large porosity. The vertical and horizontal bars in the cover are welded by 40*5 flat steel. The horizontal spacing is about 50mm and the vertical spacing is about 100mm. According to the table 1-1 in step 1, the size of each water collection manhole cover can be calculated for procurement.

[0055] 4) Layout and construction of drainage ditches and gutters

[0056] ① Negotiate with the equipment supplier in advance to determine the equipment foundation size and location, and conduct on-site measurement and verification after construction is completed.

[0057] ② Set up drainage ditches along the walls and equipment foundations with a drainage slope of 1%, and drain evenly to the collection well.

[0058] ③The size of the drainage ditch is about 150*50, and the two sides of the ditch are cement-polished. A steel mesh is set at the bottom of the ditch to resist cracking and cement-polished to make an arc shape, and the positive corners of the drainage ditch are rounded.

[0059] ④ The equipment foundation is plastered with cement mortar and polished, and drainage grooves are set on the table top and sides. The groove width is about 20mm and the depth is 5~8mm. It is slightly sloped from the inside to the outside and drains water to the drainage ditch.

[0060] Step 3: Material and labor preparation

[0061] 1) Material preparation: After the layout design in step 2, the specifications and quantities of the required materials have been determined, and the purchasing staff can purchase them as required.

[0062] 2) Workforce preparation

[0063] ① Plastering: The main work of plastering is ground cleaning, making ash cakes around water collection wells, pouring concrete on the ground surface, constructing drainage ditches in pump rooms and air conditioner rooms, plastering and polishing equipment foundations, and constructing drainage troughs. Among them, the construction of drainage ditches and equipment foundations requires a higher level of technical skills for plasterers, and the best ones need to be selected.

[0064] ②Rebar workers: The main work of rebar workers is cutting and binding the basement floor rebars, and cutting the rebar heads for fixing the drain troughs.

[0065] ③ Electric welder: The main job of the electric welder is the processing, production, installation and fixation of the drain trough.

[0066] ④Construction worker: The main job of a construction worker is construction management.

[0067] ⑤Quality inspector: The main job of the quality inspector is quality supervision.

[0068] Step 4: Floor cleaning

[0069] 1) Use a floor cleaner to clean the ground and remove dust, mortar blocks, concrete blocks, etc.

[0070] 2) Manually flush the ground. After flushing, check whether there is still hardened concrete, mortar blocks, paint, etc. on the ground. If so, clean it up manually.

[0071] 3) According to step 1-2 in the table of step 1, if the local floor elevation is higher than the design elevation, the protruding part should be chiseled off to ensure the floor thickness.

[0072] Step 5: Drainage groove production

[0073] 1) The drain trough is welded from 50*50*5 angle steel and is cut and made one by one according to the statistical data in Table 2-1 in Step 2.

[0074] 2) Drain holes with a specification of 6φ10@30 are drilled on the four sides of each drainage trough close to the side of the collection well, and the holes are located at the bottom of the trough.

[0075] Step 6: Elevation control of the water collection well and installation of the drainage trough

[0076] 1) According to the layout drawings and design drawings, ash cakes are set at the four corners of each water collection well, and the elevation error of the ash cakes is controlled within 1mm.

[0077] 2) Drill holes at the four corners and the center of each side of the water collection well with a diameter of 12mm, drill 100mm into the bottom plate, and knock in the steel bar heads.

[0078] 3) After the ash cake has initially solidified, place the drain trough on the ash cake and recheck the elevation. After the elevation meets the recheck requirements, weld it to the steel bar head.

[0079] 4) The drainage slope within 1m of the edge of the water collection well is 1%, and the ribs are used to control the elevation within this range.

[0080] 5) Reserve drainage ditch space in the pump room and air-conditioning room, and use ribs to control elevation.

[0081] Step 7: Ground surface reinforcement binding

[0082] 1) Plant steel bars in the ground in a Ф10@1000mm plum blossom pattern to fix the position of the steel mesh and avoid trampling during construction.

[0083] 2) After the steel bars are tied, they are spot welded to the embedded bars. The height of the fixing point is 2 / 3 of the thickness of the concrete surface layer, slightly higher.

[0084] Step 8: Concrete surface construction

[0085] 1) Contact the commercial concrete company and use commercial concrete with the grade of C30. The slump of commercial concrete shall not be greater than 110mm. The coarse aggregate of commercial concrete shall not be greater than 25mm, and the mud content shall not be greater than 1%.

[0086] 2) Sweep the ground with cement slurry. Before pouring, wet the ground with cement slurry and sweep a layer of cement slurry with a broom to strengthen the adhesion between the base layer and the concrete surface layer.

[0087] 3) The pump pipe is moistened with mortar in the concrete mix ratio, and the mortar is evenly raked and leveled, with the height not exceeding 1 / 3 of the thickness of the concrete surface layer.

[0088] 4) To control the flatness of the concrete surface, a 6m long aluminum alloy scraper is used to level the surface of the dividing strips by two people. The leveling is done twice, both vertically and horizontally. The height of the concrete surface is 1 to 2 mm higher than the surface of the dividing strips. If water oozes from the concrete surface, a sponge is used to absorb and remove it.

[0089] 5) Wear-resistant floor construction is carried out after the initial setting of concrete. The initial setting standard of concrete is generally 2 to 3 hours after pouring concrete (related to the weather), and the surface of the concrete is tested for basically no water seepage or a 3 to 5 mm mark left by finger pressure.

[0090] Step 9: Construction of drainage ditches and equipment foundation

[0091] 1) After the concrete pouring of the pump room floor is completed and the strength reaches 80%, the drainage ditch construction begins.

[0092] 2) Lay thin cement bricks along the ditch and polish the surface cement.

[0093] 3) Make a trumpet-shaped opening from the drainage ditch to the water collection well outlet to increase the water output.

[0094] 4) Wire mesh is set at the bottom of the ditch to control cracks and cement is used for polishing. The sides of the equipment foundation and the table are cemented and polished. PVC4 pipes are used on the table and sides to hook out the drainage groove, and the surface of the table is slightly sloped to the drainage groove.

[0095] Step 10, install the manhole cover.

[0096] Place the purchased galvanized steel grating cover in the corresponding specification water collection well, and the well cover will be flat and beautiful.

[0097] In actual application, when using a basement surface layer and drainage structure beside a water collection well, first measure the size and four corner elevations of each water collection well in the basement, then measure the size relationship between the foundation of the water pump room, air conditioning room and other equipment and the wall surface and water collection well, and record it. According to the plane layout of the basement water collection well in the design drawing, the basement is evenly divided into several water division areas to achieve the purpose of uniform and orderly drainage. The basement floor 1 is sloped at 0.5%, and the slope is 1% within 1m on the four sides of the water collection well. Combined with the elevations of the four corners of the water collection well 4 measured on site, calculate the elevation of the water division area boundary and the floor thickness of each part. When the floor thickness is less than 50mm, it should be partially The protruding parts are chiseled out, and the drainage slope 2 is designed. A drainage groove is set around the water collection well 4. The drainage groove 3 is welded by 2 50*50*5 angle steels, and the groove width is about 50mm. The galvanized steel grille cover plate 5 has a shelf length of 50mm. The drainage groove 3 is drilled at the bottom of the groove on the side of the well 6φ10@30 drainage holes 6 for drainage. The drainage groove 3 is fixed to the bottom plate by welding φ12 steel bar heads, and the steel bar heads are embedded in the bottom plate 100mm. The water collection well cover plate adopts a customized galvanized steel grille cover plate 5 with a large porosity. The vertical and horizontal bars in the cover plate are welded by 40*5 flat steel, with a horizontal spacing of about 50mm and a vertical spacing of about 100mm. It is set along the wall and the equipment foundation. Drainage ditches are set up with a drainage slope of 1%, and the drainage is evenly discharged to the water collection well. The size of the drainage ditch is about 150*50. The cement calendering and plastering on both sides of the ditch are used. A steel mesh is set at the bottom of the ditch to resist cracking and cement calendering to make an arc shape. The positive corners of the drainage ditch are rounded. The equipment foundation is plastered and calendered with cement mortar, and drainage grooves are set on the table and sides. The groove width is about 20mm and the depth is 5~8mm. Slightly slope from the inside to the outside to drain water to the drainage ditch. The drainage trough is welded by 50*50*5 angle steel. Gray cakes are set at the four corners of each water collection well according to the layout drawings and design drawings. The elevation error of the gray cakes is controlled within 1mm. Holes are drilled at the four corners of the water collection well and the center of each side. The hole diameter is 12mm, and the drilling 100mm into the bottom plate, and knock in the steel bar head. After the ash cake is initially set, place the drainage trough on the ash cake and recheck the elevation. After the elevation is checked, weld and fix it on the steel bar head. The drainage slope within 1m of the well edge of the water collection well is 1%. The elevation is controlled by punching reinforcement within this range. Drainage ditch positions are reserved in the pump room and air conditioning room. The elevation is controlled by punching reinforcement. The surface layer of the ground is tied with steel bars. The ground is planted according to the Ф10@1000mm plum blossom type to fix the position of the steel mesh and avoid trampling during construction. After the steel bars are tied, they are spot welded on the planted reinforcement. The height of the fixed point is 2 / 3 of the thickness of the concrete surface layer, slightly above. The commercial concrete with the label of C30 is used. The slump of commercial concrete shall not be greater than 110mm.The coarse aggregate of commercial concrete shall not be larger than 25mm, and the mud content shall not be more than 1%. The ground shall be swept. Before pouring, the ground shall be moistened with cement slurry. A layer of cement slurry shall be swept with a broom to strengthen the adhesion between the base and the concrete surface layer. The pump pipe shall be moistened with mortar in the concrete mix ratio. The mortar shall be evenly raked and leveled, and the height shall not exceed 1 / 3 of the thickness of the concrete surface layer. For the flatness control of the concrete surface layer, a 6m long aluminum alloy scraper shall be used to lap the surface of the grid strips and two people shall work together to complete the leveling. The vertical and horizontal leveling shall be performed twice. The height of the concrete surface shall be 1-2mm higher than the surface layer of the grid strips. If water oozes from the concrete surface, a sponge shall be used to absorb and remove it. After the initial setting of the concrete, wear-resistant floor construction shall be carried out. The initial setting standard of concrete is generally 2-3h after the concrete is poured (related to the weather). The standard is that there is basically no water seepage on the concrete surface or a 3-5mm mark left by finger pressure is measured 2-3h after the concrete is poured. , after the concrete pouring of the pump room floor is completed and the strength reaches 80%, the construction of the drainage ditch begins. Thin cement bricks are laid on the edge of the ditch, and the surface cement is polished. A trumpet-shaped opening is made from the drainage ditch to the water outlet of the collection well to increase the water output. A wire mesh is set at the bottom of the ditch to control cracks and the cement is polished. The sides and countertops of the equipment foundation are polished with cement. PVC4 branch pipes are used on the countertops and sides to hook out the drainage trough. The surface layer of the countertop is slightly sloped to the drainage trough, and then the galvanized steel grating cover is placed in the water collection well of the corresponding specification. The well cover is flat and beautiful, and the basement water diversion area division, floor elevation and surface thickness, water collection well cover and drainage trough size, specific location of equipment foundation, drainage ditch layout and specific practice nodes, etc. are used. Then, the construction is carried out step by step according to the construction process to achieve the purpose of orderly water collection and drainage in the basement without water accumulation.

[0098] In summary, with the help of the above-mentioned technical scheme of the utility model, a reasonable drainage slope is set on the ground surface of the basement, and a drainage trough is added beside the collection well to completely collect the running water to achieve the purpose of orderly drainage, and a galvanized steel grating cover with a super-large porosity is used to avoid water accumulation on the cover. By adding drainage grooves on the foundation surface of equipment such as water pump rooms and air-conditioning rooms to collect dripping water from equipment, the systematic nature of water collection and drainage in the basement is improved, so that it can collect and discharge running water in an orderly manner, thereby reducing economic losses.

[0099] The utility model measures the size relationship and elevation relationship of various elements of the basement on site, summarizes them into CAD for pre-layout design, determines the basement water distribution area division, floor elevation and surface thickness, water collection manhole cover and drainage trough dimensions, specific location of equipment foundation, drainage ditch layout and specific practice nodes, etc., and then gradually constructs according to the construction process flow to achieve the purpose of orderly water collection and drainage and no water accumulation in the basement.

[0100] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A basement surface layer and water collection well drainage structure, comprising a basement floor (1), characterized in that: The upper surface of the basement floor (1) is provided with a drainage slope (2), the upper surface of the basement floor (1) is provided with a drainage groove (3), the basement floor (1) is internally cast and connected with a water collection well (4), the top of the water collection well (4) is provided with a galvanized steel grille cover plate (5), and the inner side of the drainage groove (3) is provided with a plurality of drainage holes (6); drainage ditches are provided along the wall and the equipment foundation, the drainage slope is 1%, and the drainage is evenly discharged to the water collection well (4), the size of the drainage ditch is about 150*50, the two sides of the ditch are cement-polished, the bottom of the ditch is provided with a steel mesh to resist cracking and cement-polished to form an arc shape, and the positive corners of the drainage ditch are rounded; by using the equipment foundation surface layer to increase the drainage ditch, the drainage ditch is 20 mm wide and 5~8 mm deep, and the slope is found from the inside to the outside to drain water to the drainage ditch.

2. A basement surface layer and water collection well drainage structure according to claim 1, characterized in that: The water collection well (4) is provided with a drainage groove (3) around it. The drainage groove (3) is welded from two 50*50*5 angle steels, and the groove width is about 50 mm. The galvanized steel grid cover (5) has a shelf length of 50 mm. The drainage groove (3) is drilled with 6φ10@30 drainage holes (6) at the bottom of the groove near the well side for drainage. The drainage groove (3) is fixed to the bottom plate by welding φ12 steel bar heads, and the steel bar heads are embedded in the bottom plate 100 mm.

3. A basement surface layer and water collection well drainage structure according to claim 2, characterized in that: The water collection well cover plate adopts a customized galvanized steel grille cover plate (5) with a large porosity. The vertical and horizontal bars in the cover plate are welded from 40*5 flat steels, with a horizontal spacing of about 50 mm and a vertical spacing of about 100 mm.

4. A basement surface layer and water collection well drainage structure according to claim 3, characterized in that: The drainage groove (3) is welded from 50*50*5 angle steels. The drainage grooves on the four sides of each water collection well are drilled with drainage holes (6) on the side close to the water collection well (4), with a specification of 6φ10@30, and the holes are located at the bottom of the groove.

5. A basement surface layer and water collection well drainage structure according to claim 4, characterized in that: Gray cakes are set at the four corners of each water collection well, and the height error of the gray cakes is controlled within 1mm. Holes with a diameter of 12mm are drilled at the four corners and the center of each side of the water collection well (4), 100mm into the bottom plate, and the steel bar head is knocked in. The drainage slope within 1m of the well edge of the water collection well (4) is 1%.

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