CN-117306568-B - Civil engineering foundation pit drainage structure and drainage method thereof

Abstract

The invention relates to the technical field of drainage structures and discloses a civil construction foundation pit drainage structure and a drainage method thereof, the structure comprises a supporting mechanism, the supporting mechanism further comprises a rotary motor, a primary filter plate is arranged outside the structure, after the rotary motor is powered on, a water pumping fan blade is driven to conduct a water source extraction process, negative pressure is formed at the bottom of the water pumping fan blade at the moment, larger sediment is adsorbed at the primary filter plate, the sediment adsorbed on the outer wall of the primary filter plate also has a filtering effect while avoiding affecting the operation of equipment, after water is accumulated in a foundation pit, the mud at the bottom is soft, the phenomenon of blockage in the pipeline is easily caused by adopting a pipeline extraction mode, the working efficiency of the equipment is seriously affected.

Inventors

• BAI GUOFENG
• WU YAN

Assignees

• 浙江盈风建设有限公司

Dates

Publication Date

20260512

Application Date

20230921

Claims (2)

1. 1. The utility model provides a civil engineering foundation ditch drainage device, includes supporting mechanism (1), supporting mechanism (1) is still including rotating motor (101), the bottom outer wall department rotation of rotating motor (101) is connected with motor pillar (102), the outer wall department fixedly connected with rotor plate (103) of motor pillar (102), its characterized in that still includes: the filtering mechanism (2) comprises a filtering top plate (201) fixedly connected to the outer wall of the bottom of the motor support column (102), a filtering main column (202) is fixedly connected to the bottom center of the filtering top plate (201), and a fan blade bottom plate (203) is fixedly connected to one end, far away from the filtering top plate (201), of the filtering main column (202); The extraction mechanism (3), the extraction mechanism (3) comprises a motor bracket (301) fixedly connected to the outer wall of the rotary motor (101), and a transmission belt (302) is sleeved on the outer wall of the rotary plate (103); the supporting mechanism (1) further comprises an equipment top plate (104) fixedly connected to the outer wall of the bottom of the motor bracket (301), the inner wall of a through hole in the equipment top plate (104) is rotationally connected with the outer wall of the motor support column (102), and a plurality of rope fixing plates (105) are fixedly connected to the outer wall of the top of the equipment top plate (104); the supporting mechanism (1) further comprises a fixed inclined plate (106) fixedly connected to the outer wall of the equipment top plate (104), one end, far away from the equipment top plate (104), of the fixed inclined plate (106) is fixedly connected with a water accumulation groove (107), the outer wall of the fixed inclined plate (106) is fixedly connected with a fixed outer plate (108), and the side wall of the water accumulation groove (107) is in through connection with a water pumping plate (109); The filtering mechanism (2) further comprises a water pumping fan blade (204) fixedly connected to the outer wall of the fan blade bottom plate (203), a filtering screen (205) is fixedly connected to the outer wall of the bottom of the filtering top plate (201), a plurality of dredging columns (206) are fixedly connected to the outer wall of the bottom of the equipment top plate (104), and the outer wall of the dredging columns (206) is rotatably connected with the inner wall of a hole in the filtering screen (205); The filter mechanism (2) further comprises a filter inclined plate (207) fixedly connected to the inner wall of the filter screen (205), one end, far away from the filter screen (205), of the filter inclined plate (207) is rotationally connected with a filter floor (208), the outer wall of the motor support column (102) is fixedly connected with a cleaning support (209), the outer wall of the bottom of the cleaning support (209) is fixedly connected with a plurality of cleaning blades (210), the bottoms of the cleaning blades (210) are slidably connected with the top of the filter floor (208), the outer wall of the bottom of the water accumulation tank (107) is fixedly connected with a plurality of support columns (211), one end, far away from the water accumulation tank (107), of the support columns (211) is fixedly connected with the bottom of the equipment top plate (104), and the outer wall of the bottom of the filter floor (208) is fixedly connected with a plurality of primary filter plates (212). The extraction mechanism (3) further comprises a rotating gear (303) which is rotationally connected to the outer wall of the top of the equipment top plate (104), the outer wall of the rotating gear (303) is rotationally connected with the inner wall of the conveying belt (302), a transmission top plate (304) is fixedly connected to the outer wall of the top of the equipment top plate (104), a rotating column (305) is rotationally connected to the inner wall of a hole on the transmission top plate (304), a linkage gear (306) is fixedly connected to one end, close to the rotating gear (303), of the rotating column (305), and the outer wall of the linkage gear (306) is rotationally connected with the outer wall of the rotating gear (303); the extraction mechanism (3) further comprises an extraction inner plate (307) fixedly connected to one end, far away from the linkage gear (306), of the rotation column (305), a plurality of extraction plates (308) are rotatably connected to the outer wall of the extraction inner plate (307), a water pump shell (309) is fixedly connected to the outer wall of the top of the equipment top plate (104), a water pipe (310) is fixedly connected to the inner wall of the water pump shell (309), the outer wall of the water pipe (310) is rotatably connected with the outer wall of the extraction plate (308), and the bottom of the water pipe (310) is in through connection with the bottom of the water pumping plate (109); The rivers and the inner wall contact of filter screen (205), debris are blockked the gathering at filter screen (205) inner wall by filter screen (205), for solving the phenomenon that filter screen (205) is blockked up, inside dredging column (206) that is provided with of equipment, through the linkage of dredging column (206) and the inside mesh of filter screen (205), reach the effect of dredging the mesh, in addition, follow-up rivers from clearance flabellum (210) transmission will continuously wash away the inner wall of filter screen (205), solve the jam problem, under linkage gear (306) drive rotatory effect, extraction inner panel (307) drive extraction board (308) constantly extrudees water pipe (310), make water pipe (310) appear partial vacuum, constantly produce huge suction, make the continuous suction of liquid in the pipe, the equipment outside of discharging again.
2. 2. The civil engineering foundation pit drainage device of claim 1, wherein the method for using the drainage device comprises the following steps: S1, when equipment is used, a power supply of a rotary motor (101) is connected, and a water pumping fan blade (204) is driven by the rotary motor (101) to pump water source in a pit; s2, after the equipment finishes pumping water, the pumped liquid is screened by the cleaning fan blades (210) and the filter screen (205), and sediment in the equipment is filtered, so that the influence on the subsequent pumping process is avoided; and S3, in the filtering process, the dredging column (206) dredges the inner wall of the filter screen (205), and the water pipe (310) extracts the filtered water source in the water storage tank (107) through the linkage of the rotating gear (303) and the linkage gear (306).

Description

Civil engineering foundation pit drainage structure and drainage method thereof Technical Field The invention relates to the technical field of drainage equipment, in particular to a foundation pit drainage device for civil engineering construction. Background The foundation pit is required to be constructed in the civil construction process, groundwater and ground surface diving are frequently encountered in the foundation pit excavation process to infiltrate in a large amount, so that the site is immersed, the stability of the side slope of the foundation pit is damaged, and the construction is affected, so that the foundation pit site drainage, flood drainage and other works are required to be performed, an open ditch drainage method and a well point dewatering method are usually adopted, and a water suction pump is used for pumping and transferring water in the two drainage methods to realize drainage in the foundation pit, so that the dryness of the foundation pit is maintained. In the water source of civil engineering hole, there are a lot of fine sand and earth, after subsidence effect, very easily pile up the diapire at the sump pit for the tail end of the hose of being connected with the suction pump is extremely easily received the jam interference of fine sand, and then destroys the suction pump, to above problem, proposes following scheme. Disclosure of Invention In order to solve the technical problems, the invention provides a drainage device for a civil engineering foundation pit, which comprises a supporting mechanism, wherein the supporting mechanism also comprises a rotary motor, a motor support column is rotationally connected at the outer wall of the bottom of the rotary motor, a rotary plate is fixedly connected at the outer wall of the motor support column, The filtering mechanism comprises a filtering top plate fixedly connected to the outer wall of the bottom of the motor support column, a filtering main column is fixedly connected to the bottom center of the filtering top plate, and a fan blade bottom plate is fixedly connected to one end, far away from the filtering top plate, of the filtering main column; the extraction mechanism comprises a motor bracket fixedly connected to the outer wall of the rotary motor, and a conveying belt is sleeved on the outer wall of the rotary plate. Preferably, the supporting mechanism further comprises an equipment top plate fixedly connected to the outer wall of the bottom of the motor support, the inner wall of a through hole in the equipment top plate is rotationally connected with the outer wall of the motor support, a plurality of rope fixing plates are fixedly connected to the outer wall of the top of the equipment top plate, the mechanism provides mounting positions for subsequent mechanisms, the mechanism plays a stable effect in the operation process, normal operation of the equipment is guaranteed, and the bumpy problem is avoided. Preferably, the supporting mechanism further comprises a fixed inclined plate fixedly connected to the outer wall of the equipment top plate, one end of the fixed inclined plate, far away from the equipment top plate, is fixedly connected with a water accumulation groove, the outer wall of the fixed inclined plate is fixedly connected with a fixed outer plate, and the side wall of the water accumulation groove is in through connection with a water pumping plate. Preferably, the filter mechanism further comprises a water pumping fan blade fixedly connected to the outer wall of the fan blade bottom plate, a filter screen is fixedly connected to the outer wall of the bottom of the filter top plate, a plurality of dredging columns are fixedly connected to the outer wall of the bottom of the equipment top plate, the outer wall of each dredging column is rotationally connected with the inner wall of a hole in the filter screen, after water is accumulated in a foundation pit, soil at the bottom is soft, a pipeline is drawn, the phenomenon of blocking in the pipeline is easily caused, the working efficiency of the equipment is seriously affected, the appearance of the equipment is flat, the equipment is applicable to various pits, staff place the equipment in the foundation pit through a rope fixing plate, sewage enters the equipment through the water pumping fan blade, and the effect of secondary filtering is achieved due to the influence of centrifugal force. Preferably, the filtering mechanism further comprises a filtering inclined plate fixedly connected to the inner wall of the filtering screen, one end of the filtering inclined plate, far away from the filtering screen, is rotationally connected with the filtering floor, the outer wall of the motor support is fixedly connected with a cleaning support, the outer wall of the bottom of the cleaning support is fixedly connected with a plurality of cleaning blades, the bottoms of the cleaning blades are slidably connected with the top of the filtering floor, the outer