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CN-122013870-A - Combined construction device and method for permeable concrete rain drainage facility

CN122013870ACN 122013870 ACN122013870 ACN 122013870ACN-122013870-A

Abstract

The invention relates to the technical field of roadway construction, in particular to a device and a method for combined construction of permeable concrete rain drainage facilities. The technical scheme includes that the device comprises a driving machine and a road roller at the front end of the driving machine, wherein a trench excavating machine and a hopper are detachably arranged at the rear end of the driving machine, a packing auger blade and a stirring shaft are arranged in the hopper, an adjustable moving mechanism and a flattening mechanism are arranged at the bottom of the hopper through a bottom frame, the packing auger blade drives a feeding pipe and a discharging spray nozzle to swing back and forth through bevel gear transmission and a bidirectional screw rod to uniformly distribute materials, and the flattening mechanism is provided with a compression roller with an eccentric wheel so as to realize vibration compaction. The method comprises the steps of foundation soil tamping, blind ditch construction, macadam subbase layer paving, permeable concrete base layer vibration compaction, maintenance and permeable surface layer paving. The invention realizes that a plurality of permeable structure layers are paved by one machine, the cloth is uniform and the compaction is controllable, the permeable porosity is effectively maintained, and the rainwater collection efficiency and the construction quality are improved.

Inventors

  • LI WANSHENG
  • YU HAIZHOU
  • CHEN LIDONG
  • LI XIAOWEN

Assignees

  • 中国华冶科工集团有限公司

Dates

Publication Date
20260512
Application Date
20260324

Claims (10)

  1. 1. The utility model provides a concrete rain drainage facility combination construction device permeates water, includes driving machine (1) and install road roller (2) in driving machine (1) front end, its characterized in that still includes: The construction device comprises a groove excavating machine (3) and a hopper (4), wherein the groove excavating machine (3) and the hopper (4) are detachably arranged at the rear end of a driving machine (1), an auger blade (8) is rotatably arranged at the lower side of the inner part of the hopper (4), the front end of the auger blade (8) is connected with an output shaft of the driving machine (1), and a bevel gear I (14) is arranged at the rear end of the auger blade; The laying mechanism is installed in hopper (4) bottom through chassis (5), just adjustable mobile mechanism (6) are all installed to chassis (5) outer wall both sides, and outer wall rear side then installs shakeouts mechanism (7), protection casing (21) are installed in bevel gear one (14) outside, just protection casing (21) inside one side rotates and is provided with transmission shaft (35), bevel gear two (15) are installed to transmission shaft (35) one end, just bevel gear one (14) meshes with bevel gear two (15), chassis (5) inside rotation is provided with bi-directional screw (17), just bevel gear two (15) are connected through drive belt mechanism (16) with bi-directional screw (17) tip, bi-directional screw (17) outer wall threaded connection has thread bush (18), L shape connecting rod (20) are installed to thread bush (18) outer wall one side, fixed sleeve (19) one end installs conveying pipe (12) in the inner wall, just conveying pipe (12) one end is connected with hopper (4) bottom one side, is used for carrying concrete shower nozzle (13) etc. is installed to the other end.
  2. 2. The permeable concrete rain drainage facility combined construction device according to claim 1, wherein a driving wheel (9) is installed on one side, close to the driving machine (1), of the outer wall of the auger blade (8), two driven wheels (10) are rotatably arranged on one side, close to the auger blade (8), of the inside of the hopper (4), the two driven wheels (10) are respectively arranged on two sides of the outer wall of the driving wheel (9) in a meshed mode, and a stirring shaft (11) is fixedly arranged in the driven wheels (10).
  3. 3. The construction device for the permeable concrete rain drainage facility combination according to claim 2, wherein the stirring shaft (11) is rotatably arranged on the inner wall of the hopper (4), and materials such as broken stone, concrete and the like can be arranged in the hopper (4).
  4. 4. The permeable concrete rain drainage facility combined construction device according to claim 1, wherein the adjustable moving mechanism (6) is installed on two sides of the outer wall of the underframe (5) through fixed upright posts (29), sliding columns (32) are slidably arranged in the fixed upright posts (29), bearing blocks (33) are installed at the bottoms of the sliding columns (32), and moving wheels (34) are installed in the bearing blocks (33).
  5. 5. The permeable concrete rain drainage facility combined construction device according to claim 4, wherein a screw rod (30) is rotatably arranged in the fixed upright post (29), and a handle (31) is arranged at the top of the screw rod (30).
  6. 6. The construction device for the permeable concrete rain drainage facility combination according to claim 5, wherein the sliding column (32) is internally provided with internal threads, and the internal threads are matched with the outer wall of the screw rod (30).
  7. 7. The permeable concrete rain drainage facility combined construction device according to claim 1, wherein the flattening mechanism (7) is installed on the rear side of the outer wall of the underframe (5) through a supporting column (22), two ends of the supporting column (22) are respectively provided with a rotating shaft seat (23), one rotating shaft seat (23) is installed on the rear side of the outer wall of the underframe (5), the other rotating shaft seat (23) is provided with a fixed plate (24), the outer wall of the fixed plate (24) is close to one side of the underframe (5), a push plate (25) is installed, and the bottom of the fixed plate (24) is provided with a pressing plate (26).
  8. 8. The permeable concrete rain drainage facility combined construction device according to claim 7, wherein a plurality of press rollers (27) are rotatably arranged in the fixed plate (24), and the outer walls of the press rollers (27) are rotatably arranged in the press plate (26).
  9. 9. The permeable concrete rain drainage facility combined construction device according to claim 8, wherein eccentric wheels (28) are arranged at two ends of the pressing roller (27), and the eccentric wheels (28) are arranged inside the fixed plate (24) in a sliding manner.
  10. 10. A construction method of a permeable concrete rain drainage facility combination, which is applied to the construction device of the permeable concrete rain drainage facility combination according to any one of claims 1 to 9, and is characterized in that the method comprises the following steps: S1, leveling and tamping roadway foundation soil by adopting a road roller (2) at the front end of a driving machine (1), installing a trench excavator (3) at the rear end of the driving machine (1), excavating longitudinal trenches on two sides of the tamped foundation soil, burying semicircular PVC pipes in the trenches, filling crushed stone in the pipes to form blind ditches, and converting the ends of the semicircular PVC pipes into whole circular pipes to extend into a rainwater well; S2, dismantling a trench excavating machine (3), installing a hopper (4) and a paving mechanism at the rear end of the driving machine (1), lifting the underframe (5) by adjusting the adjustable moving mechanism (6), and controlling the distance between the blanking nozzle (13) and the base surface to enable the blanking nozzle to be in line with the design thickness of a structural layer to be paved; s3, uniformly spraying broken stone on a base surface through a paving mechanism, flattening and compacting by a flattening mechanism (7) along with the advancing of a driver (1) to form a permeable base layer with the thickness of 150-200 mm, replacing materials in a hopper (4) with permeable concrete with the strength grade not lower than C30, uniformly spraying the material on the broken stone base layer through the paving mechanism, and vibrating and compacting by the flattening mechanism (7) along with the advancing of the driver (1) to form a permeable base layer; S4, covering and moisturizing the paved permeable base layer, wherein the curing time is not less than 7 days, after the curing reaches the standard, replacing materials in the hopper (4) with permeable mortar, paving a permeable mortar combining layer with the thickness of 20-40 mm on the permeable base layer, and paving permeable bricks to form a permeable surface layer; s5, extending into the whole circular pipe of the rainwater well through the blind ditch, and collecting the rainwater permeated into the blind ditch into the urban rainwater drainage system.

Description

Combined construction device and method for permeable concrete rain drainage facility Technical Field The invention relates to the technical field of roadway construction, in particular to a device and a method for combined construction of permeable concrete rain drainage facilities. Background In recent years, with the deep advancement of sponge city construction, a permeable concrete pavement is widely applied to city updating and old community reconstruction as an ecological paving technology capable of realizing natural rainwater permeation, natural accumulation and natural purification. The permeable concrete pavement can enable rainwater to permeate into the ground through the porous structure of the permeable concrete pavement, and meanwhile, the permeable concrete pavement is combined with drainage facilities such as blind ditches to collect redundant rainwater, so that the recycling of the rainwater is realized. At present, the construction of the permeable concrete pavement mainly adopts a step-by-step operation mode, working procedures such as foundation soil treatment, blind ditch excavation, gravel layer laying, permeable concrete pouring and the like are respectively completed by different machines, multiple mechanical approach and departure are needed among the working procedures, and construction organization is complex. Most of the existing paving equipment is designed aiming at common concrete, and the vibration compaction mode of the existing paving equipment easily causes cement slurry in permeable concrete to sink to block bottom pores, so that the water permeability is damaged. In addition, the traditional fixed blanking mode is easy to cause material segregation and uneven thickness, and influences the pavement permeability and the service life. However, in the process of paving a permeable concrete pavement, the existing construction machinery is difficult to consider the distribution uniformity and compaction controllability, and the communication porosity of the permeable concrete cannot be effectively maintained while the structural strength is ensured, so that the rainwater collection efficiency is reduced, and the construction effect of a sponge city is affected. Disclosure of Invention The invention aims to solve the problems that in the background technology, the communication porosity of permeable concrete is difficult to effectively maintain, so that the rainwater collection efficiency is reduced, and the construction effect of a sponge city is affected. In a first aspect, the present invention provides a construction device for a permeable concrete rain drainage facility, including a driving machine and a road roller mounted at the front end of the driving machine, and further including: The groove excavating machine and the hopper are detachably arranged at the rear end of the driving machine, an auger blade is rotatably arranged at the lower side of the inner part of the hopper, the front end of the auger blade is connected with the output shaft of the driving machine, and the rear end of the auger blade is provided with a bevel gear I; the construction device also comprises a laying mechanism arranged at the bottom of the hopper; the laying mechanism is installed in the hopper bottom through the chassis, just adjustable mobile mechanism is all installed to chassis outer wall both sides, and the outer wall rear side then installs the flattening mechanism, the protection casing is installed in bevel gear one outside, just the inside one side of protection casing rotates and is provided with the transmission shaft, bevel gear two is installed to transmission shaft one end, just bevel gear one with bevel gear two phase engagement, the inside rotation of chassis is provided with two-way screw rod, just bevel gear two passes through drive belt mechanism with two-way screw rod tip and is connected, two-way screw rod outer wall threaded connection has the screw sleeve, L shape connecting rod is installed to screw sleeve outer wall one side, fixed cover is installed to L shape connecting rod one end, the conveying pipe is installed to fixed cover inner wall, just conveying pipe one end is connected with hopper bottom one side for carry rubble, concrete etc. the unloading shower nozzle is installed to the conveying pipe other end. Optionally, the auger blade outer wall is close to one side of the driving machine and is installed the action wheel, the hopper is inside to be close to one side of the auger blade rotates and is provided with two follow driving wheels, and two follow driving wheels respectively the meshing sets up in action wheel outer wall both sides, follow driving wheel inside fixedly is provided with the (mixing) shaft. Optionally, the stirring shaft is rotatably arranged on the inner wall of the hopper, and materials such as broken stone, concrete and the like can be arranged in the hopper. Optionally, adjustable moving mechanism installs in chassis outer wall bot