CN214168954U

CN214168954U - Ditch concrete laying device

Info

Publication number: CN214168954U
Application number: CN202120012198.0U
Authority: CN
Inventors: 严程; 张云玲
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-09-10
Anticipated expiration: 2031-01-05

Abstract

The utility model discloses a ditch concrete laying device relates to mechanical equipment's technical field, including frame, levelling mechanism, tamping mechanism, watering mechanism, both sides are rotated respectively and are connected with pivot one and pivot two around the frame, pivot one and two both ends of pivot are fixed with the wheel respectively, levelling mechanism locates the front side of locating the frame and is used for leveling the irrigation canals and ditches, tamping mechanism locates the centre of frame and is used for tamping the irrigation canals and ditches after leveling, watering mechanism locates the rear side of frame and is used for watering the irrigation canals and ditches after tamping. The utility model discloses an equipment can detect the pit and fill and level up it through the sensor, and tamping mechanism can make elastic rubber bag inflation and shrink through the piston when tamping ground to remaining air is extruded in making the concrete.

Description

Ditch concrete laying device

Technical Field

The utility model relates to a mechanical equipment's technical field, concretely relates to ditch concrete laying device.

Background

The hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harm and benefiting, is also called as water engineering, water is a valuable resource essential for human production and life, but the naturally existing state of the hydraulic engineering does not completely meet the needs of human beings, flood disasters can be prevented only by building the hydraulic engineering, and water quantity is adjusted and distributed to meet the needs of people life and production for water resources, when the hydraulic engineering is built, a trench is dug out on the ground by using a digging machine, then concrete is paved at the bottom of the trench by using concrete paving equipment, but the existing trench is uneven after being dug by the digging machine, so that the concrete paving equipment is uneven when paving concrete, and in addition, a large amount of air is often mixed in the concrete paved by the concrete paving equipment, thereby causing the concrete to have low strength after being laid and greatly reducing the service life of the concrete.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ditch concrete laying device to overcome the above-mentioned defect among the prior art.

A ditch concrete laying device comprises a frame, a leveling mechanism, a tamping mechanism and a pouring mechanism, wherein the front side and the rear side of the frame are respectively and rotatably connected with a first rotating shaft and a second rotating shaft, wheels are respectively fixed at two ends of the first rotating shaft and the second rotating shaft, the leveling mechanism is arranged at the front side of the frame and is used for leveling ditches, the tamping mechanism comprises a tamping plate, a third motor, a connecting column, guide columns, a first connecting plate, a second connecting plate and a supporting frame, the supporting frame is fixed on a fourth fixing plate of the frame, the third motor is fixed at the top of the supporting frame, the connecting column is slidably inserted in a through hole in the fourth fixing plate, a guide cylinder is arranged below the through hole of the fourth fixing plate, a piston is arranged on the connecting column, the piston is slidably connected in the guide cylinder, the tamping plate is fixed at the bottom of the connecting column, the guide columns are symmetrically arranged at the left side and the right side of the tamping plate, the guide columns are respectively inserted into guide holes in the fourth fixing plate in a sliding mode, the top of each connecting column is hinged to the first connecting plate through a pin shaft, the second connecting plate is hinged to the top of the first connecting plate through a pin shaft, the second connecting plate is fixed to an output shaft of the third motor, and the pouring mechanism is arranged on the rear side of the frame and used for pouring concrete into the tamped ditch.

Preferably, the leveling mechanism comprises a first motor, a leveling disc, a first roller, a second motor, a second roller, a conveyor belt, a sludge storage box, a hydraulic cylinder and an infrared distance measuring sensor, gathering plates are arranged on the left side and the right side of the front end of the frame, support plates are arranged on the frame above the gathering plates, the first motor is fixed on the support plates, the leveling disc is provided with two leveling discs and is respectively arranged below the first motor, a connecting rod is arranged at the top of the leveling disc and is respectively connected with output shafts of the corresponding first motors through couplers, first fixed plates are symmetrically arranged on the left side and the right side of the frame, the first roller is rotatably connected between the two first fixed plates, the first roller is provided with a first belt pulley, the second motor is fixed on the second fixed plate at the top of the frame, an output shaft of the second motor is fixed with a second belt pulley, and the second belt pulley is connected with the first belt pulley through the first belt pulley, the two ends of the second roller are respectively rotatably connected to the left end and the right end of the bottom of the frame, the conveyor belt is arranged on the first roller and the second roller, a plurality of mud conveying plates are uniformly distributed on the conveyor belt, the mud storage box is arranged on the rear side of the conveyor belt, the left side and the right side of the conveyor belt are respectively fixed to the frame, a mud outlet is formed in the lower portion of the rear side of the mud storage box, a box door is arranged on the outer side of the mud outlet and connected with the mud storage box through hinges, the hydraulic cylinder is provided with two and symmetrically arranged on the rear side of the mud storage box, a third fixed plate is fixed to the cylinder body of the hydraulic cylinder, the third fixed plate is hinged to the mud storage box through a hinge pin, the end portion of a piston rod of the hydraulic cylinder is hinged to the box door through a hinge pin, the infrared distance measuring sensor is arranged at the bottom of the mud storage box, and the infrared distance measuring sensor is electrically connected with the controller.

Preferably, the irrigation mechanism comprises a storage barrel, an outer air pipe, an elastic rubber bag, an inner air pipe, a blanking hopper, a scraping plate, a rotary drum and a motor IV, wherein a first discharge hole is formed in the bottom of the storage barrel, an exhaust hole is formed in the left side of the storage barrel, an opening is formed in the right side of the storage barrel, a barrel cover is fixed at the opening, a feed inlet is formed in the barrel cover, a first hollow fixing shaft communicated with the inner side of the storage barrel is fixed at the center of the barrel cover, the first fixing shaft is fixed with the inner side of the frame, a second hollow fixing shaft communicated with the inner side of the storage barrel is fixed at the left side of the storage barrel, the second fixing shaft is fixed with the inner side of the frame, the outer air pipe is fixed at the center of the inner side of the storage barrel, a first air outlet hole is formed in the outer air pipe, the elastic rubber bag is sleeved on the outer air pipe, and two ends of the elastic rubber bag are fixed with the outer air pipe through a hoop, the inner air pipe is inserted into the first fixed shaft, the second fixed shaft and the outer air pipe, the second air outlet hole is formed in the position, corresponding to the first air outlet hole, of the inner air pipe, the left end of the inner air pipe is closed, the left end of the inner air pipe is fixed to the frame through the fixed seat, the right side of the inner air pipe is connected with the lower portion of the guide cylinder through the connecting pipe, the rotary cylinder is sleeved on the storage barrel, a plurality of blanking hoppers are uniformly distributed on the rotary cylinder, the second air outlet hole is formed in the bottom of each blanking hopper, the scraper plate is fixed between the two blanking hoppers of the rotary cylinder, sleeves are sleeved on the first fixed shaft and the second fixed shaft, the sleeves are connected with the rotary cylinder through a plurality of connecting strips, a third belt pulley is arranged on the sleeve on the right side of the storage barrel, a fourth motor is fixed to the frame, a fourth belt pulley is fixed to an output shaft of the fourth motor, and a fifth belt pulley on the third rotating shaft are connected through the second belt, the third rotating shaft is rotatably connected with the frame, a sixth belt pulley is further arranged on the third rotating shaft, the sixth belt pulley is connected with the third belt pulley through a third belt, and the sixth belt pulley is connected with a seventh belt pulley on the second rotating shaft through a fourth belt.

The utility model has the advantages of as follows:

1. the soil blocks protruding in the ditch are cut down and concentrated into the mud storage box through the leveling mechanism, the infrared distance measuring sensor is arranged at the bottom of the mud storage box and measures the distance between the infrared distance measuring sensor and the ground in real time, measured data are transmitted to the controller to be processed, when the measured distance is larger than a preset value, a pit is formed in the ground, the controller controls the piston rod of the hydraulic cylinder to move, so that the box door of the mud storage box is opened, the soil blocks fall into the pit on the ground from the mud storage box, and the pit is filled.

2. When the tamping mechanism tamps the ground, the piston on the connecting column moves in the guide cylinder, when the piston moves downwards in the guide cylinder, compressed gas enters the inner air pipe through the connecting pipe, and then enters the elastic rubber bag from the first air outlet on the outer air pipe through the second air outlet on the inner air pipe, so that the elastic rubber bag is inflated and expanded, the inflated elastic rubber bag extrudes concrete, air is extruded from the concrete, and when the piston moves upwards in the guide cylinder, the gas in the elastic rubber bag is pumped out, so that the elastic rubber bag is restored to the original state.

3. The wheel is when advancing, and the rotary drum on the storage vat can rotate, and when the discharge opening two in the lower hopper on the rotary drum aligns with the discharge opening one of storage vat bottom, the concrete falls to ground in the storage vat, and the scraper blade on the rotary drum then strickles off the concrete.

Drawings

Fig. 1 and fig. 2 are schematic views of the overall three-dimensional structure of the present invention.

Fig. 3 is a schematic structural view of the bottom of the frame of the present invention.

Fig. 4 is a top view of the present invention.

Fig. 5 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

Fig. 6 is a schematic structural view of the rotary drum and the storage vat of the present invention.

Fig. 7 is a schematic structural view of the inside of the storage vat of the present invention.

Fig. 8 is a schematic structural view of the connecting column and the piston of the present invention.

Wherein: 1. the device comprises a frame, 2, a first rotating shaft, 3, a second rotating shaft, 31, a seventh belt pulley, 4, a leveling mechanism, 41, a gathering plate, 42, a support plate, 421, a first motor, 43, a leveling disc, 431, a connecting rod, 44, a first fixing plate, 441, a first roller, 452, a first belt pulley, 46, a second fixing plate, 461, a second motor, 462, a second belt pulley, 463, a first belt, 47, a second roller, 471, a conveyor belt, 472, a mud conveying plate, 48, a mud storage box, 481, a box door, 482, a hydraulic cylinder, 483, a third fixing plate, 49, an infrared distance measuring sensor, 5, a tamping mechanism, 51, a support frame, 52, a fourth fixing plate, 53, a third motor, 54, a connecting column, 541, a piston, 55, a guide cylinder, 56, a tamping plate, 57, a guide column, 58, a first connecting plate, 581, a second connecting plate, 6, a mechanism, 61, a storage barrel, 611, a first discharge hole, a barrel, The feeding device comprises a feeding hole, 613, an exhaust hole, 62, a first fixing shaft, 63, a second fixing shaft, 64, an outer air pipe, 65, an elastic rubber bag, 651, a clamp, 66, an inner air pipe, 661, a fixing seat, 662, a connecting pipe, 67, a rotating cylinder, 671, a discharging hopper, 6711, a second discharging hole, 672, a scraper, 68, a sleeve, 681, a connecting strip, 682, a third belt pulley, 69, a fourth motor, 691, a fourth belt pulley, 692, a second belt, 693, a third rotating shaft, 6931, a fifth belt pulley, 6932, a sixth belt pulley, 6933, a third belt, 6934 and a fourth belt.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a more complete, accurate and thorough understanding of the concept and technical solution of the present invention by those skilled in the art.

As shown in fig. 1-8, the utility model provides a trench concrete laying device, which comprises a frame 1, a leveling mechanism 4, a tamping mechanism 5 and a watering mechanism 6, wherein the front and back sides of the frame 1 are respectively and rotatably connected with a first rotating shaft 2 and a second rotating shaft 3, the two ends of the first rotating shaft 2 and the second rotating shaft 3 are respectively fixed with wheels, the leveling mechanism 4 is arranged at the front side of the frame 1 and is used for leveling trenches, the tamping mechanism 5 comprises a tamping plate 56, a third motor 53, a connecting column 54, a guide column 57, a first connecting plate 58, a second connecting plate 581 and a support frame 51, the support frame 51 is fixed on a fourth fixing plate 52 of the frame 1, the third motor 53 is fixed at the top of the support frame 51, the connecting column 54 is slidably inserted in a through hole on the fourth fixing plate 52, the fourth fixing plate 52 is provided with a guide cylinder 55 below the through hole, the connecting column 54 is provided with a piston 541, the piston 541 is connected to the guide cylinder 55 in a sliding manner, the tamping plate 56 is fixed to the bottom of the connecting column 54, the guide columns 57 are symmetrically arranged on the left side and the right side of the tamping plate 56, the guide columns 57 are respectively inserted into guide holes in the fixed plate four 52 in a sliding manner, the top of the connecting column 54 is hinged to the connecting plate one 58 through a hinge pin, the connecting plate two 581 is hinged to the top of the connecting plate one 58 through a hinge pin, the connecting plate two 581 is fixed to an output shaft of the motor three 53, and the pouring mechanism 6 is arranged on the rear side of the frame 1 and used for pouring concrete into a channel after tamping.

In this embodiment, the leveling mechanism 4 includes a first motor 421, a leveling disc 43, a first roller 441, a second motor 461, a second roller 47, a conveyor belt 471, a sludge storage tank 48, a hydraulic cylinder 482 and an infrared distance measuring sensor 49, the left and right sides of the front end of the frame 1 are provided with gathering plates 41, the frame 1 is provided with support plates 42 above the gathering plates 41, the first motor 421 is fixed on the support plates 42, the leveling disc 43 is provided with two leveling plates and respectively arranged below the first motor 421, the top of the leveling disc 43 is provided with a connecting rod 431, the connecting rod 431 is respectively connected with an output shaft of the corresponding first motor 421 through a coupling, the left and right sides of the frame 1 are symmetrically provided with first fixing plates 44, the first roller 441 is rotatably connected between the two first fixing plates 44, the first roller 441 is provided with a first belt pulley 452, the second motor 461 is fixed on a second fixing plate 46 at the top of the frame 1, a second belt pulley 462 is fixed on an output shaft of the second motor 461, the second belt pulley 462 is connected with a first belt pulley 452 through a first belt 463, two ends of the second roller 47 are respectively and rotatably connected with the left end and the right end of the bottom of the frame 1, the conveyor belt 471 is arranged on the first roller 441 and the second roller 47, a plurality of mud conveying plates 472 are uniformly distributed on the conveyor belt 471, the mud storage tank 48 is arranged on the rear side of the conveyor belt 471, the left side and the right side of the mud storage tank are respectively fixed with the frame 1, a mud outlet hole is arranged below the rear side of the mud storage tank 48, a tank door 481 is arranged on the outer side of the mud outlet hole of the mud storage tank 48, the tank door 481 is connected with the mud storage tank 48 through hinges, two hydraulic cylinders 482 are symmetrically arranged on the rear side of the mud storage tank 48, a third fixing plate 483 is fixed on a cylinder body of the hydraulic cylinder 482, the third fixing plate 483 is hinged with the mud storage tank 48 through a pin shaft, and the end of a piston rod of the hydraulic cylinder 482 is hinged with the tank door 481 through a pin shaft, the infrared distance measuring sensor 49 is arranged at the bottom of the sludge storage box 48, and the infrared distance measuring sensor 49 is electrically connected with the controller.

In this embodiment, the watering mechanism 6 includes a storage barrel 61, an outer air pipe 64, an elastic rubber bag 65, an inner air pipe 66, a discharging hopper 671, a scraper 672, a rotary drum 67 and a motor 69, a first discharging hole 611 is formed at the bottom of the storage barrel 61, an exhaust hole 613 is formed at the left side of the storage barrel 61, an opening is formed at the right side of the storage barrel 61, a barrel cover 612 is fixed at the opening, a feeding hole 6121 is formed in the barrel cover 612, a hollow first fixing shaft 62 communicated with the inner side of the storage barrel 61 is fixed at the center of the barrel cover 612, the first fixing shaft 62 is fixed with the inner side of the frame 1, a hollow second fixing shaft 63 communicated with the inner side of the storage barrel 61 is fixed at the left side of the storage barrel 61, the second fixing shaft 63 is fixed with the inner side of the frame 1, the outer air pipe 64 is fixed at the center of the inner side of the storage barrel 61, a first air outlet hole is formed in the outer air pipe 64, the elastic rubber bag 65 is sleeved on the outer air pipe 64, two ends of the elastic rubber bag 65 are fixed with the outer air pipe 64 through a clamp 651, the inner air pipe 66 is inserted into the first fixed shaft 62, the second fixed shaft 63 and the outer air pipe 64, a second air outlet is arranged at the position, corresponding to the first air outlet, of the inner air pipe 66, the left end of the inner air pipe 66 is closed, the left end of the inner air pipe 66 is fixed with the frame 1 through a fixed seat 661, the right side of the inner air pipe 66 is connected with the lower part of the guide cylinder 55 through a connecting pipe 662, the rotary cylinder 67 is sleeved on the storage barrel 61, a plurality of lower hoppers 671 are uniformly distributed on the rotary cylinder 67, the second discharge holes 6711 are arranged at the bottom of the lower hoppers 671, the scraper plates 672 are fixed between the two lower hoppers 671 by the rotary cylinder 67, sleeves 68 are sleeved on the first fixed shaft 62 and the second fixed shaft 63, and the sleeves 68 are connected with the rotary cylinder 67 through a plurality of connecting strips 681, be located and be equipped with three 682 of belt pulley on the sleeve 68 on storage vat 61 right side, four 69 of motors are fixed in frame 1, be fixed with four 691 of belt pulley on four 69's the output shaft of motor, four 691 of belt pulley is connected with five 6931 of belt pulley on the three 693 of pivot through two 692 of belt, three 693 of pivot are connected with frame 1 rotation, still be equipped with six 6932 of belt pulley on the three 693 of pivot, six 6932 of belt pulley is connected through three 6933 of belt with three 682 of belt pulley, six 6932 of belt pulley is connected through seven 31 of belt pulley on four 6934 and the two 3 of pivot.

The specific implementation mode and principle are as follows:

s1: the device is placed in a ditch where concrete is to be laid, and the concrete is introduced into the storage vat 61 through the feed port 6121 on the vat cover 612.

S2: when the device is started, the output shaft of the motor I421 drives the leveling disc 43 to rotate, the scrapers on the leveling disc 43 scrape down the soil blocks protruding in the ditch, the output shaft of the motor II 461 drives the roller I441 to rotate through belt transmission, the roller I441 drives the conveyor belt 471 to rotate, the soil blocks are conveyed into the sludge storage box 48 by the sludge conveying plate 472 on the conveyor belt 471, the distance between the soil blocks and the ground is measured in real time by the infrared distance measuring sensor 49 at the bottom of the sludge storage box 48, the measured data is transmitted to the controller to be processed, when the measured distance is larger than a preset value, a pit is formed in the ground, the controller controls the piston rod of the hydraulic cylinder 482 to contract to enable the box door 481 of the sludge storage box 48 to be opened, the soil blocks fall into the pit in the ground from the sludge storage box 48, and then the controller controls the piston rod of the hydraulic cylinder 482 to extend to enable the box door 481 of the sludge storage box 48 to be closed.

S3: the output shaft of the motor III 53 drives the connecting plate II 581 to move, the connecting plate II 581 drives the connecting column 54 to move up and down through the connecting plate I58, the piston 541 on the connecting column 54 moves in the guide cylinder, and the tamping plate 56 tamps the soil on the ground.

S4, the output shaft of the motor IV 69 drives the rotating shaft II 3 and the sleeve 68 to rotate simultaneously through belt transmission, the rotating shaft II 3 drives the wheels to move to make the equipment move forward, the sleeve 68 drives the rotating drum 67 to rotate when rotating, when the discharging hole II 6711 in the lower hopper 671 on the rotating drum 67 is aligned with the discharging hole I611 at the bottom of the storage barrel 61, the concrete falls to the ground from the storage barrel 61, the scraper blade 672 on the rotating drum 67 scrapes the concrete, when the piston 541 moves downwards in the guide cylinder 55, the compressed gas enters the inner air pipe 66 through the connecting pipe 662 and then enters the elastic rubber bag 65 from the first discharging hole on the outer air pipe 64 through the second discharging hole on the inner air pipe 66 to make the elastic rubber bag 65 inflated and swell, the inflated elastic rubber bag 65 extrudes the concrete to extrude the air from the concrete, when the piston 541 moves upwards in the guide cylinder 55, the gas in the elastic rubber bag 65 is pumped out, thereby restoring the elastic rubber bladder 65 to its original shape.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the present invention.

Claims

1. The utility model provides a ditch concrete laying device which characterized in that: comprises a frame (1), a leveling mechanism (4), a tamping mechanism (5) and a watering mechanism (6), wherein the front side and the rear side of the frame (1) are respectively and rotatably connected with a first rotating shaft (2) and a second rotating shaft (3), the two ends of the first rotating shaft (2) and the second rotating shaft (3) are respectively and fixedly provided with wheels, the leveling mechanism (4) is arranged on the front side of the frame (1) and is used for leveling ditches, the tamping mechanism (5) comprises a tamping plate (56), a third motor (53), a connecting column (54), a guide column (57), a first connecting plate (58), a second connecting plate (581) and a support frame (51), the support frame (51) is fixed on a fourth fixed plate (52) of the frame (1), the third motor (53) is fixed on the top of the support frame (51), the connecting column (54) is slidably inserted in a through hole on the fourth fixed plate (52), the fixed plate four (52) is provided with a guide cylinder (55) below the through hole, a piston (541) is arranged on the connecting column (54), the piston (541) is connected to the guide cylinder (55) in a sliding manner, the tamping plate (56) is fixed to the bottom of the connecting column (54), the left side and the right side of the tamping plate (56) are symmetrically provided with the guide columns (57), the guide columns (57) are respectively inserted into guide holes in the fixed plate four (52) in a sliding manner, the top of the connecting column (54) is hinged to the first connecting plate (58) through pin shafts, the second connecting plate (581) is hinged to the top of the first connecting plate (58) through pin shafts, the second connecting plate (581) is fixed to an output shaft of the third motor (53), and the pouring mechanism (6) is arranged on the rear side of the frame (1) and is used for pouring concrete into a ditch after tamping.

2. A trench concrete laying apparatus according to claim 1, wherein: the leveling mechanism (4) comprises a first motor (421), a leveling disc (43), a first roller (441), a second motor (461), a second roller (47), a conveyor belt (471), a sludge storage tank (48), a hydraulic cylinder (482) and an infrared distance measuring sensor (49), wherein gathering plates (41) are arranged on the left side and the right side of the front end of the frame (1), supporting plates (42) are arranged above the gathering plates (41) of the frame (1), the first motor (421) is fixed on the supporting plates (42), the leveling disc (43) is provided with two leveling plates and is respectively arranged below the first motor (421), a connecting rod (431) is arranged at the top of the leveling disc (43), the connecting rod (431) is respectively connected with output shafts of the first motor (421) through couplers, first fixing plates (44) are symmetrically arranged on the left side and the right side of the frame (1), the first roller (441) is rotatably connected between the first fixing plates (44), the mud storage device is characterized in that a first belt pulley (452) is arranged on the first roller (441), a second motor (461) is fixed on a second fixing plate (46) at the top of the frame (1), a second belt pulley (462) is fixed on an output shaft of the second motor (461), the second belt pulley (462) is connected with the first belt pulley (452) through a first belt (463), two ends of the second roller (47) are respectively and rotatably connected with the left end and the right end of the bottom of the frame (1), the conveyor belt (471) is arranged on the first roller (441) and the second roller (47), a plurality of mud conveying plates (472) are uniformly distributed on the conveyor belt (471), the mud storage box (48) is arranged on the rear side of the conveyor belt (471), the left side and the right side of the mud storage box (48) are respectively fixed with the frame (1), a mud outlet hole is formed in the lower portion of the rear side of the mud storage box (48), a box door (481) is arranged on the outer side of the mud outlet hole, and the box door (481) is connected with the mud storage box (48) through a hinge, the mud storage box is characterized in that the hydraulic cylinder (482) is provided with two and symmetrically arranged at the rear side of the mud storage box (48), a cylinder body of the hydraulic cylinder (482) is fixed with a third fixing plate (483), the third fixing plate (483) is hinged with the mud storage box (48) through a pin shaft, the end part of a piston rod of the hydraulic cylinder (482) is hinged with the box door (481) through a pin shaft, the infrared distance measuring sensor (49) is arranged at the bottom of the mud storage box (48), and the infrared distance measuring sensor (49) is electrically connected with the controller.

3. A trench concrete laying apparatus according to claim 1, wherein: the pouring mechanism (6) comprises a storage barrel (61), an outer air pipe (64), an elastic rubber bag (65), an inner air pipe (66), a blanking hopper (671), a scraper plate (672), a rotary drum (67) and a motor four (69), wherein a first discharge hole (611) is formed in the bottom of the storage barrel (61), an exhaust hole (613) is formed in the left side of the storage barrel (61), an opening is formed in the right side of the storage barrel (61), a barrel cover (612) is fixed to the opening, a feed inlet (6121) is formed in the barrel cover (612), a first hollow fixing shaft (62) communicated with the inner side of the storage barrel (61) is fixed to the center of the barrel cover (612), the first fixing shaft (62) is fixed to the inner side of the frame (1), a second hollow fixing shaft (63) communicated with the inner side of the storage barrel (61) is fixed to the left side of the storage barrel (61), and the second fixing shaft (63) is fixed to the inner side of the frame (1), the outer air pipe (64) is fixed at the center of the inner side of the storage barrel (61), a first air outlet is formed in the outer air pipe (64), the elastic rubber bag (65) is sleeved on the outer air pipe (64), two ends of the elastic rubber bag (65) are fixed with the outer air pipe (64) through a hoop (651), the inner air pipe (66) is inserted in the first fixing shaft (62), the second fixing shaft (63) and the outer air pipe (64), a second air outlet is formed in the position, corresponding to the first air outlet, of the inner air pipe (66), the left end of the inner air pipe (66) is sealed, the left end of the inner air pipe (66) is fixed with the frame (1) through a fixing seat (661), the right side of the inner air pipe (66) is connected with the lower portion of the guide barrel (55) through a connecting pipe (662), the rotary barrel (67) is sleeved on the storage barrel (61), and a plurality of material discharge hoppers (671) are uniformly distributed on the rotary barrel (67), the bottom of hopper (671) is equipped with discharge opening two (6711) down, rotary drum (67) is fixed with between two hopper (671) down scraper blade (672), all overlap on fixed axle one (62) and fixed axle two (63) and be equipped with sleeve (68), be connected through a plurality of connecting strip (681) between sleeve (68) and rotary drum (67), be located and be equipped with belt pulley three (682) on sleeve (68) on storage vat (61) right side, motor four (69) are fixed in frame (1), be fixed with belt pulley four (691) on the output shaft of motor four (69), belt pulley four (691) is connected through belt two (692) and belt pulley five (6931) on the three (693) of pivot, pivot three (693) are rotated and are connected with frame (1), still be equipped with belt pulley six (6932) on the three (693) of pivot, belt pulley six (6932) are connected through belt three (6933) with belt pulley three (682), and the sixth belt pulley (6932) is connected with the seventh belt pulley (31) on the second rotating shaft (3) through a fourth belt (6934).