CN-116101911-B - Wall cutoff concrete placement pipe elevating gear

CN116101911BCN 116101911 BCN116101911 BCN 116101911BCN-116101911-B

Abstract

The application relates to a lifting device for a concrete pouring guide pipe of an impervious wall, which belongs to the technical field of concrete pouring of the impervious wall and comprises a base, wherein an upright post is vertically arranged on the base, a cross rod is arranged at the top end of the upright post, a pulley is arranged on the cross rod, a winch is arranged on the base, a traction rope is wound on a roller of the winch, the traction rope bypasses the pulley and is connected with a lifting appliance for clamping the guide pipe, the lifting appliance comprises a lifting plate, a lifting rod and a clamp, the lifting plate is connected with the traction rope, the lifting rod is rotatably connected to the bottom surface of the lifting plate, steel wire ropes are connected to two ends of the lifting rod, the clamp is arc-shaped, and through holes for the steel wire ropes to pass through are formed in two ends of the clamp. The application has the effects of time and labor saving and high efficiency in hoisting the catheter.

Inventors

LIU GUANGLIN
LI NING
ZHANG YI
ZHANG JUNJIE
ZHANG WEIJIN
Yu Yaolong
CHEN HANHUA
LIU XIA
JIANG XU
Kui Yonglong
LI XU
Chen Yehang
ZANG JIAN

Assignees

北京金河水务建设集团有限公司

Dates

Publication Date: 20260505
Application Date: 20221221

Claims (6)

1. The anti-seepage wall concrete pouring guide pipe lifting device is characterized by comprising a base (1), wherein an upright post (11) is vertically arranged on the base (1), a cross rod (12) is arranged at the top end of the upright post (11), a pulley (13) is arranged on the cross rod (12), a winch (14) is arranged on the base (1), a traction rope (141) is wound on a roller of the winch (14), and the traction rope (141) bypasses the pulley (13) and is connected with a lifting appliance (2) for clamping a guide pipe (8); The lifting appliance (2) comprises a lifting plate (21), a lifting rod (22) and a clamp (23), wherein the lifting plate (21) is connected with a traction rope (141), the lifting rod (22) is rotationally connected to the bottom surface of the lifting plate (21), two ends of the lifting rod (22) are connected with steel wire ropes (24), the clamp (23) is arc-shaped, and two ends of the clamp (23) are provided with through holes (231) for the steel wire ropes (24) to pass through; the positioning seat (3) is arranged on the upright post (11), two positioning rods (32) symmetrically distributed relative to the upright post (11) are rotationally connected to the positioning seat (3) through a rotating shaft (31), one ends of the two positioning rods (32) facing the guide pipe (8) are fixedly provided with positioning hoops (321) matched with the outer diameter of the guide pipe (8) through screws, the positioning seat (3) is provided with a driving assembly (4) for driving the two positioning hoops (321) to rotate, the driving assembly (4) comprises a first gear (41) and a second gear (42), the positioning seat (3) is rotationally connected with a positioning shaft (43), the first gear (41) is provided with two positioning rods and is respectively connected to the positioning shaft (43) and one rotating shaft (31), the two first gears (41) are meshed, the second gear (42) is provided with two positioning hoops (321) matched with the outer diameter of the guide pipe (8), the two second gears (42) are connected through a toothed belt (44), the positioning shaft (43) is provided with a positioning unit (45) and a positioning unit (45) which is arranged on the positioning seat (45) and is fixedly connected with the positioning seat (45), the hinge axis is perpendicular to the positioning shaft (43), the limiting rod (451) is vertically arranged on the pull rod (45), the limiting seat (47) is arranged on the positioning seat (3) and located above the limiting rod (451), a limiting groove (471) corresponding to the limiting rod (451) is formed in the limiting seat (47), the pull rod (45) is connected with the positioning shaft (43) through a first spring (48), the pull rod (45) drives the limiting rod (451) to be inserted into the limiting groove (471) under the action of the elastic force of the first spring (48), and a limiting plate (431) for the positioning shaft (43) to pass through is arranged on the upright post (11), and the limiting plate (431) is located below the pull rod (45).
2. The device for lifting and lowering a concrete pouring guide pipe of an impervious wall according to claim 1, wherein both ends of the steel wire rope (24) are connected with lock catches (241), and the suspender (22) is provided with lock rings (25) which are buckled with the lock catches (241).
3. The device for lifting and lowering a concrete pouring guide tube of an impermeable wall according to claim 2, wherein the two ends of the hanging rod (22) are respectively fixedly provided with a reinforcing rod (26), and the two ends of the reinforcing rods (26) far away from the hanging rod (22) are connected with each other and are rotatably connected with the hanging plate (21).
4. The device for lifting the concrete pouring guide pipe of the diaphragm wall according to claim 1, wherein the base (1) is rotatably connected with two guide plates (5) through a first guide shaft (51), guide grooves (52) for the guide pipes (8) to pass through are formed in the two guide plates (5), the two guide plates (5) are connected with the positioning shaft (43) through a linkage assembly (6), and the guide plates (5) are opposite to the positioning hoops (321) in rotation state.
5. The device for lifting and lowering a concrete pouring guide pipe of an impermeable wall according to claim 4, wherein the linkage assembly (6) comprises a sliding block (61) and a connecting rod (62), the sliding block (61) is slidably connected to the base (1), the connecting rod (62) is provided with two connecting rods which are hinged to the sliding block (61), one ends of the two connecting rods (62) far away from the sliding block (61) are respectively hinged to the two guide plates (5), racks (63) are arranged on the side walls of the sliding block (61), and the lower end of the positioning shaft (43) is rotatably connected to the base (1) and is provided with a third gear (64) meshed with the racks (63).
6. The diaphragm wall concrete placement pipe elevating gear of claim 5, wherein two first guide shafts (51) are respectively connected with scrapers (7) in a rotating way, the two scrapers (7) are respectively provided with bristles (71) on opposite sides, the base (1) is respectively connected with second guide shafts (72) which are in one-to-one correspondence with the two scrapers (7), the two second guide shafts (72) are respectively provided with a deflector rod (73), the deflector rods (73) are connected with the base (1) through second springs (731), and the two deflector rods (73) are respectively connected with the two scrapers (7) through swinging rods (732).

Description

Wall cutoff concrete placement pipe elevating gear Technical Field The application relates to the technical field of concrete pouring of an impervious wall, in particular to a lifting device for a concrete pouring guide pipe of the impervious wall. Background At present, underwater concrete pouring operations such as diaphragm walls, cast-in-place piles, bored piles and the like in hydraulic engineering are finished by adopting underwater concrete pouring, each section of guide pipe is required to be connected in sequence and hung into a groove section by section to a designed depth, then concrete is poured into the guide pipe, pouring is started from the bottom end of the guide pipe, and the guide pipe is lifted and lowered for many times during concrete pouring, so that the concrete pouring quality is ensured. In construction, a mobile crane (such as an automobile crane) is usually adopted to hoist the guide pipe, a worker hangs the steel wire rope on a lifting hook of the crane, then binds the steel wire rope on the guide pipe and fixes the steel wire rope by a special rope clamp, and after one guide pipe is hoisted in place, the steel wire rope needs to be disassembled and rebinding again, which wastes time and labor and affects the hoisting efficiency of the guide pipe. Disclosure of Invention In order to solve the problem that the hoisting efficiency is affected due to time and labor consuming connection of the guide pipes, the application provides a guide pipe lifting device for concrete pouring of an impervious wall. The application provides a lifting device for a concrete pouring guide pipe of an impervious wall, which adopts the following technical scheme: The lifting device comprises a base, wherein an upright post is vertically arranged on the base, a cross rod is arranged at the top end of the upright post, a pulley is arranged on the cross rod, a winch is installed on the base, a traction rope is wound on a roller of the winch, and the traction rope bypasses the pulley and is connected with a lifting appliance for clamping a guide pipe; the lifting appliance comprises a lifting plate, a lifting rod and a clamp, wherein the lifting plate is connected with a traction rope, the lifting rod is rotationally connected to the bottom surface of the lifting plate, steel wire ropes are connected to the two ends of the lifting rod, and the clamp is arc-shaped and the two ends of the clamp are provided with through holes for the steel wire ropes to pass through. Through adopting above-mentioned technical scheme, the operator forms the snare with wire rope and clamp on the screwed joint of pipe, when hoist engine rolling haulage rope begins to lift by crane, wire rope can tighten up with the clamp under the pulling force to play the effect of auto-lock, during the dismantlement, the operator only need pull wire rope loosen can, convenient and fast has saved the time that bindes required, does benefit to improvement pipe hoist and mount efficiency. Optionally, both ends of the steel wire rope are connected with a lock catch, and the suspender is provided with a lock ring buckled with the lock catch. By adopting the technical scheme, the lock catch and the lock ring facilitate the connection and the disassembly between the steel wire rope and the suspender. Optionally, both ends of jib all are fixed with the stiffener, and one end interconnect that the jib was kept away from to two stiffeners and rotate with the hanger plate and be connected. By adopting the technical scheme, the suspender and the two reinforcing rods form a triangular structure, so that the overall strength is improved, and the possibility of suspender deformation is reduced. Optionally, be equipped with the positioning seat on the stand, be connected with two locating levers that are about stand symmetric distribution through the pivot rotation on the positioning seat, two the locating lever is all fixed with through the screw with pipe external diameter matched with location hoop towards the one end of pipe, be equipped with on the positioning seat and be used for driving two location hoop pivoted drive assembly. By adopting the technical scheme, after the catheter is lifted, an operator drives the two positioning hoops to rotate by using the driving assembly to clamp the catheter, so that the positioning and guiding functions of the catheter are realized. Optionally, the drive assembly includes first gear and second gear, it is connected with the location axle to rotate on the positioning seat, first gear is equipped with two and connects respectively in location axle and one of them pivot and two first gears mesh mutually, the second gear is equipped with two and connects respectively in location axle and another pivot, two the second gear passes through the toothed belt to be connected, be equipped with the pull rod on the location axle perpendicularly, be equipped with the fixed unit that is used for fixed pull rod on the positioning