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CN-117386125-B - Assembled laminated slab band supporting structure and construction method thereof

CN117386125BCN 117386125 BCN117386125 BCN 117386125BCN-117386125-B

Abstract

The invention provides an assembled laminated slab band supporting structure and a construction method thereof, wherein the supporting mechanism is arranged below a plurality of precast slabs, the bottom of each precast slab is abutted against a supporting long slab, the supporting long slabs are arranged in an extending mode along the front-back direction, the top of each supporting long slab is provided with a sliding groove which is transparent in the front-back direction, the opening of the sliding groove is arranged upwards, the extending supporting mechanism is arranged in the sliding groove and can extend out of the sliding groove and is used for expanding the supporting range of the supporting long slab by the supporting long slab, the supporting range of the precast slab can be adjusted according to the supporting distance and the height through the arrangement of a distance adjusting mechanism and a height adjusting mechanism, so that the precast slab can be supported by only adjusting the distance between cross rod assemblies, the operation is convenient, and in addition, the supporting angle of the supporting long slab can be adjusted by the arrangement of the leveling mechanism, and the supporting effect is convenient to improve.

Inventors

  • HUA MIN
  • CHEN KUNPENG
  • Wu dongchang
  • WANG CAIFENG
  • TIAN BEIBEI
  • YAO ZHAOXU

Assignees

  • 中建七局建筑装饰工程有限公司

Dates

Publication Date
20260505
Application Date
20230926

Claims (6)

  1. 1. The assembled laminated slab band supporting structure is characterized by comprising a supporting mechanism, wherein the supporting mechanism is arranged below a plurality of precast slabs (1); The bottom of each precast slab (1) is abutted with a support long slab (2), the support long slabs (2) are arranged in an extending mode along the front-back direction, front-back transparent sliding grooves are formed in the top of each support long slab (2), the openings of the sliding grooves are arranged upwards, extension supporting mechanisms are arranged in the sliding grooves and can extend out of the sliding grooves, and the extension supporting mechanisms are used for expanding the supporting range of the support long slabs (2) on the precast slabs (1); a shell (3) is arranged below each support long plate (2), the shell (3) is of an oval columnar structure, and a round hole with an upward opening is formed in the upper side of the shell (3); the supporting mechanism comprises a leveling mechanism arranged in the shell (3), a distance adjusting mechanism rotatably arranged at the lower end of the shell (3) and a height adjusting mechanism arranged at the lower end of the distance adjusting mechanism; A supporting rod (4) extending in the up-down direction is fixedly arranged at the lower end of the supporting long plate (2), the supporting rod (4) penetrates out of the round hole, the supporting rod (4) is connected with a leveling mechanism, and the leveling mechanism is used for adjusting the inclination angle of the supporting long plate (2); The distance adjusting mechanism is used for adjusting the distance between the adjacent shells (3), and the height adjusting mechanism is used for adjusting the height of the shells (3); The adjustable distance mechanism comprises a plurality of groups of cross rod assemblies (9) which are rotatably arranged between the shell (3) and the jacking device (7) and single rod assemblies (10) which are rotatably arranged at the left side and the right side of the cross rod assemblies (9), and each cross rod assembly (9) is rotatably provided with a bolt (11); the rear end of the bolt (11) at the rightmost side is fixedly provided with a moving block (12), and the inside of the moving block (12) is provided with a first screw rod (13) in threaded connection; The rear side of the rightmost jacking device (7) is fixedly provided with a first driving device, the output shaft of the first driving device is provided with a transmission mechanism, and the right end of the first lead screw (13) is in transmission connection with the transmission mechanism; the transmission mechanism comprises a lower-stage transmission wheel (14) fixedly arranged on the output shaft of the first driving device and an upper-stage transmission wheel (15) fixedly arranged on the right side of the first screw rod (13); The right side of the rightmost jacking device (7) is fixedly provided with a rectangular plate (28) extending along the left-right direction, the front side of the rectangular plate (28) is fixedly provided with two left-right spaced spring sleeves (29), the front end of each spring sleeve (29) is fixedly provided with a short rod, the short rod is rotationally provided with a tensioning chain wheel (30), and the lower-stage driving wheel (14), the upper-stage driving wheel (15) and the tensioning chain wheel (30) are in transmission connection through a chain; The first lead screw (13) is provided with a plurality of threaded connection with positioning connection blocks (16), and the front end of each positioning connection block (16) is fixedly connected with the bolt (11) in a one-to-one correspondence manner.
  2. 2. The assembled laminated slab band supporting structure according to claim 1, characterized in that a base (5) is fixedly arranged below the heightening mechanisms, the base (5) is of a rectangular plate-shaped structure, and a plurality of sections of telescopic rods (6) are fixedly arranged between every two adjacent heightening mechanisms; The height-adjusting mechanism comprises jacking devices (7), and every two adjacent jacking devices (7) are fixedly connected with the multi-section telescopic rod (6).
  3. 3. The assembled laminated slab band supporting structure according to claim 1, wherein the cross rod assembly (9) comprises a front inclined rod (901) and a rear inclined rod (902), front and rear through jacks are respectively formed in the front inclined rod (901) and the rear inclined rod (902) of each group, the bolts (11) are inserted into the jacks, the front inclined rod (901) of each group is rotationally connected with the rear inclined rod (902) of the adjacent group, the upper end connection parts of the front inclined rod (901) of each group and the rear inclined rod (902) of the adjacent group are rotationally connected with the bottom of the shell (3), and the lower end connection parts of the front inclined rod (901) of each group and the rear inclined rod (902) of the adjacent group are rotationally connected with the top of the jacking device (7); The single rod assembly (10) comprises an upper inclined rod (1001) and a lower inclined rod (1002), and the upper inclined rod (1001) and the lower inclined rod (1002) are both in rotary connection with the adjacent cross rod assembly (9); the upper inclined rod (1001) and the lower inclined rod (1002) are connected in a mutually rotating mode, two-stage jacks which are transparent in the front-back direction are formed in the upper inclined rod (1001) and the lower inclined rod (1002), and one plug pin (11) is inserted into the two-stage jacks.
  4. 4. The assembled laminated slab band supporting structure according to claim 1, wherein the leveling mechanism comprises a left-right adjusting mechanism and a front-back adjusting mechanism, a left-right adjusting driving device (17) and a front-back adjusting driving device (18) are respectively and fixedly arranged at the bottom of the shell (3), a fixing frame is fixedly arranged at the bottom of the shell (3), the fixing frame is respectively and rotatably connected with output shafts of the left-right adjusting driving device (17) and the front-back adjusting driving device (18), a supporting block is fixedly arranged on the fixing frame, and a left-right through rod hole is formed in the supporting block; the output shaft of the front-back adjustment driving device (18) is fixedly provided with a first-stage bevel gear (19), the rear side of the first-stage bevel gear (19) is provided with a second-stage bevel gear (20), the first-stage bevel gear (19) and the second-stage bevel gear (20) are meshed with each other, a U-shaped rod (21) is fixedly arranged in the second-stage bevel gear (20), the U-shaped rod (21) is inserted in a rod hole, one end, far away from the second-stage bevel gear (20), of the U-shaped rod (21) is fixedly provided with a square block (22), and the square block (22) is provided with a front-back transparent rotating hole; The output shaft of the left-right adjusting driving device (17) is fixedly provided with a first bevel gear (23), the rear side of the first bevel gear (23) is provided with a second double-sided bevel gear (24), the left side of the second double-sided bevel gear (24) is provided with a third bevel gear (25), the third bevel gear (25) and the first bevel gear (23) are meshed with each other with the second double-sided bevel gear (24), the third bevel gear (25) is fixedly connected with the support rod (4), and the support rod (4) is inserted into the rotating hole; The inside of the second double-sided bevel gear (24) is rotatably connected with the U-shaped rod (21).
  5. 5. The fabricated laminated slab band supporting structure as claimed in claim 1, wherein the inside of the sliding groove is fixedly provided with a third driving device; The extension supporting mechanism comprises a transmission gear (26) fixedly arranged on an output shaft of the third driving device and two left and right spaced rack bars (27), the rack bars (27) are all arranged in an extending mode along the front-back direction, the rack bars (27) are slidably arranged in the sliding groove, the transmission gear (26) is located between the two rack bars (27), the two rack bars (27) are respectively meshed with the transmission gear (26), and the transmission gear (26) is used for driving the two rack bars (27) to move towards opposite directions or opposite directions.
  6. 6. The construction method of the fabricated laminated slab band supporting structure according to any one of claims 1 to 5, characterized by comprising the following specific operations: S1, measuring and paying off construction positions according to a construction drawing, and determining the supporting position of a precast slab (1); S2, mounting the assembled laminated slab band supporting structure to a supporting position of the precast slab (1); S3, controlling a left-right adjustment driving device (17), driving a secondary bevel gear (20) to rotate by an output shaft of the left-right adjustment driving device (17) through a primary bevel gear (19), enabling a U-shaped rod (21) to rotate, and adjusting the front-rear inclination angle of a support long plate (2); The front-back adjustment driving device (18) is controlled, and an output shaft of the front-back adjustment driving device (18) drives the third bevel gear (25) to rotate through the first bevel gear (23) and the second double-sided bevel gear (24) so as to adjust the left-right inclination angle of the support long plate (2); controlling the third driving device to enable an output shaft of the third driving device to drive the transmission gear (26) to rotate, wherein the transmission gear (26) drives the two rack bars (27) to move in opposite or opposite directions when rotating, and the two rack bars (27) respectively lean against the wall body; s4, controlling the jacking device (7) to start and lift to a certain height, so that the supporting long plate (2) is level with the hanging position of the precast slab (1); S5, controlling the third driving device so that an output shaft of the third driving device drives the two rack bars (27) to move in opposite or opposite directions through a transmission gear (26); s6, controlling the first driving device to drive the first lead screw (13) to rotate, and driving the cross rod assembly (9) and the single rod assembly (10) to rotate when the first lead screw (13) rotates, so that the distance between adjacent bases (5) is uniformly pulled; S7, lifting the precast slab (1) to the upper part of the supporting long slab (2) through a crane; S8, concrete pouring is carried out on the precast slab (1).

Description

Assembled laminated slab band supporting structure and construction method thereof Technical Field The invention relates to the technical field of composite floor slabs, in particular to an assembled composite slab band supporting structure and a construction method thereof. Background The slab band is a building term, the band-shaped cast-in-situ slab is called a slab band on a building, the positions of the slab band are different in reinforcement, the reinforcing bands and the post-cast band belong to the slab band, the laminated floor slab is an assembled integral floor slab formed by laminating precast slabs and cast-in-situ reinforced concrete layers, the laminated floor slab has good integrity, the upper and lower surfaces of the slab band are smooth, decoration of facing layers is facilitated, the slab band-shaped cast-in-situ slab is suitable for high-rise buildings and large-bay buildings with high overall rigidity requirements, when the slab band-shaped cast-in-situ slab is constructed, precast concrete is poured on the upper side of the precast slab to form a cast-in-situ slab, and the cast-in-situ slab and the precast slab are solidified together to form a slab to form the laminated floor slab. The common construction method of the assembled building laminated slab comprises the steps of firstly measuring and paying off by a measuring staff, then supporting a supporting system, hoisting the laminated slab and installing the laminated slab according to the position of the supporting system, wherein in the supporting system of the current laminated slab, a supporting rod is needed to support the laminated slab, and the supporting direction cannot be adjusted according to the supporting direction of the laminated slab, so that the supporting effect is poor, and the operation is complicated. Disclosure of Invention The invention aims to provide an assembled laminated slab band supporting structure and a construction method thereof, and aims to solve the problems that the supporting effect is poor and the supporting direction of a laminated slab cannot be adjusted in the prior art. The assembled laminated slab band supporting structure and the construction method thereof comprise a supporting mechanism, wherein the supporting mechanism is arranged below a plurality of precast slabs; The bottom of each precast slab is abutted with a supporting long slab, the supporting long slabs extend along the front-back direction, the top of each supporting long slab is provided with a front-back transparent sliding groove, the opening of the sliding groove is upward, an extending supporting mechanism is arranged in the sliding groove and can extend out of the sliding groove, and the extending supporting mechanism is used for expanding the supporting range of the supporting long slab to the precast slab; a shell is arranged below each support long plate, the shell is of an oval columnar structure, and a round hole with an upward opening is formed in the upper part of the shell; The supporting mechanism comprises a leveling mechanism arranged in the shell, a distance adjusting mechanism rotatably arranged at the lower end of the shell and a height adjusting mechanism arranged at the lower end of the distance adjusting mechanism; The lower end of the support long plate is fixedly provided with a support rod extending in the up-down direction, the support rod penetrates out of the round hole, the support rod is connected with a leveling mechanism, and the leveling mechanism is used for adjusting the inclination angle of the support long plate; the distance adjusting mechanism is used for adjusting the distance between the adjacent shells, and the height adjusting mechanism is used for adjusting the height of the shells. Preferably, a base is fixedly arranged below the height-adjusting mechanism, the base is of a rectangular platy structure, and a plurality of sections of telescopic rods are fixedly arranged between every two adjacent height-adjusting mechanisms; the height-adjusting mechanism comprises jacking devices, and every two adjacent jacking devices are fixedly connected with the multi-section telescopic rod. Preferably, the distance-adjusting mechanism comprises a plurality of groups of cross rod assemblies which are rotatably arranged between the shell and the jacking device and single rod assemblies which are rotatably arranged at the left side and the right side of the cross rod assemblies, and each cross rod assembly is rotatably provided with a bolt; The rear end of the bolt at the rightmost side is fixedly provided with a moving block, and the inside of the moving block is provided with a first screw rod in threaded connection; the rear side of the rightmost jacking device is fixedly provided with a first driving device, an output shaft of the first driving device is provided with a transmission mechanism, and the right end of the first lead screw is in transmission connection with the transmission me