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CN-121976679-A - Quick leveling device for mounting laminated plate

CN121976679ACN 121976679 ACN121976679 ACN 121976679ACN-121976679-A

Abstract

The invention relates to a rapid leveling device for mounting a laminated slab, which belongs to the technical field of leveling tools for laminated slabs and comprises two upright posts, wherein the upright posts comprise lifting rods and a base, the lifting rods are connected with the base through a lifting mechanism, the upper ends of the lifting rods are fixedly provided with positioning rods, the left side and the right side of each positioning rod are respectively provided with a folding arm in a rotating mode, the two folding arms are connected through a folding mechanism, the bottom surface of each folding arm is provided with a second folding groove, a second threaded rod is rotatably arranged in each second folding groove, a directional adjusting plate is in threaded connection with the second threaded rod, the directional adjusting plate is slidably arranged in each second folding groove, the second threaded rod on the right side of the left upright post is connected with the second threaded rod on the left side of the right upright post through a linkage mechanism, and the two second threaded rods are driven to synchronously rotate through the linkage mechanism, and the problems of complicated leveling and positioning precision and difficult space control of the conventional laminated slab are solved.

Inventors

  • GUO LONGLONG
  • LIU GANG
  • FAN YANNI
  • ZHANG CHAOYANG
  • CHEN TING
  • LI ZHENJIE
  • Bu Wenchao
  • HAN LU
  • CHEN BOYA
  • LIU YING

Assignees

  • 山西建筑工程集团有限公司

Dates

Publication Date
20260505
Application Date
20260403

Claims (10)

  1. 1. The quick leveling device for mounting the laminated plates is characterized by comprising upright posts symmetrically arranged on the left side and the right side, wherein each upright post comprises lifting rods (4) and a base (1) which are distributed up and down, the lifting rods (4) are connected with the base (1) through lifting mechanisms, positioning rods (5) are fixedly arranged at the upper ends of the lifting rods (4), first folding grooves are respectively formed in the left side and the right side of each positioning rod (5), one folding arm (6) is rotatably arranged in each first folding groove, the two folding arms (6) are connected through the folding mechanisms, the two folding arms (6) are driven to be unfolded or folded simultaneously through the folding mechanisms, a second folding groove is formed in the bottom surface of each folding arm (6), a second threaded rod (25) is rotatably arranged in the second folding groove, an orientation adjusting plate (26) is fixedly connected to the second threaded rod (25), a second threaded rod (25) is slidably arranged in the second folding groove, a second threaded rod (25) positioned in the left side of the positioning rod (5) is rotatably arranged in the second folding groove, the second threaded rod (25) is rotatably connected with the second threaded rod (25) through the linkage mechanism, and the second threaded rod (25) is rotatably connected with the second threaded rod (25) through the linkage mechanism.
  2. 2. The quick leveling device for mounting the laminated slab is characterized in that the lifting mechanism comprises a bearing rod (2), a worm (8), a worm wheel (9), a first hand wheel (10), a first guide rod (11) and a first threaded rod (3), wherein the vertical bearing rod (2) is fixedly arranged on the upper end face of the base (1), the first threaded rod (3) is rotatably inserted at the axis of the bearing rod (2), the lower end of the first threaded rod (3) extends into the base (1) and is fixedly provided with the worm wheel (9), the worm (8) is rotatably arranged in the base (1), one end of the worm (8) extends to the outer side of the base (1) and is fixedly provided with the first hand wheel (10), the worm (8) is meshed with the worm wheel (9), the upper end of the first threaded rod (3) is screwed into the interior of the lifting rod (4), the vertical first guide groove is fixedly arranged on the outer side face of the lifting rod (2), the vertical first guide rod (11) is fixedly arranged on the lower end face of the lifting rod (4), and the first guide rod (11) slides into the first guide groove.
  3. 3. The quick leveling device for mounting the laminated slab is characterized in that the folding mechanism comprises a first guide block (13), an adjusting connecting rod (14), a first limiting spring (15) and a first limiting spring (19), a plurality of first guide blocks (13) are fixedly arranged on the outer wall of a lifting rod (4) and the outer wall of a positioning rod (5), the same adjusting connecting rod (14) is slidingly inserted into all the first guide blocks (13) along the vertical direction, the first limiting spring (15) is fixedly sleeved on the outer side of the middle of the adjusting connecting rod (14), the first limiting spring (19) is fixedly sleeved on the outer side of the middle of the adjusting connecting rod (14), the upper end of the first limiting spring (19) is fixedly connected with the first limiting ring (15), and the lower end of the first limiting spring (19) is fixedly connected with the upper end face of one of the first guide blocks (13).
  4. 4. The quick leveling device for mounting the laminated plates is characterized by further comprising a mounting block (16), racks (18) and spur gears (17), wherein the mounting block (16) is fixedly arranged at the upper end of the adjusting connecting rod (14), one rack (18) is fixedly arranged at the left side and the right side of the mounting block (16), first rotating shafts are fixedly arranged at the upper ends of the folding arms (6), two ends of the first rotating shafts are rotatably connected with the upper ends inside the first folding grooves, one ends of the first rotating shafts of the two folding arms (6) extend out of the first folding grooves, the spur gears (17) are fixedly arranged at the extending ends of the two first rotating shafts, and the two spur gears (17) are meshed with the racks (18) on the same side.
  5. 5. The quick leveling device for mounting the laminated plate is characterized by further comprising a limiting block (20), a positioning pin (21), a second limiting ring (22) and a second limiting spring (23), wherein two positioning holes (12) which are distributed up and down are formed in the outer side of the lifting rod (4), the limiting block (20) is fixedly arranged at the lower end of the adjusting connecting rod (14), a first inserting hole is formed in the limiting block (20), one positioning pin (21) is slidably inserted into the first inserting hole, one end of the inner side of the positioning pin (21) is selectively inserted into one of the positioning holes (12), a spring groove is formed in the middle of the inner wall of the first inserting hole, a second limiting spring (23) is arranged in the spring groove, the second limiting spring (23) is sleeved on the outer side of the positioning pin (21), the second limiting ring (22) is fixedly sleeved on the outer side of the middle of the positioning pin (21), the second limiting ring (22) is located on one side, close to the lifting rod (4), of the second limiting spring (23), one end of the second limiting spring (23) is fixedly connected with the other end of the second limiting spring (23), and the other end of the second limiting spring (23) is fixedly connected with the second limiting spring.
  6. 6. The quick leveling device for mounting the laminated plates according to claim 1, wherein a balance assembly is arranged on each folding arm (6), the balance assembly comprises a universal ring (29), a universal ball (30) and a balance ball (31), a balance groove is arranged on the outer side of one end of each folding arm (6), the universal ring (29) is rotatably arranged in the balance groove through a second rotating shaft, the universal ball (30) is rotatably arranged in the universal ring (29) through a third rotating shaft, the second rotating shaft is perpendicular to the third rotating shaft, a sliding groove is arranged in the center of the outer side face of the universal ball (30), and the balance ball (31) is slidably arranged in the sliding groove.
  7. 7. The quick leveling device for mounting the laminated slab according to claim 1, wherein a second guide rod (24) is fixedly arranged in the second folding groove, the second guide rod (24) is parallel to the second threaded rod (25), the directional adjusting plate (26) is sleeved on the outer side of the second guide rod (24) in a sliding mode, one end of the directional adjusting plate (26) extends to the outer side of the second folding groove, and the rotation directions of the second threaded rods (25) in the two folding arms (6) on each positioning rod (5) are opposite.
  8. 8. The quick leveling device for mounting the laminated slab according to claim 1, wherein the linkage mechanism comprises a coupling block (27), a coupling (32) and a transmission shaft (7), one end of each second threaded rod (25) extends to the outer side of the folding arm (6), the coupling block (27) is fixedly arranged at one extending end of the second threaded rod (25), one transmission shaft (7) is arranged between the left positioning rod and the right positioning rod (5), one coupling (32) is respectively arranged at two ends of the transmission shaft (7) in a sliding mode, the coupling (32) at the left side is in a detachable clamping state with the coupling block (27) at the right side on the positioning rod (5) at the left side, and the coupling (32) at the right side is in a detachable clamping state with the coupling block (27) at the left side on the positioning rod (5) at the right side.
  9. 9. The quick leveling device for mounting the laminated plates according to claim 8, wherein the linkage mechanism further comprises a fixed shell, a first bevel gear (34), a second bevel gear (36), second hand wheels (35), second guide blocks (37) and anti-slip blocks (33), the fixed shell is arranged on the outer side of the middle of the transmission shaft (7), the transmission shaft (7) is rotatably inserted into the fixed shell, the first bevel gear (34) is fixedly arranged on the outer side of the middle of the transmission shaft (7), the second bevel gear (36) is rotatably arranged in the fixed shell, the second bevel gear (36) is meshed with the first bevel gear (34), one end of the second bevel gear (36) extends to the outer side of the fixed shell and is fixedly provided with the second hand wheels (35), two second guide blocks (37) are slidably sleeved on the outer side of the transmission shaft (7), the two second guide blocks (37) are located on two sides of the fixed shell, and a plurality of anti-slip blocks (33) are fixedly arranged on the lower end face of each second guide block (37).
  10. 10. The quick leveling device for mounting the laminated slab according to claim 1, wherein two rows of balls (28) are arranged on the bottom surface of the folding arm (6), and the two rows of balls (28) are positioned on two sides of the second folding groove.

Description

Quick leveling device for mounting laminated plate Technical Field The invention belongs to the technical field of superimposed sheet leveling tools, and particularly relates to a rapid leveling device for mounting superimposed sheets. Background The laminated slab is an assembled integral floor slab formed by overlapping precast slabs and cast-in-situ reinforced concrete layers, is suitable for high-rise buildings and large-bay buildings, and has the functions of both structural components and permanent templates, pipelines can be laid in the cast-in-situ layers and expanded polystyrene plate box-shaped sections can be filled to lighten dead weight and sound insulation. In the construction site of the assembled building, the assembly of the laminated slab needs to go through multiple procedures of lifting by a tower crane, placing on site, leveling horizontally and calibrating the distance, firstly, after the laminated slab needs to be conveyed to the position above the assembly position by the tower crane, constructors move the position of a lifting hook of the tower crane through steel pipes, and slowly move the laminated slab to the position right above the assembly, in the process, a plurality of constructors need to cooperate, the precision is lower, and the laminated slab needs to be continuously adjusted when being lowered; when the laminated slab is close to the placing position, in order to avoid mutual conflict of reinforcing steel bars on the periphery of the laminated slab, constructors need to place the steel pipe below the laminated slab again, the position of the laminated slab is gradually changed through prying, meanwhile, secondary leveling is needed to be carried out on the laminated slab by matching with a level meter, part of construction sites are used for saving the step, T-shaped reinforcing steel bars are arranged between two adjacent laminated slabs through welding, leveling of the two laminated slabs is guaranteed by utilizing the downward pressure, but the T-shaped reinforcing steel bars are required to be continuously pressed, or a gravity structure is arranged at the lower end, or concrete is paved between the two laminated slabs in advance, safety problems exist when the T-shaped reinforcing steel bars are manually pulled below, the T-shaped reinforcing steel bars are required to be cut after the concrete is paved in advance, the steps from installation to adjustment are very complicated and low in precision, and meanwhile, the distance between the adjacent laminated slabs cannot be guaranteed, and therefore improvement is needed. Disclosure of Invention The invention overcomes the defects of the prior art, provides the rapid leveling device for the installation of the laminated slab, and solves the problems of complex installation procedure, low leveling positioning precision and difficult space control of the traditional laminated slab. In order to achieve the above purpose, the present invention is realized by the following technical scheme. The quick leveling device for the laminated plate installation comprises upright posts symmetrically arranged on the left side and the right side, wherein the upright posts comprise lifting rods and bases which are distributed up and down, the lifting rods are connected with the bases through lifting mechanisms, positioning rods are fixedly arranged at the upper ends of the lifting rods, first folding grooves are formed in the left side and the right side of each positioning rod, a folding arm is rotatably arranged in each first folding groove, the two folding arms are connected through the folding mechanisms, the two folding arms are driven to be unfolded or folded simultaneously through the folding mechanisms, a second folding groove is formed in the bottom surface of each folding arm, a second threaded rod is rotatably arranged in each second folding groove, a directional adjusting plate is connected to the second threaded rod in a threaded mode, the directional adjusting plate is slidably arranged in the second folding groove, the second threaded rod positioned in the right side folding arm on the left side of the positioning rod is connected with the second threaded rod positioned in the left side of the folding arm on the positioning rod through a linkage mechanism, and the two second threaded rods are driven to rotate synchronously through the linkage mechanism. The lifting mechanism comprises a bearing rod, a worm wheel, a first hand wheel, a first guide rod and a first threaded rod, wherein the vertical bearing rod is fixedly arranged on the upper end face of a base, the first threaded rod is rotatably inserted into the axis of the bearing rod, the lower end of the first threaded rod extends into the base and is fixedly provided with the worm wheel, the worm is rotatably arranged in the base, one end of the worm extends to the outer side of the base and is fixedly provided with the first hand wheel, the worm is meshed with the