A construction method for moving the hanging basket forward

Abstract

The invention discloses a hanging basket forward movement construction method, which relates to the technical field of hanging basket construction, and comprises the following steps: loosening the rear anchor rod of the main longitudinal beam by 10 cm, and using a jack to simultaneously lift the main longitudinal beam of the triangular truss in front of the front leg to keep it horizontal; measuring and placing the position of the hanging basket forward movement trajectory, installing a new front leg and leveling and padding it; releasing the connection between the rear leg pressure beam and the rear anchor, moving the rear leg to the rear leg position of the next cantilever beam section, and using the rear leg pressure beam and fine-rolled threaded steel to anchor the rear leg and the hanging basket to the cast beam body; the hanging basket forward movement construction method adopts a hanging basket forward movement method in which three legs are supported in turn, which effectively saves the forward movement time of the legs, and at the same time, the strength time of the cast-in-place beam can be used to install and adjust the legs, and the rear anchor point anchoring is released when the hanging basket moves forward, which greatly reduces the preparation time before the hanging basket moves, speeds up the process conversion speed, and is conducive to improving the construction efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of hanging basket construction, in particular to a hanging basket forward moving construction method. Background Art

[0002] The hanging basket is the main equipment in cantilever construction. It can be divided into four types according to the structural form: truss type, cable-stayed type, steel type and mixed type. According to the requirements of the concrete cantilever construction process and the requirements of the design drawings for the hanging basket, the characteristics, weight, type of steel used, construction technology, etc. of various types of hanging baskets are comprehensively compared; the design principles of the hanging basket are: light weight, simple structure, firm and stable, easy to move forward and assemble and disassemble, strong reusability, small deformation after being stressed, etc., and there is sufficient space under the hanging basket, which can provide a larger construction working surface, which is conducive to the construction operation of the steel formwork.

[0003] A hanging basket is required during the construction of a bridge. In the prior art, a long preparation time is required before the hanging basket moves, which greatly affects the construction efficiency. Therefore, a hanging basket forward moving construction method is proposed to solve the above problem. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a construction method for moving a hanging basket forward to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a construction method for moving a hanging basket forward, comprising the following steps:

[0006] S1. Loosen the anchor rod 10cm behind the main longitudinal beam, and use the jack to lift up the main longitudinal beam of the triangular truss in front of the front legs to keep it horizontal;

[0007] S2. Measure and place the forward track position of the hanging basket, install the new front legs and level and pad them;

[0008] S3, release the connection between the rear outrigger pressure beam and the rear anchor, move the rear outrigger to the rear outrigger position of the next cantilever beam section, and use the rear outrigger pressure beam and fine-rolled threaded steel to anchor the rear outrigger and the hanging basket to the cast beam body;

[0009] S4. Raise the jack to facilitate removal of the original front outrigger, and then uninstall the jack and its device;

[0010] S5. Remove the rear anchor beam and rear anchor fine-rolled threaded steel bar, prepare for the basket to move, install the jack in front of the front outrigger, and use the traction device to make the basket move forward;

[0011] S6. When the hanging basket moves to its proper position, use the rear anchor beam and fine-rolled threaded steel bars to replace the fine-rolled threaded steel bars of the rear support leg pressure beam one by one at the rear anchor position, so that the overturning force of the hanging basket is transmitted through the main longitudinal beam-rear anchor beam-fine-rolled threaded steel bars-box beam.

[0012] To further optimize the technical solution, in step S1, three 60-ton jacks are used to simultaneously lift up the main longitudinal beams of the triangular truss in front of the front legs.

[0013] To further optimize the technical solution, in step S1, the three 60-ton jacks are horizontally and parallelly arranged between the front legs, and the tops of the jacks are movably overlapped with the main beam.

[0014] To further optimize the technical solution, in step S2, the main beam is lifted up by a jack, and new front legs are installed at the bottom of the main beam for support.

[0015] To further optimize the technical solution, in step S3, after the rear leg pressure beam and the fine-rolled threaded steel anchor the rear leg and the hanging basket to the cast beam body, the overturning force of the hanging basket is transmitted through the main longitudinal beam-rear leg reverse wheel-rear leg-rear leg pressure beam-fine-rolled threaded steel-box beam.

[0016] To further optimize the technical solution, in step S5, the locking of the rear anchor beam and the rear anchor fine-rolled threaded steel bar is released, the main beam is lifted up by a jack to remove the original front support leg, the rear kick wheel of the rear support leg is overlapped with the main beam, the roller of the new front support leg is overlapped with the main beam, and the traction device is used to make the hanging basket move forward in the forward direction, so that the hanging basket moves forward.

[0017] To further optimize the technical solution, in step S6, after the hanging basket moves into place, the rear anchor position is used to fix the basket using the rear anchor beam and the precision-rolled threaded steel bar.

[0018] To further optimize the technical solution, the hanging basket is composed of a main beam, a front leg, a rear leg, a rear anchor beam, a precision-rolled threaded steel bar, a front upper crossbeam, a suspension, an inner guide beam, an outer guide beam, a rear suspension, a rear leg pressure beam, a traction device, a horizontal connection, a horizontal connection, a rear lower crossbeam and a front lower crossbeam;

[0019] One side of the main beam is installed by means of a rear anchor beam and a high-rolled threaded steel bar, a front upper cross beam is arranged on the top of the other side of the main beam, a hanger is arranged at the bottom of the main beam directly below the front upper cross beam, an inner guide beam and an outer guide beam are arranged in sequence at the bottom of the hanger, the inner guide beam and the outer guide beam extend away from the hanger to the cast beam section in the pier of the main bridge, a rear lower cross beam is arranged at the bottom of the pier of the main bridge, and the rear lower cross beam is provided with a front lower cross beam through a beam frame, and a rear hanger is arranged directly above the rear lower cross beam.

[0020] To further optimize the technical solution, a front support leg and a rear support leg are provided at the bottom of the main beam, and the front support leg and the rear support leg are used to support the main beam, and a main truss column for stable support is provided on the main beam.

[0021] Compared with the prior art, the present invention provides a construction method for moving a hanging basket forward, which has the following beneficial effects:

[0022] The hanging basket forward moving construction method adopts a hanging basket forward moving method in which three legs support the hanging basket in turn, which effectively saves the time of moving the legs forward. At the same time, the strength time of cast-in-place beams can be used to install and adjust the legs. When the hanging basket moves forward, the rear anchor point can be released and the hanging basket can move, which greatly reduces the preparation time before the hanging basket moves and speeds up the process conversion speed, thereby helping to improve construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the state of step 1 of a hanging basket forward moving construction method proposed by the present invention;

[0024] Figure 2 This is a schematic diagram of the state of step 2 of a hanging basket forward movement construction method proposed by the present invention;

[0025] Figure 3 This is a schematic diagram of the third state of a hanging basket forward moving construction method proposed by the present invention;

[0026] Figure 4 This is a schematic diagram of the fourth state of a hanging basket forward moving construction method proposed by the present invention;

[0027] Figure 5 This is a schematic diagram of the fifth state of a hanging basket forward movement construction method proposed by the present invention;

[0028] Figure 6 This is a schematic diagram of the sixth state of a hanging basket forward movement construction method proposed by the present invention. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention. In order to effectively illustrate the embodiments of the present invention, the embodiments of the present application are described in detail below with reference to the accompanying drawings.

[0030] See also Figure 1-6 The present invention provides a construction method for moving a hanging basket forward to solve the problem in the prior art that a long preparation time is required before the hanging basket moves, which greatly affects the construction efficiency.

[0031] Please refer again Figure 1-6 The present invention provides a construction method for moving a hanging basket forward, which adopts a method for moving a hanging basket forward with three legs supporting in turn, effectively saving the time for moving the legs forward, and at the same time, the strength time of cast-in-place beams can be used to install and adjust the legs. When the hanging basket moves forward, the anchoring of the rear anchor point is released and the hanging basket can move, which greatly reduces the preparation time before the hanging basket moves, speeds up the process conversion speed, and is conducive to improving the construction efficiency;

[0032] Wherein: the hanging basket is composed of a main beam, a front leg, a rear leg, a rear anchor beam, a precision-rolled threaded steel bar, a front upper crossbeam, a suspension, an inner guide beam, an outer guide beam, a rear suspension, a rear leg pressure beam, a traction device, a horizontal connection, a horizontal connection, a rear lower crossbeam and a front lower crossbeam;

[0033] One side of the main beam is installed and arranged by a rear anchor beam and a precision-rolled threaded steel bar, a front upper cross beam is arranged at the top of the other side of the main beam, a hanger located at the bottom of the main beam is arranged directly below the front upper cross beam, an inner guide beam and an outer guide beam are arranged at the bottom of the hanger in sequence, the inner guide beam and the outer guide beam extend away from the hanger to the cast beam section in the main bridge pier, a rear lower cross beam is arranged at the bottom of the main bridge pier, and the rear lower cross beam is arranged with a front lower cross beam through a beam frame, and a rear hanger is arranged directly above the rear lower cross beam;

[0034] The bottom of the main beam is provided with a front support leg and a rear support leg, and the front support leg and the rear support leg are used to support the main beam, and the main beam is provided with a main truss column for stable support;

[0035] The hanging basket forward moving construction method comprises the following steps:

[0036] S1. Please refer again Figure 1 As shown, loosen the anchor rod behind the main longitudinal beam by 10cm, and use a jack to simultaneously lift the main longitudinal beam of the triangular truss in front of the front legs to keep it horizontal;

[0037] S2. Please refer again Figure 2 As shown, measure and place the forward track position of the hanging basket, install the new front legs and level and pad them;

[0038] S3. Please refer again Figure 3 As shown, release the connection between the rear leg pressure beam and the rear anchor, move the rear leg to the rear leg position of the next cantilever beam section, and use the rear leg pressure beam and finished rolled threaded steel to anchor the rear leg and the hanging basket to the cast beam body;

[0039] S4. Please refer again Figure 4 As shown, raise the jack to facilitate removal of the original front legs, and then uninstall the jack and its device;

[0040] S5. Please refer again Figure 5 As shown, remove the rear anchor beam and rear anchor fine-rolled threaded steel bar, prepare for the basket to move, install the jack in front of the front outrigger, and use the traction device to make the basket move forward;

[0041] S6. Please refer again Figure 6 As shown, the hanging basket moves into place, and the rear anchor beam and fine-rolled threaded steel bars are used to replace the fine-rolled threaded steel bars of the rear support leg pressure beam one by one at the rear anchor position, so that the overturning force of the hanging basket is transmitted through the main longitudinal beam-rear anchor beam-fine-rolled threaded steel bars-box beam.

[0042] As an optimized solution of this embodiment, in step S1, three 60-ton jacks are used to simultaneously lift up the main longitudinal beams of the triangular truss in front of the front legs.

[0043] As an optimized solution of this embodiment, in step S1, three 60-ton jacks are arranged horizontally and parallel to the front legs, and the tops of the jacks are movably overlapped with the main beam.

[0044] As an optimized solution of this embodiment, in step S2, the main beam is lifted up by a jack, and a new front support leg is installed at the bottom of the main beam for support.

[0045] As an optimized solution of this embodiment, in step S3, the rear leg pressure beam and the fine-rolled threaded steel anchor the rear leg and the hanging basket to the cast beam body, so that the overturning force of the hanging basket is transmitted through the main longitudinal beam-rear leg reverse wheel-rear leg-rear leg pressure beam-fine-rolled threaded steel-box beam.

[0046] As an optimized solution of this embodiment, in step S5, the locking of the rear anchor beam and the rear anchor fine-rolled threaded steel is released, the main beam is lifted up by a jack to remove the original front support leg, the rear kick wheel of the rear support leg is overlapped with the main beam, and the roller of the new front support leg is overlapped with the main beam, and the traction device is used to make the hanging basket move forward in the forward direction, so that the hanging basket moves forward.

[0047] As an optimization solution of this embodiment, in step S6, after the hanging basket moves to the right position, the rear anchoring position is used to fix the basket using the rear anchoring beam and the precision-rolled threaded steel bar.

[0048] The beneficial effects of the present invention are as follows: the hanging basket forward moving construction method adopts the hanging basket forward moving method in which three legs are supported in turn, which effectively saves the time for moving the legs forward, and at the same time, the strength time of the cast-in-place beams can be used to install and adjust the legs. When the hanging basket moves forward, the rear anchor point anchoring is released and the basket can move, which greatly reduces the preparation time before the hanging basket moves, speeds up the process conversion speed, and thus helps to improve construction efficiency.

[0049] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A construction method for moving a hanging basket forward, characterized in that: The following steps are involved: S1. Loosen the anchor rod 10cm behind the main longitudinal beam, and use the jack to lift up the main longitudinal beam of the triangular truss in front of the front legs to keep it horizontal; S2. Measure and place the forward track position of the hanging basket, install the new front legs and level and pad them; S3, release the connection between the rear outrigger pressure beam and the rear anchor, move the rear outrigger to the rear outrigger position of the next cantilever beam section, and use the rear outrigger pressure beam and fine-rolled threaded steel to anchor the rear outrigger and the hanging basket to the cast beam body; S4. Raise the jack to facilitate removal of the original front outrigger, and then uninstall the jack and its device; S5. Remove the rear anchor beam and rear anchor fine-rolled threaded steel bar, prepare for the basket to move, install the jack in front of the front outrigger, and use the traction device to make the basket move forward; S6. The hanging basket moves to the right position, and the rear anchor beam and the finely rolled threaded steel bars are used to replace the finely rolled threaded steel bars of the rear leg pressure beam one by one at the rear anchor position, so that the overturning force of the hanging basket is transmitted through the main longitudinal beam-rear anchor beam-finely rolled threaded steel bars-box beam; In the step S1, three 60-ton jacks are used to simultaneously lift up the main longitudinal beam of the triangular truss in front of the front legs; in the step S1, the three 60-ton jacks are arranged horizontally and parallel to the front legs, and the tops of the jacks are movably overlapped with the main beam; In step S5, the locking of the rear anchor beam and the rear anchor fine-rolled threaded steel bar is released, the main beam is lifted up by a jack to remove the original front outrigger, the rear outrigger rear buckle wheels are overlapped with the main beam, the new front outrigger rollers are overlapped with the main beam, and the traction device is used to move the hanging basket forward in the forward direction. The hanging basket is composed of a main beam, front legs, rear legs, rear anchor beam, precision-rolled threaded steel, front upper cross beam, hanging, inner guide beam, outer guide beam, rear hanging, rear leg pressure beam, traction device, horizontal connection, horizontal connection, rear lower cross beam and front lower cross beam; One side of the main beam is installed and arranged by a rear anchor beam and a precision-rolled threaded steel bar, a front upper cross beam is arranged at the top of the other side of the main beam, a hanger located at the bottom of the main beam is arranged directly below the front upper cross beam, an inner guide beam and an outer guide beam are arranged at the bottom of the hanger in sequence, the inner guide beam and the outer guide beam extend away from the hanger to the cast beam section in the main bridge pier, a rear lower cross beam is arranged at the bottom of the main bridge pier, and the rear lower cross beam is arranged with a front lower cross beam through a beam frame, and a rear hanger is arranged directly above the rear lower cross beam; The bottom of the main beam is provided with a front support leg and a rear support leg, and the front support leg and the rear support leg are used to support the main beam. The main beam is provided with a main truss column for stable support.

2. A construction method for moving the hanging basket forward according to claim 1, characterized in that: In step S2, the main beam is lifted up by a jack, and new front legs are installed at the bottom of the main beam for support.

3. The method for moving the hanging basket forward according to claim 1 is characterized in that: In the step S3, after the rear leg pressure beam and the finely rolled threaded steel anchor the rear leg and the hanging basket to the cast beam body, the overturning force of the hanging basket is transmitted through the main longitudinal beam-rear leg buckle wheel-rear leg-rear leg pressure beam-finely rolled threaded steel-box beam; 4. The method for moving the hanging basket forward according to claim 1 is characterized in that: In step S6, after the hanging basket moves to the right position, the rear anchoring position is used to fix the basket using the rear anchoring beam and the precision-rolled threaded steel bar.

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