阅读说明：本技术 一种可侧向滑移的直立式墙体施工移动模架及其施工方法 (Vertical wall construction movable formwork capable of sliding laterally and construction method thereof ) 是由 卞桂荣 周欣 朱井佳 陆辰 袁俊俊 于 2020-05-07 设计创作，主要内容包括：本发明公开了一种可侧向滑移的直立式墙体施工移动模架,包括丝杆斜撑、主梁、次梁、配重、挂模支架、固定支架、滑轮组、双向液压千斤顶、变频电机及行走轮；所述主梁与次梁通过高强螺栓连接；所述固定支架固定于次梁上；所述挂模支架通过滑轮组落在次梁上；所述挂模支架通过双向液压千斤顶与固定支架连接；所述丝杆斜撑通过销轴与次梁连接；在所述双向液压千斤顶作用下,挂模支架及模板通过滑轮组在次梁上侧向滑移,进行靠模、脱模作业；本发明结构合理,现场拼装快捷,实用性强,可实现大跨度模板支架体系的整体立模、拆模及移动作业,提高了施工效率；平台拼装搭设一次成型,后续无需反复拆卸调整,大幅减少人员投入,有效减少高空作业量。(The invention discloses a vertical wall construction movable formwork capable of sliding laterally, which comprises a screw rod inclined strut, a main beam, a secondary beam, a balance weight, a formwork hanging bracket, a fixed bracket, a pulley block, a bidirectional hydraulic jack, a variable frequency motor and a travelling wheel, wherein the screw rod inclined strut is arranged on the main beam; the main beam is connected with the secondary beam through a high-strength bolt; the fixed bracket is fixed on the secondary beam; the mould hanging bracket falls on the secondary beam through a pulley block; the mould hanging bracket is connected with the fixed bracket through a bidirectional hydraulic jack; the screw rod inclined strut is connected with the secondary beam through a pin shaft; under the action of the bidirectional hydraulic jack, the mold hanging bracket and the mold plate slide laterally on the secondary beam through the pulley block to perform profiling and demolding operations; the formwork support system is reasonable in structure, fast in field assembly and high in practicability, can realize integral formwork erecting, formwork removing and moving operation of a large-span formwork support system, and improves construction efficiency; the platform is assembled and erected for one-time forming, repeated disassembly and adjustment are not needed subsequently, personnel investment is greatly reduced, and the overhead working amount is effectively reduced.)

1. The utility model provides a but vertical type wall construction moving die carrier that lateral sliding, its characterized in that: the device comprises a template, a template hanging bracket, a bidirectional hydraulic jack, a fixed bracket, a screw rod inclined strut, a traveling wheel, a secondary beam, a main beam, a pulley block and a variable frequency motor; the template is fixed on the template hanging bracket; the fixed bracket is fixed on the secondary beam; the lower part of the die hanging bracket falls on the secondary beam through a pulley block, the die hanging bracket is connected with the fixed bracket through a bidirectional hydraulic jack, and the screw rod inclined strut is connected to the outer side of the secondary beam through a pin shaft; the secondary beam is connected with the main beam through a high-strength bolt, the travelling wheel is arranged below the main beam, and the travelling wheel is connected with a variable frequency motor.

2. The movable formwork for vertical wall construction capable of sliding laterally according to claim 1, wherein: the secondary beam is provided with a screw rod inclined strut on the outer side, the end part of the screw rod inclined strut is propped against a steel bar embedded in the bottom plate, and the screw rod inclined strut is arranged at one end far away from the template.

3. The movable formwork for vertical wall construction capable of sliding laterally according to claim 1, wherein: the fixed bolster outside is equipped with the counter weight, the counter weight setting is in the one end of keeping away from the template.

4. The movable formwork for vertical wall construction capable of sliding laterally according to claim 2 or 3, wherein: the secondary beams are longitudinally arranged at intervals according to the stress requirement.

5. The movable formwork for vertical wall construction capable of sliding laterally according to claim 1, wherein: and the main beam is connected with the secondary beam by using high-strength bolts.

6. The movable formwork for vertical wall construction capable of sliding laterally according to claim 1, wherein: the template is vertically fixed on the template hanging bracket through the draw hook and the nut.

7. The movable formwork for vertical wall construction capable of sliding laterally according to claim 1, wherein: the fixed support is of a triangular frame structure or a rectangular frame structure, and the mold hanging support is of a rectangular frame structure.

8. The movable formwork for vertical wall construction capable of sliding laterally according to claim 1, wherein: and steel pipe cross connection is arranged on the side surfaces of the fixed support and the mould hanging support.

9. The movable formwork for vertical wall construction capable of sliding laterally according to claim 1, wherein: 6 bidirectional hydraulic jacks are arranged between the mold hanging support and the fixed support in a double-row mode, 9 groups of pulleys are arranged, and the distance between the pulleys and the secondary beam is the same.

10. The construction method of the movable formwork for the construction of the laterally slidable upright wall according to claim 1, wherein:

(1) assembly unit

Paying off according to the design drawing to determine the position of the main beam, and hoisting the travelling wheels and the main beam; hoisting the secondary beam according to the position of the opening on the main beam, and pre-screwing a high-strength bolt at a preset position; a fixed support is fixed on the secondary beam, and a bidirectional hydraulic jack is installed on one side of the fixed support; after the assembly of the mold hanging bracket and the pulley block is finished, hoisting the assembled mold hanging bracket to the secondary beam and connecting the assembled mold hanging bracket and the pulley block with a bidirectional hydraulic jack; hoisting the template to the template hanging bracket; after all components are installed, checking the positions, and finally screwing the bolts after no errors exist; after the balance weight is hoisted in place, debugging each device;

(2) side shift

The movable formwork moves to a to-be-cast area through the variable frequency motor and the travelling wheels, the screw rod diagonal brace is screwed in place, the remote control bidirectional jack jacks the formwork hanging support to a preset position, the bidirectional hydraulic jack is locked, the pull rod penetrates through the formwork to be fixed, then casting operation can be carried out, the screw rod diagonal brace and the bidirectional hydraulic jack are retracted during demolding, and the next construction cycle is started after the integral demolding.

Technical Field

The invention belongs to the technical field of movable formwork, and particularly relates to a vertical wall construction movable formwork capable of sliding laterally and a construction method thereof.

Background

In the construction of a partition wall in a cast-in-place wall body type structure (such as tunnel open cut construction and pipe gallery construction), small steel dies are assembled to carry out large-section construction, and a support and a pull rod are used as a formwork support system. The traditional support method formwork erection construction needs repeated installation, disassembly and transportation of the formwork and the support frame, the construction efficiency is low, the high-altitude operation amount is large, the safety risk is high, the input amount of personnel and materials is large, and the economic benefit is poor.

At present, some enterprises begin to use movable formwork, a movable formwork system is mainly divided into a bearing system, a formwork mounting and dismounting system and a traveling system, the movable formwork process replaces the processes of dismounting, transporting and re-erecting in the traditional support method construction by the automatic demoulding and integral traveling functions of a hydraulic system, the construction work efficiency is greatly improved, the high-altitude operation amount is effectively reduced, and the side sliding of the formwork is rarely introduced.

Disclosure of Invention

In order to solve the problems, the invention discloses a vertical wall construction movable formwork capable of sliding laterally, which is suitable for the construction of a large-section and large-span vertical wall structure with a finished bottom plate, and has the advantages of high construction efficiency, high mechanization degree, reliable safety performance and good economic benefit.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a vertical wall construction movable formwork capable of sliding laterally comprises a formwork, a formwork hanging support, a bidirectional hydraulic jack, a fixed support, traveling wheels, secondary beams, a main beam, pulley blocks and a variable frequency motor; the template is fixed on the template hanging bracket; the fixed bracket is fixed on the secondary beam; the lower part of the mould hanging support falls on the secondary beam through the pulley block, the mould hanging support is connected with the fixed support through the bidirectional hydraulic jack, the secondary beam is arranged above the main beam, the travelling wheel is arranged below the main beam, and the travelling wheel is connected with the variable frequency motor.

Furthermore, a screw rod inclined strut is arranged on the outer side of the secondary beam, and the end part of the screw rod inclined strut is propped against a reinforcing steel bar embedded in the bottom plate to resist the lateral pressure of cast-in-place concrete.

Furthermore, the fixed bolster outside is equipped with the counter weight, through setting up the counter weight, prevents that the moving die carrier from taking place whole toppling, promotes the overall stability of structure.

Furthermore, the balance weight and the screw rod inclined strut are arranged at one end far away from the template.

Furthermore, the main beam and the secondary beam are connected through high-strength bolts, so that the shearing resistance is high.

Furthermore, the template is vertically fixed on the template hanging bracket through the draw hook and the nut.

Furthermore, the variable frequency motor is placed on the secondary beam.

Furthermore, the secondary beams are longitudinally arranged at intervals according to stress requirements, and the structural adaptability and the stability are strong.

Furthermore, the fixed support is of a triangular frame structure or a rectangular frame structure, and the mold hanging support is of a rectangular frame structure.

Further, the components of the hanging mould bracket and the fixed bracket are vertical rods, inclined rods, cross rods and cross braces, and the space is reasonably distributed to meet the requirement of structural stability.

Furthermore, the fixed support and the side surface of the mold hanging support are provided with steel pipes in a transverse connection mode, so that the integrity of the movable mold frame is enhanced.

Furthermore, the fixed bolster is made by channel-section steel and square steel pipe welding, and stability is strong.

Furthermore, the cross braces are made of angle steel and arranged between the fixed support and the mold hanging support, so that the stability of the frame body is enhanced.

Further, 6 bidirectional hydraulic jacks are arranged between the mold hanging support and the fixed support in a double-row arrangement mode, 9 groups of pulleys are arranged, the distance between the pulleys and the secondary beam is the same as that between the pulleys and the secondary beam, and the mold hanging support is matched with the bottom pulley group to drive the whole mold plate to slide laterally under the action of the bidirectional hydraulic jacks to perform profiling and mold removal operations.

The construction method of the device comprises the following steps:

(1) assembly unit

Paying off according to the design drawing to determine the position of the main beam, and hoisting the travelling wheels and the main beam; hoisting the secondary beam according to the position of the opening on the main beam, and pre-screwing a high-strength bolt at a preset position; a fixed support is fixed on the secondary beam, and a bidirectional hydraulic jack is installed on one side of the fixed support; after the assembly of the mold hanging bracket and the pulley block is finished, hoisting the assembled mold hanging bracket to the secondary beam and connecting the assembled mold hanging bracket and the pulley block with a bidirectional hydraulic jack; hoisting the template to the template hanging bracket; after all components are installed, checking the positions, and finally screwing the bolts after no errors exist; after the balance weight is hoisted in place, debugging each device;

(2) side shift

The movable formwork moves to a to-be-cast area through the variable frequency motor and the travelling wheels, the screw rod diagonal brace is screwed in place, the remote control bidirectional jack jacks the formwork hanging support to a preset position, the bidirectional hydraulic jack is locked, the pull rod penetrates through the formwork to be fixed, then casting operation can be carried out, the screw rod diagonal brace and the bidirectional hydraulic jack are retracted during demolding, and the next construction cycle is started after the integral demolding.

The invention has the beneficial effects that:

the vertical wall construction movable formwork capable of sliding laterally is reasonable in structure, rapid in field assembly and high in practicability. The movable formwork can meet the requirement on stability during pouring, can realize integral formwork erecting, formwork removing and moving operation of a large-span formwork support system, and improves the construction efficiency; the platform is assembled and erected for one-time forming, repeated disassembly and adjustment are not needed subsequently, personnel investment is greatly reduced, and the overhead working amount is effectively reduced.

Drawings

Fig. 1 is a front view of a moving mold frame;

fig. 2 is a side view of the moving mold frame.

List of reference numerals:

1: a template; 2: hanging a mould bracket; 3: a bidirectional hydraulic jack; 4: fixing a bracket; 5, balancing weight; 6: a screw rod inclined strut; 7, a traveling wheel; 8: a secondary beam; 9: a main beam; 10: a pulley block; 11: a variable frequency motor.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in the figures, the movable formwork for vertical wall construction capable of sliding laterally comprises: a template; 2: hanging a mould bracket; 3: a bidirectional hydraulic jack; 4: fixing a bracket; 5, balancing weight; 6: a screw rod inclined strut; 7, a traveling wheel; 8: a secondary beam; 9: a main beam; 10: a pulley block; 11: a variable frequency motor. The template 1 is fixed on the template hanging bracket 2 through a draw hook and a nut; the fixed support 4 is fixed on the secondary beam 8; the mould hanging bracket 2 is connected with the fixed bracket 4 through a bidirectional hydraulic jack 3; the hanging mould bracket 2 falls on the secondary beam 8 through a pulley block 10; the secondary beam 8 is connected with the main beam 9 through a high-strength bolt; the travelling wheels 7 are arranged below the main beam 9; the variable frequency motor 11 is placed on the secondary beam 8.

During assembly, paying off according to a design drawing to determine the position of a main beam 9, and hoisting the travelling wheels 7 and the main beam 9; hoisting the secondary beam 8 according to the position of the opening on the main beam, and pre-screwing a high-strength bolt at a preset position; a scissor brace is connected between the fixed brackets 4, and a bidirectional hydraulic jack 3 is installed; the hanging mould bracket 2 is assembled with the pulley block 10 and then is hoisted to the secondary beam 8 to be connected with the bidirectional hydraulic jack 3; hoisting the template 1 to the template hanging bracket 2; after all components are installed, checking the positions, and finally screwing the bolts after no errors exist; after the balance weight 5 is hoisted in place, each device is debugged.

When concrete is poured, the movable formwork moves to a to-be-poured area through the variable frequency motor 11 and the travelling wheels 7, the screw rod inclined strut 6 is screwed in place, the remote control bidirectional hydraulic jack 3 jacks the formwork hanging support 2 to a preset position, the jack is locked, and the pull rod penetrates through the formwork 1 to be fixed, so that pouring operation can be carried out; and (3) retracting the screw rod inclined strut 6 and the bidirectional hydraulic jack 3 during demoulding, and entering the next construction cycle after the integral demoulding.

The technical means disclosed by the invention are not limited to the technical means disclosed by the above embodiments, but also comprise technical solutions formed by any improvement of the above technical features.