Extension-adjustable shaping formwork device for concrete ridge platform

Abstract

The utility model relates to an adjustable shaping formwork device for a concrete ridge platform, which comprises two rectangular steel pipes vertically and symmetrically arranged on two sides of the concrete ridge platform, wood plywood is mounted on the inner sides of the lower portions of the rectangular steel pipes, the wood plywood is connected with the rectangular steel pipes through square timbers, and reinforcing steel bars are arranged between the wood plywood. Two harness cord screws penetrate through the upper portions of the two rectangular steel pipes in a threaded mode, a rectangular sleeve is fixedly installed at the top end of one rectangular steel pipe, an inserting rod is fixedly installed at the top end of the other rectangular steel pipe, and the inserting rod is inserted into the rectangular sleeve. The device can be used for concrete ridge platform formwork engineering with the thickness of 100-300, and according to the thickness of a ridge platform, the nuts on the harness screws are adjusted to be tied and fixed; the concrete ridge platform formwork project with any length is met, according to the length of a concrete ridge platform, a corresponding set of adjustable stretching typified formwork devices are arranged, turnover and adjustment are achieved, the adaptability is high, the construction efficiency is improved, and the construction cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of forming templates, in particular to an adjustable and extendable forming template device for a concrete step. Background Art

[0002] According to many years of engineering practice, kitchens, toilets, bathrooms and other rooms with high water usage and relatively humid ground environments are prone to erosion of the roots of walls. When the walls are made of small hollow blocks of lightweight aggregate concrete and autoclaved aerated concrete blocks, considering the low strength, poor durability and high moisture absorption of the blocks, a concrete step is set at the bottom of the filler wall.

[0003] The traditional method of supporting formwork is slow, the formwork is not firmly fixed, and the quality of concrete molding cannot be guaranteed. Summary of the invention

[0004] In view of this, the purpose of the present invention is to provide an adjustable extendable shaping formwork device for a concrete step to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the technical solutions adopted are as follows:

[0006] An adjustable stretchable shaping template device for a concrete step platform comprises two rectangular steel pipes vertically and symmetrically arranged on both sides of the concrete step platform, wooden plywood is installed on the inner side of the lower part of the rectangular steel pipe, the wooden plywood and the rectangular steel pipe are connected by square wood, and steel bars are arranged between the wooden plywood, and the steel bars are used to control the cross-sectional size of the concrete step platform;

[0007] Two threaded screws are threadedly inserted between the upper parts of the two rectangular steel pipes, a rectangular sleeve is fixedly installed on the top of one of the rectangular steel pipes, and an insertion rod is fixedly installed on the top of the other rectangular steel pipe, and the insertion rod is inserted in the rectangular sleeve.

[0008] As a further improvement of the utility model, square wood pads are arranged at the upper end and the lower end of the outer side wall of the wood plywood.

[0009] manual

[0010] As a further improvement of the utility model, the inner nut on the threaded screw located at the top is screwed on the inner side of the rectangular steel pipe, and the inner nut is connected to the inner side of the rectangular steel pipe;

[0011] The outer nut on the threaded screw rod at the bottom is screwed onto the outer side of the rectangular steel pipe, and the outer nut is connected to the outer side of the rectangular steel pipe.

[0012] As a further improvement of the utility model, the axes of the insert rod and the rectangular sleeve are perpendicular to the rectangular steel pipe.

[0013] As a further improvement of the utility model, the model of the through-thread screw is φ14mm, the model of the rectangular steel pipe is 30*30*2mm, and the end face size of the square wood is 40*70mm.

[0014] As a further improvement of the utility model, the square timber and the wood plywood are staggered by 50 mm to ensure that two or more sets of templates are connected; the square timber and the wood plywood are fixed with nails.

[0015] The beneficial effects of the utility model are:

[0016] The device can be used for 100 to 300 mm thick concrete step formwork projects. According to the thickness of the step, the nut on the threaded screw is adjusted for tensioning and fixing. It can meet the needs of concrete step formwork projects of any length. According to the length of the concrete step, a corresponding number of adjustable stretchable formwork devices are configured. The device is rotatable, adjustable, and has strong adaptability, which can improve construction efficiency and reduce construction costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings constituting a part of this application are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a side view structural schematic diagram of the utility model;

[0020] Figure 3 The utility model is a structural schematic diagram for connecting multiple sets of the utility model. DETAILED DESCRIPTION

[0021] It should be noted that, in the absence of conflict, the embodiments and feature descriptions in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0022] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0023] Please refer to Figure 1-3, an adjustable stretchable and fixed formwork device for a concrete step, comprising two rectangular steel pipes 1 vertically and symmetrically arranged on both sides of the concrete step, a wooden plywood 2 is installed on the inner side of the lower part of the rectangular steel pipe 1, the wooden plywood 2 and the rectangular steel pipe 1 are connected by a square wood 3, the square wood 3 is padded at the upper and lower ends of the outer side walls of the wooden plywood 2, a cast concrete step is formed between the wooden plywood 2, and a steel bar 4 is connected between the wooden plywood 2, the steel bar 4 is perpendicular to the wooden plywood 2, and the steel bar 4 is used to fix the cross-sectional size of the step and control the spacing of the wooden plywood 2;

[0024] Two threaded screws 5 are threadedly inserted between the upper parts of the two rectangular steel pipes 1, a rectangular sleeve 6 is fixedly installed on the top of one of the rectangular steel pipes 1, and an insertion rod 7 is fixedly installed on the top of the other rectangular steel pipe 1. The insertion rod 7 is inserted in the rectangular sleeve 6, and the axis of the insertion rod 7 and the rectangular sleeve 6 is perpendicular to the rectangular steel pipe 1.

[0025] The inner nut 51 on the upper through-thread screw 5 is screwed onto the inner side of the rectangular steel pipe 1, and the inner nut 51 is connected to the inner side of the rectangular steel pipe 1. The inner nut 51 cooperates with the through-thread screw 5 to fix the cross-sectional size of the platform; the outer nut 52 on the lower through-thread screw 5 is screwed onto the outer side of the rectangular steel pipe 1, and the outer nut 52 is connected to the outer side of the rectangular steel pipe 1, which plays the role of pulling and fixing.

[0026] The model of the through-thread screw 5 is φ14mm, the model of the rectangular steel pipe 1 is 30*30*2mm, and the end face size of the square wood 3 is 40*70mm; the square wood 3 and the plywood 2 are staggered by 50mm to ensure the connection of multiple sets of templates; the square wood 3 and the plywood 2 are fixed with nails, and the square wood 3 and the rectangular steel pipe 1 are fixed with a combination of nails and wires.

[0027] manual

[0028] The device can be used for 100-300mm thick concrete step formwork projects. According to the thickness of the step, the nut on the threaded screw 5 is adjusted for tensioning and fixing. It can meet the needs of concrete step formwork projects of any length. According to the length of the concrete step, a corresponding number of adjustable stretchable formwork devices are configured.

[0029] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An adjustable stretchable shaping formwork device for a concrete step, characterized in that: It comprises two rectangular steel pipes vertically and symmetrically arranged on both sides of the concrete step, wooden plywood is installed on the inner side of the lower part of the rectangular steel pipe, the wooden plywood and the rectangular steel pipe are connected by square wood, and steel bars are arranged between the wooden plywood, and the steel bars are used to control the cross-sectional size of the concrete step; Two threaded screws are threadedly inserted between the upper parts of the two rectangular steel pipes, a rectangular sleeve is fixedly installed on the top of one of the rectangular steel pipes, and an insertion rod is fixedly installed on the top of the other rectangular steel pipe, and the insertion rod is inserted in the rectangular sleeve.

2. The adjustable stretchable shaping formwork device for concrete step according to claim 1, characterized in that: The square wood pads are arranged at the upper end and the lower end of the outer side wall of the wood plywood.

3. The adjustable stretchable shaping formwork device for concrete step according to claim 2, characterized in that: The inner nut on the threaded screw at the top is screwed on the inner side of the rectangular steel pipe, and the inner nut is connected to the inner side of the rectangular steel pipe; The outer nut on the threaded screw rod at the bottom is screwed onto the outer side of the rectangular steel pipe, and the outer nut is connected to the outer side of the rectangular steel pipe.

4. The adjustable stretchable shaping formwork device for concrete step according to claim 3, characterized in that: The axes of the inserted rod and the rectangular sleeve are perpendicular to the rectangular steel pipe.

5. The adjustable stretchable shaping formwork device for concrete step according to claim 3, characterized in that: The model of the through-thread screw is φ14mm, the model of the rectangular steel pipe is 30*30*2mm, and the end face size of the square wood is 40*70mm.

6. The adjustable stretchable shaping formwork device for concrete step according to claim 5, characterized in that: The square timber and plywood are staggered by 50mm to ensure the connection of 2 or more sets of formwork; The square timber and plywood are fixed with nails.

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