Production technology and product of prefabricated bridge slab

A production process and technology of bridge slabs, applied to bridges, manufacturing tools, bridge parts, etc., can solve problems such as damage to farmland resources, farmland destruction, coal-burning operation pollution, etc., and achieve the effect of reducing damage

Active Publication Date: 2019-05-10
浙江大经住工科技有限公司
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  • Application Information

AI Technical Summary

Problems solved by technology

During this whole process, on the one hand, it will cause damage to the cultivated land and cause irreparable damage to our country’s resource-scarce cultivated land resources. On the other hand, the coal-burning operation in the firing process will also produce a lot of pollution. The more clay masonry is used, the more serious the environmental damage will be. Therefore, the entire industry now urgently needs to develop new construction technologies that are relatively green and environmentally friendly.

Method used

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  • Production technology and product of prefabricated bridge slab
  • Production technology and product of prefabricated bridge slab
  • Production technology and product of prefabricated bridge slab

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0042] Such as figure 1 Shown, a kind of production technology of prefabricated bridge plate, comprises the following steps:

[0043] (1) Build the skeleton. The skeleton of the bridge slab is mainly composed of steel bars. First, the steel bars are spliced ​​together to form the frame structure of the bridge slab. During the construction process, the intersections between the steel bars are bound and fixed with steel wires, and when the construction is completed The intersections between the steel bars are then welded and strengthened.

[0044] The steel bar can produce bending deformation, and the deformation resistance of the concrete structure can be greatly improved after being embedded in the concrete, and it is not easy to be completely broken after the concrete cracks, so as to achieve the purpose of improving the structural strength of the bridge slab.

[0045] (2) Concrete preparation. Before preparing concrete, it is necessary to prepare raw materials. The raw mate...

Embodiment 2

[0057] Such as figure 2 As shown, a prefabricated bridge plate includes a bridge plate body 1, an insertion column 2, and an insertion cavity 3. The bridge plate body 1 is in the shape of a cuboid; each bridge plate body 1 is provided with an insertion column 2 and an insertion cavity. 3. The plug-in column 2 and the plug-in cavity 3 are formed by installing embedded parts during the casting process of the bridge slab, and are mainly used for mutual plugging in the process of splicing the bridge slab body 1 to facilitate two adjacent pieces. The positioning between the bridge bodies 1 can also improve the connection strength between the bridge bodies 1 at the same time.

[0058] After the bridge plate body 1 is prefabricated, it is necessary to install a locking mechanism 4, which is used to lock the insertion column 2 when the insertion column 2 on the adjacent bridge plate body 1 is embedded in its own insertion cavity 3, so as to limit the two bridges. The plate body 1 is...

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Abstract

The invention discloses a production technology and a product of a prefabricated bridge slab, and relates to building technology in order to solve the problem of damage to the environment due to adoption of bricks for construction. The production technology comprises steps as follows: building of a framework; concrete mixing; die preparation; casting formation; demoulding maintenance; modifying and coding. The production technology and the product of the prefabricated bridge slab have advantages and effects as follows: clay is not needed in the production process of the technology, damage to fields cannot be caused, a coal firing mode is also not needed for solidifying formation of the bridge slab, so that compared with clay and bricks, damage to the fields and atmosphere can be reduced, and purpose of energy conservation and emission reduction are achieved.

Description

technical field [0001] The invention relates to construction technology, in particular to a production process and products of prefabricated bridge slabs. Background technique [0002] With the development of the economy, my country's urbanization process is accelerating day by day, and urban construction is also increasingly intensified. At present, bricks and stones are often used, and reinforced concrete is poured. The bricks and stones used in buildings are generally made of Fired from clay. [0003] my country's cultivated land area only accounts for 10% of the country's land area, which is less than half of the world's average level. However, 70% of my country's building materials come from clay bricks and stones. The clay used in these clay bricks is basically dug from cultivated fields. After the clay is excavated, it is fired at high temperature to shape it. During this whole process, on the one hand, it will cause damage to the cultivated land and cause irreparable...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B28B23/02B28B7/38B28B1/04B28B1/093B28B23/00E01D19/00C04B40/00C04B103/30
Inventor 李小明金望杰梁其雍刘于峰郭伟杰
Owner 浙江大经住工科技有限公司
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