Gravel doped grinding system for anti-leakage wall and preparation method thereof

A technology of anti-seepage wall and gravel-mixed silo, which is applied in the preparation system and field of gravel-mixed materials for anti-seepage walls, which can solve problems such as difficult to complete the one-time processing and preparation of gravel-mixed materials, shorten the production cycle and improve production efficiency , the effect of reducing site occupation

Active Publication Date: 2011-08-17
中国葛洲坝集团建设工程有限公司
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  • Abstract
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  • Claims
  • Application Information

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Problems solved by technology

However, this method is only applicable to projects where the design grading range is relatively coarse and the content of boulders with a particle size greater than 40mm is high. When the content of small

Method used

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  • Gravel doped grinding system for anti-leakage wall and preparation method thereof
  • Gravel doped grinding system for anti-leakage wall and preparation method thereof
  • Gravel doped grinding system for anti-leakage wall and preparation method thereof

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Embodiment Construction

[0027] like figure 1 , figure 2 Among them, a system for preparing gravel materials for cut-off walls, the primary crushing workshop is connected with the primary screening workshop through the first belt conveyor 131, and the primary screening workshop is connected with the secondary primary crushing workshop through the second belt conveyor 132 on the sieve Connection, the secondary coarse crushing workshop is connected with the first tape machine 131;

[0028] The primary screening workshop is connected to the secondary screening workshop 11 through the fourth belt conveyor 134 and / or the ninth belt conveyor 139 under the screen, and the secondary screening workshop 11 is connected to the intermediate crushing workshop through the fifth belt conveyor 135. The intermediate crushing workshop The sixth tape machine 136 is connected with the fourth tape machine 134, the secondary screening workshop is connected with the finished gravel bin through the seventh tape machine 137...

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Abstract

The invention discloses a gravel doped grinding system for an anti-leakage wall and a preparation method thereof. The preparation method comprises: 1) arranging a 5mm blockage screen on the upper part of a shunt screen in a re-screening workshop, forming a shunt groove on a chute at an discharge hole of the screen, and arranging a shunt plug board on the shunt groove; 2) shunting part of the mixture into an intermediate crushing workshop by adjusting the opening degree of the shunt plug board so as to increase the content of intermediate stone and the content of gravel; and 3) sampling a gravel doped finished product from a warehouse, performing a grinding test, adjusting the height of the shunt plug board and the opening degree of a discharge hole of a crushing system according to the result of the grinding test until the grinding meets the designed requirements. By the above steps, the gravel doped material for the anti-leakage wall which meets the requirements on the designed grinding is prepared at one time. The system and the method have the advantages of reducing occupied area, shrinking the production period and improving the production efficiency.

Description

technical field [0001] The invention relates to the construction field of water conservancy projects, in particular to a system and method for preparing gravel-mixed materials for cut-off walls. Background technique [0002] There are three main methods currently used to produce graded gravel mixtures: [0003] 1. Blending of finished aggregates: Graded aggregates are blended in different proportions to prepare gravels in anti-seepage materials. The method is to firstly process and sieve the aggregates into aggregates of different particle sizes, that is, finished aggregates; Blend the finished aggregates of all levels into a mixture that meets the design requirements in a certain proportion, that is, secondary blending. The method requires a large stockpiling site, a long production cycle and high preparation costs. [0004] 2. Combination of screening and crushing of natural materials: First, carry out systematic screening of natural materials, and store aggregates of va...

Claims

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Application Information

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IPC IPC(8): B28C5/00E02D29/02
Inventor 边晓明雷敬伟程润喜谭恺炎刘世军杨祎吉兵龚海涛刘小翠李海波陈卫烈
Owner 中国葛洲坝集团建设工程有限公司
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