Production technology of precast reinforced concrete piles
A technology of reinforced concrete and preparation technology, which is applied in the field of preparation of reinforced concrete prefabricated piles, can solve the problems of low strength of centrifugal concrete piles, unreasonable concrete formula, short steel mold, etc., and achieve reasonable concrete formula, small footprint, The effect of reducing the basic engineering quantity and engineering cost
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Embodiment 1
[0028] Take the raw materials according to the following proportions by weight:
[0029] 80 parts of cementitious material, 25 parts of fine aggregate, 50 parts of coarse aggregate, 6 parts of water reducer and 150 parts of water; the cementitious material is made of the following raw materials in parts by weight: 6 parts of cement, finely ground 15 parts of sand, 12 parts of fly ash and 3 parts of sodium metasilicate.
[0030] The preparation process of reinforced concrete prefabricated piles, the specific steps are as follows:
[0031] a. Select prestressed main reinforcement and spiral reinforcement, and use automatic welding machine to process and manufacture prefabricated concrete pile reinforcement cage;
[0032] b. After installing the prepared two or more reinforcement cages on the end plate, they are connected end to end through the intermediate joint device, forming a line;
[0033] c. Disassemble the precast concrete pile mold into upper and lower half molds; hois...
Embodiment 2
[0043] Take the raw materials according to the following proportions by weight:
[0044] 100 parts of cementitious material, 20 parts of fine aggregate, 100 parts of coarse aggregate, 5 parts of water reducer and 100 parts of water; the cementitious material is made of the following raw materials in parts by weight: 5 parts of cement, finely ground 30 parts of sand, 10 parts of fly ash and 5 parts of sodium metasilicate.
[0045] The preparation process of reinforced concrete prefabricated piles, the specific steps are as follows:
[0046] a. Select prestressed main reinforcement and spiral reinforcement, and use automatic welding machine to process and manufacture prefabricated concrete pile reinforcement cage;
[0047] b. After installing the prepared two or more reinforcement cages on the end plate, they are connected end to end through the intermediate joint device, forming a line;
[0048] c. Disassemble the precast concrete pile mold into upper and lower half molds; ho...
Embodiment 3
[0058] Take the raw materials according to the following proportions by weight:
[0059] 90 parts of cementitious material, 30 parts of fine aggregate, 30 parts of coarse aggregate, 10 parts of water reducer and 200 parts of water; the cementitious material is made of the following raw materials in parts by weight: 10 parts of cement, finely ground 10 parts of sand, 15 parts of fly ash and 3 parts of sodium metasilicate.
[0060] The preparation process of reinforced concrete prefabricated piles, the specific steps are as follows:
[0061] a. Select prestressed main reinforcement and spiral reinforcement, and use automatic welding machine to process and manufacture prefabricated concrete pile reinforcement cage;
[0062] b. After installing the prepared two or more reinforcement cages on the end plate, they are connected end to end through the intermediate joint device, forming a line;
[0063] c. Disassemble the precast concrete pile mold into upper and lower half molds; ho...
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