Preparation method of impervious concrete material for box culvert

Abstract

The invention discloses a preparation method of an impervious concrete material for a box culvert. The preparation method comprises the following steps: step 1, preparing materials: ensuring that the materials meet engineering requirements after quality detection; step 2, material proportioning: according to the formula proportion, accurately metering various raw materials; step 3, mixing the materials: firstly putting the cement, the fly ash, the anti-seepage material and the calcium oxide into a concrete mixer, and premixing, so that the materials are fully and uniformly mixed; step 4, adding aggregate: gradually adding the coarse aggregate and the fine aggregate into a stirrer, adding a proper amount of water at the same time, stirring, and ensuring that the aggregate and the cement paste are fully mixed in the stirring process so as to form a uniform concrete mixture; the engineering requirements are met; various materials are combined, so that the performance of the concrete or mortar is optimized; the coal ash and the capillary crystalline material improve the impermeability and the durability; and calcium oxide is beneficial for adjusting the hardening process and improving the firmness of the material.

Description

Technical Field

[0001] The invention belongs to the technical field of impermeable concrete materials, and in particular relates to a method for preparing an impermeable concrete material for a box culvert. Background Art

[0002] In construction projects, concrete, as an important building material, is widely used in various structural components. However, traditional concrete formulas often have the problem of poor anti-seepage performance. When concrete is eroded by water, moisture can easily penetrate into the interior of the concrete, causing leakage, erosion and damage to the concrete, seriously affecting the service life and safety of the building. Therefore, it is particularly important to develop a method for preparing a box culvert anti-seepage concrete material. Summary of the invention

[0003] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a method for preparing a box culvert impermeable concrete material, which effectively solves the problems raised by the background technology.

[0004] To achieve the above object, the present invention provides the following technical solution: a method for preparing a box culvert impermeable concrete material, comprising the following steps:

[0005] Step 1: Prepare materials: and ensure that the materials meet the engineering requirements after quality inspection;

[0006] Step 2: Material Proportion: Accurately measure various raw materials according to the formula ratio;

[0007] Step 3, mixing materials: put cement, fly ash, anti-seepage material and calcium oxide into a concrete mixer for premixing to make them fully and evenly mixed;

[0008] Step 4: Adding aggregate: Next, gradually add the coarse aggregate and fine aggregate into the mixer, add an appropriate amount of water, and stir. During the stirring process, ensure that the aggregate and cement paste are fully mixed to form a uniform concrete mixture.

[0009] Step 5, Adding additives: Add the infiltration crystallization material and flocculant into the mixer according to the proportion, and continue to stir to make them evenly distributed in the concrete mixture;

[0010] Step 6, mixing is completed: stop mixing when the concrete mixture is uniform, free of dry powder and impurities;

[0011] Step 7, quality control: Check the quality of the prepared concrete by conducting slump test, compressive strength test and impermeability test to ensure that it meets the project requirements.

[0012] Preferably, the formula ratio in step 2 specifically includes the following components in parts by weight:

[0013] 300-400 parts of cement, 600-700 parts of coarse aggregate, 400-450 parts of fine aggregate, 50-60 parts of fly ash, 20-30 parts of permeable crystallization material, 150-200 parts of water, 20-30 parts of anti-seepage material, 30-40 parts of flocculant, and 15-20 parts of calcium oxide.

[0014] Preferably, the formula ratio in step 2 specifically includes the following components in parts by weight:

[0015] 350 parts of cement, 650 parts of coarse aggregate, 440 parts of fine aggregate, 55 parts of fly ash, 26 parts of permeable crystallization material, 155 parts of water, 25 parts of anti-seepage material, 37 parts of flocculant, and 17 parts of calcium oxide.

[0016] Preferably, the coarse aggregate is crushed stone.

[0017] The fine aggregate is river sand.

[0018] Preferably, the preparation method of the anti-seepage material is:

[0019] S1, according to the formula ratio, weigh appropriate amounts of bone glue powder, polypropylene fiber, silicon dioxide, silicon carbide, stearic acid and palmitic acid;

[0020] S2, mixing the gelatin powder, silicon dioxide and silicon carbide evenly, and then gradually adding stearic acid and palmitic acid, stirring while adding to ensure even mixing;

[0021] S3, slowly adding polypropylene fibers into the mixture while continuously stirring to prevent the fibers from clumping;

[0022] S4, placing the mixed material into a suitable device for heating treatment, so that the gelatin powder and other ingredients are fully blended to form a uniform mixture.

[0023] Preferably, the formula ratio in S1 includes the following components in parts by weight:

[0024] 10-20 parts of bone glue powder, 15-20 parts of polypropylene fiber, 3-5 parts of silicon dioxide, 1-3 parts of silicon carbide, 5-10 parts of stearic acid, and 5-10 parts of palmitic acid.

[0025] Preferably, the formula ratio in S1 includes the following components in parts by weight:

[0026] 15 parts of bone glue powder, 17 parts of polypropylene fiber, 4 parts of silicon dioxide, 2 parts of silicon carbide, 8 parts of stearic acid, and 6 parts of palmitic acid.

[0027] Compared with the prior art, the present invention has the following beneficial effects:

[0028] The invention combines a variety of materials to optimize the performance of concrete or mortar; cement as a base material, providing strength; coarse and fine aggregates give the structure volume and stability; fly ash and permeable crystalline materials improve impermeability and durability; water as a solvent to make the materials mix evenly; anti-seepage materials and flocculants work together to reduce water penetration and enhance the waterproof performance of the material; calcium oxide helps regulate the hardening process and improve the firmness of the material. Combining these ingredients, the formula not only enhances the mechanical properties of the material, but also improves its durability and waterproof effect, and is particularly suitable for projects that need to maintain structural stability and waterproof for a long time. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0030] The present invention relates to a method for preparing a box culvert impermeable concrete material, comprising the following steps:

[0031] Step 1: Prepare materials: and ensure that the materials meet the engineering requirements after quality inspection;

[0032] Step 2: Material Proportion: Accurately measure various raw materials according to the formula ratio;

[0033] Step 3, mixing materials: put cement, fly ash, anti-seepage material and calcium oxide into a concrete mixer for premixing to make them fully and evenly mixed;

[0034] Step 4: Adding aggregate: Next, gradually add the coarse aggregate and fine aggregate into the mixer, add an appropriate amount of water, and stir. During the stirring process, ensure that the aggregate and cement paste are fully mixed to form a uniform concrete mixture.

[0035] Step 5, Adding additives: Add the infiltration crystallization material and flocculant into the mixer according to the proportion, and continue to stir to make them evenly distributed in the concrete mixture;

[0036] Step 6, mixing is completed: stop mixing when the concrete mixture is uniform, free of dry powder and impurities;

[0037] Step 7, quality control: Check the quality of the prepared concrete by conducting slump test, compressive strength test and impermeability test to ensure that it meets the project requirements.

[0038] The formula ratio in step 2 specifically includes the following components in parts by weight:

[0039] 300-400 parts of cement, 600-700 parts of coarse aggregate, 400-450 parts of fine aggregate, 50-60 parts of fly ash, 20-30 parts of permeable crystallization material, 150-200 parts of water, 20-30 parts of anti-seepage material, 30-40 parts of flocculant, and 15-20 parts of calcium oxide.

[0040] The formula ratio in step 2 specifically includes the following components in parts by weight:

[0041] 350 parts of cement, 650 parts of coarse aggregate, 440 parts of fine aggregate, 55 parts of fly ash, 26 parts of permeable crystallization material, 155 parts of water, 25 parts of anti-seepage material, 37 parts of flocculant, and 17 parts of calcium oxide.

[0042] The coarse aggregate is crushed stone.

[0043] The fine aggregate is river sand.

[0044] The preparation method of the anti-seepage material is:

[0045] S1, according to the formula ratio, weigh appropriate amounts of bone glue powder, polypropylene fiber, silicon dioxide, silicon carbide, stearic acid and palmitic acid;

[0046] S2, mixing the gelatin powder, silicon dioxide and silicon carbide evenly, and then gradually adding stearic acid and palmitic acid, stirring while adding to ensure even mixing;

[0047] S3, slowly adding polypropylene fibers into the mixture while continuously stirring to prevent the fibers from clumping;

[0048] S4, placing the mixed material into a suitable device for heating treatment, so that the gelatin powder and other ingredients are fully blended to form a uniform mixture.

[0049] The formula ratio in S1 includes the following components in parts by weight:

[0050] 10-20 parts of bone glue powder, 15-20 parts of polypropylene fiber, 3-5 parts of silicon dioxide, 1-3 parts of silicon carbide, 5-10 parts of stearic acid, and 5-10 parts of palmitic acid.

[0051] The formula ratio in S1 includes the following components in parts by weight:

[0052] 15 parts of bone glue powder, 17 parts of polypropylene fiber, 4 parts of silicon dioxide, 2 parts of silicon carbide, 8 parts of stearic acid, and 6 parts of palmitic acid.

[0053] Embodiment 1:

[0054] This embodiment relates to a method for preparing a box culvert impermeable concrete material, comprising the following steps:

[0055] Step 1: Prepare materials: and ensure that the materials meet the engineering requirements after quality inspection;

[0056] Step 2: Material Proportion: Accurately measure various raw materials according to the formula ratio;

[0057] Step 3, mixing materials: put cement, fly ash, anti-seepage material and calcium oxide into a concrete mixer for premixing to make them fully and evenly mixed;

[0058] Step 4: Adding aggregate: Next, gradually add the coarse aggregate and fine aggregate into the mixer, add an appropriate amount of water, and stir. During the stirring process, ensure that the aggregate and cement paste are fully mixed to form a uniform concrete mixture.

[0059] Step 5, Adding additives: Add the infiltration crystallization material and flocculant into the mixer according to the proportion, and continue to stir to make them evenly distributed in the concrete mixture;

[0060] Step 6, mixing is completed: stop mixing when the concrete mixture is uniform, free of dry powder and impurities;

[0061] Step 7, quality control: Check the quality of the prepared concrete by conducting slump test, compressive strength test and impermeability test to ensure that it meets the project requirements.

[0062] The formula ratio in step 2 specifically includes the following components in parts by weight:

[0063] 300 parts of cement, 600 parts of coarse aggregate, 400 parts of fine aggregate, 50 parts of fly ash, 20 parts of permeable crystallization material, 150 parts of water, 20 parts of anti-seepage material, 30 parts of flocculant, and 15 parts of calcium oxide.

[0064] The coarse aggregate is crushed stone.

[0065] The fine aggregate is river sand.

[0066] The preparation method of the anti-seepage material is:

[0067] S1, according to the formula ratio, weigh appropriate amounts of bone glue powder, polypropylene fiber, silicon dioxide, silicon carbide, stearic acid and palmitic acid;

[0068] S2, mixing the gelatin powder, silicon dioxide and silicon carbide evenly, and then gradually adding stearic acid and palmitic acid, stirring while adding to ensure even mixing;

[0069] S3, slowly adding polypropylene fibers into the mixture while continuously stirring to prevent the fibers from clumping;

[0070] S4, placing the mixed material into a suitable device for heating treatment, so that the gelatin powder and other ingredients are fully blended to form a uniform mixture.

[0071] The formula ratio in S1 includes the following components in parts by weight:

[0072] 10 parts of bone glue powder, 15 parts of polypropylene fiber, 3 parts of silicon dioxide, 1 part of silicon carbide, 5 parts of stearic acid, and 5 parts of palmitic acid.

[0073] After testing, the slump test meets the use standards, the compressive strength test meets the use standards, and the impermeability test meets the use standards.

[0074] Embodiment 2:

[0075] This embodiment relates to a method for preparing a box culvert impermeable concrete material, comprising the following steps:

[0076] Step 1: Prepare materials: and ensure that the materials meet the engineering requirements after quality inspection;

[0077] Step 2: Material Proportion: Accurately measure various raw materials according to the formula ratio;

[0078] Step 3, mixing materials: put cement, fly ash, anti-seepage material and calcium oxide into a concrete mixer for premixing to make them fully and evenly mixed;

[0079] Step 4: Adding aggregate: Next, gradually add the coarse aggregate and fine aggregate into the mixer, add an appropriate amount of water, and stir. During the stirring process, ensure that the aggregate and cement paste are fully mixed to form a uniform concrete mixture.

[0080] Step 5, Adding additives: Add the infiltration crystallization material and flocculant into the mixer according to the proportion, and continue to stir to make them evenly distributed in the concrete mixture;

[0081] Step 6, mixing is completed: stop mixing when the concrete mixture is uniform, free of dry powder and impurities;

[0082] Step 7, quality control: Check the quality of the prepared concrete by conducting slump test, compressive strength test and impermeability test to ensure that it meets the project requirements.

[0083] The formula ratio in step 2 specifically includes the following components in parts by weight:

[0084] 400 parts of cement, 700 parts of coarse aggregate, 450 parts of fine aggregate, 60 parts of fly ash, 30 parts of permeable crystallization material, 200 parts of water, 30 parts of anti-seepage material, 40 parts of flocculant, and 20 parts of calcium oxide.

[0085] The coarse aggregate is crushed stone.

[0086] The fine aggregate is river sand.

[0087] The preparation method of the anti-seepage material is:

[0088] S1, according to the formula ratio, weigh appropriate amounts of bone glue powder, polypropylene fiber, silicon dioxide, silicon carbide, stearic acid and palmitic acid;

[0089] S2, mixing the gelatin powder, silicon dioxide and silicon carbide evenly, and then gradually adding stearic acid and palmitic acid, stirring while adding to ensure even mixing;

[0090] S3, slowly adding polypropylene fibers into the mixture while continuously stirring to prevent the fibers from clumping;

[0091] S4, placing the mixed material into a suitable device for heating treatment, so that the gelatin powder and other ingredients are fully blended to form a uniform mixture.

[0092] The formula ratio in S1 includes the following components in parts by weight:

[0093] 20 parts of bone glue powder, 20 parts of polypropylene fiber, 5 parts of silicon dioxide, 3 parts of silicon carbide, 10 parts of stearic acid, and 10 parts of palmitic acid.

[0094] After testing, the slump test meets the use standards, the compressive strength test meets the use standards, and the impermeability test meets the use standards.

[0095] Embodiment 3:

[0096] This embodiment relates to a method for preparing a box culvert impermeable concrete material, comprising the following steps:

[0097] Step 1: Prepare materials: and ensure that the materials meet the engineering requirements after quality inspection;

[0098] Step 2: Material Proportion: Accurately measure various raw materials according to the formula ratio;

[0099] Step 3, mixing materials: put cement, fly ash, anti-seepage material and calcium oxide into a concrete mixer for premixing to make them fully and evenly mixed;

[0100] Step 4: Adding aggregate: Next, gradually add the coarse aggregate and fine aggregate into the mixer, add an appropriate amount of water, and stir. During the stirring process, ensure that the aggregate and cement paste are fully mixed to form a uniform concrete mixture.

[0101] Step 5, Adding additives: Add the infiltration crystallization material and flocculant into the mixer according to the proportion, and continue to stir to make them evenly distributed in the concrete mixture;

[0102] Step 6, mixing is completed: stop mixing when the concrete mixture is uniform, free of dry powder and impurities;

[0103] Step 7, quality control: Check the quality of the prepared concrete by conducting slump test, compressive strength test and impermeability test to ensure that it meets the project requirements.

[0104] The formula ratio in step 2 specifically includes the following components in parts by weight:

[0105] 350 parts of cement, 650 parts of coarse aggregate, 440 parts of fine aggregate, 55 parts of fly ash, 26 parts of permeable crystallization material, 155 parts of water, 25 parts of anti-seepage material, 37 parts of flocculant, and 17 parts of calcium oxide.

[0106] The coarse aggregate is crushed stone.

[0107] The fine aggregate is river sand.

[0108] The preparation method of the anti-seepage material is:

[0109] S1, according to the formula ratio, weigh appropriate amounts of bone glue powder, polypropylene fiber, silicon dioxide, silicon carbide, stearic acid and palmitic acid;

[0110] S2, mixing the gelatin powder, silicon dioxide and silicon carbide evenly, and then gradually adding stearic acid and palmitic acid, stirring while adding to ensure even mixing;

[0111] S3, slowly adding polypropylene fibers into the mixture while continuously stirring to prevent the fibers from clumping;

[0112] S4, placing the mixed material into a suitable device for heating treatment, so that the gelatin powder and other ingredients are fully blended to form a uniform mixture.

[0113] The formula ratio in S1 includes the following components in parts by weight:

[0114] 15 parts of bone glue powder, 17 parts of polypropylene fiber, 4 parts of silicon dioxide, 2 parts of silicon carbide, 8 parts of stearic acid, and 6 parts of palmitic acid.

[0115] After testing, the slump test meets the use standards, the compressive strength test meets the use standards, and the impermeability test meets the use standards.

[0116] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0117] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A method for preparing a box culvert impermeable concrete material, characterized in that: The following steps are involved: Step 1: Prepare materials: and ensure that the materials meet the engineering requirements after quality inspection; Step 2: Material Proportion: Accurately measure various raw materials according to the formula ratio; Step 3, mixing materials: put cement, fly ash, anti-seepage material and calcium oxide into a concrete mixer for premixing to make them fully and evenly mixed; Step 4: Adding aggregate: Next, gradually add the coarse aggregate and fine aggregate into the mixer, add an appropriate amount of water, and stir. During the stirring process, ensure that the aggregate and cement paste are fully mixed to form a uniform concrete mixture. Step 5, Adding additives: Add the infiltration crystallization material and flocculant into the mixer according to the proportion, and continue to stir to make them evenly distributed in the concrete mixture; Step 6, mixing is completed: stop mixing when the concrete mixture is uniform, free of dry powder and impurities; Step 7, quality control: Check the quality of the prepared concrete by conducting slump test, compressive strength test and impermeability test to ensure that it meets the project requirements.

2. The method for preparing a box culvert impermeable concrete material according to claim 1, characterized in that: The formula ratio in step 2 specifically includes the following components by weight: 300-400 parts of cement, 600-700 parts of coarse aggregate, 400-450 parts of fine aggregate, 50-60 parts of fly ash, 20-30 parts of permeable crystallization material, 150-200 parts of water, 20-30 parts of anti-seepage material, 30-40 parts of flocculant, and 15-20 parts of calcium oxide.

3. The method for preparing a box culvert impermeable concrete material according to claim 2, characterized in that: The formula ratio in step 2 specifically includes the following components by weight: 350 parts of cement, 650 parts of coarse aggregate, 440 parts of fine aggregate, 55 parts of fly ash, 26 parts of permeable crystallization material, 155 parts of water, 25 parts of anti-seepage material, 37 parts of flocculant, and 17 parts of calcium oxide.

4. The method for preparing a box culvert impermeable concrete material according to claim 2, characterized in that: The coarse aggregate is crushed stone.

5. The method for preparing a box culvert impermeable concrete material according to claim 2, characterized in that: The fine aggregate is river sand.

6. The method for preparing a box culvert impermeable concrete material according to claim 3, characterized in that: The preparation method of the anti-seepage material is: S1, according to the formula ratio, weigh appropriate amounts of bone glue powder, polypropylene fiber, silicon dioxide, silicon carbide, stearic acid and palmitic acid; S2, mixing the gelatin powder, silicon dioxide and silicon carbide evenly, and then gradually adding stearic acid and palmitic acid, stirring while adding to ensure even mixing; S3, slowly adding polypropylene fibers into the mixture while continuously stirring to prevent the fibers from clumping; S4, placing the mixed material into a suitable device for heating treatment, so that the gelatin powder and other ingredients are fully blended to form a uniform mixture.

7. The method for preparing a box culvert impermeable concrete material according to claim 6, characterized in that: The formula ratio in S1 includes the following components in parts by weight: 10-20 parts of bone glue powder, 15-20 parts of polypropylene fiber, 3-5 parts of silicon dioxide, 1-3 parts of silicon carbide, 5-10 parts of stearic acid, and 5-10 parts of palmitic acid.

8. The method for preparing a box culvert impermeable concrete material according to claim 7, characterized in that: The formula ratio in S1 includes the following components in parts by weight: 15 parts of bone glue powder, 17 parts of polypropylene fiber, 4 parts of silicon dioxide, 2 parts of silicon carbide, 8 parts of stearic acid, and 6 parts of palmitic acid.