CN112497485A - Anti-cracking cement raw material mixing proportion and mixing equipment thereof - Google Patents
Anti-cracking cement raw material mixing proportion and mixing equipment thereof Download PDFInfo
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- CN112497485A CN112497485A CN202011346372.1A CN202011346372A CN112497485A CN 112497485 A CN112497485 A CN 112497485A CN 202011346372 A CN202011346372 A CN 202011346372A CN 112497485 A CN112497485 A CN 112497485A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/003—Methods for mixing
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Abstract
The invention relates to the technical field of mixing machines, and discloses anti-cracking cement raw material mixing equipment which comprises a mixing barrel, wherein a top seat is fixedly installed at the top end of the mixing barrel, a case is fixedly installed at the top end of the mixing barrel, a hand wheel is movably installed at the top end of the top seat, a rotating shaft is fixedly installed in the hand wheel, a feed inlet is fixedly installed at the top end of the top seat, an air vent is formed in the top seat, a bottom column is fixedly installed at the bottom end of the mixing barrel, a vent pipe is fixedly installed at the bottom end of the bottom column, a discharge pipe is fixed at the bottom end of the bottom column, a rotating rod is fixedly installed at the bottom end of the rotating shaft, a baffle is fixedly installed at the first section. This equipment is carrying out preliminary row material back with the inside material of equipment, can utilize atmospheric pressure, carries out secondary or cubic to inside remaining material and clears away, discharges remaining material as far as.
Description
Technical Field
The invention relates to the technical field of mixers, in particular to a mixing proportion of raw materials of anti-cracking cement and mixing equipment thereof.
Background
The mixer is a mechanical device for uniformly mixing two or more materials by using mechanical force, gravity and the like. During the mixing process, the material contact surface area can be increased to promote chemical reaction; but also to accelerate physical changes. But when the production of carrying out cement mixes, because the ratio reason for the raw materials can not be wasted, will avoid causing because the reduction of material quantity causes the circumstances of ratio unbalance to produce, but most mixing apparatus when carrying out the ejection of compact, the material can bond inside mixing the machine, causes the loss of material, finally leads to the ratio unbalance, and the product is inefficacious.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides equipment for mixing raw materials of anti-cracking cement, which has the advantage of completely discharging residual materials and solves the problem of incomplete material discharge.
(II) technical scheme
In order to achieve the aim of completely discharging the residual materials, the invention provides the following technical scheme: the anti-cracking cement raw material mixing device comprises a mixing barrel, wherein a top seat is fixedly installed at the top end of the mixing barrel, a machine case is fixedly installed at the top end of the mixing barrel, a hand wheel is movably installed at the top end of the top seat, a rotating shaft is fixedly installed inside the hand wheel, a feed inlet is fixedly installed at the top end of the top seat, an air vent is formed in the top seat, a bottom column is fixedly installed at the bottom end of the mixing barrel, a vent pipe is fixedly installed at the bottom end of the bottom column, a discharge pipe is fixedly installed at the bottom end of the bottom column, a rotating rod is fixedly installed at the bottom end of the rotating shaft, a baffle is fixedly installed at the first section, away from the rotating shaft, of the rotating rod, a fixed seat is installed at the bottom end of the top seat, a switch valve is fixedly, the improved air valve is characterized in that an air vent seat is fixedly mounted at the top end of the separation plate, lower air valves are fixedly mounted at the bottom ends of the two ends of the air vent seat, an upper air valve is fixedly mounted at the top end of the air vent seat, a lower support is fixedly mounted in the lower air valve, a lower piston is movably mounted at the bottom end of the lower air valve, a lower rod is fixedly mounted at the top end of the lower piston, a lower spring is fixedly mounted between the lower rod and the lower piston, an upper piston is movably mounted at the top end of the upper air valve, an upper rod is fixedly mounted at the bottom end of the upper piston, an upper support is fixedly mounted in the upper air valve, and.
Preferably, the case is fixedly installed inside the rotating shaft, a sliding groove is formed inside the fixing seat, the baffle is movably installed inside the sliding groove, and the sealing and ventilation switch is achieved through the baffle.
Preferably, the breather pipe top is the inclined plane, and the low right side height in left side, and the left end and the discharging pipe on inclined plane are connected, are that the material in the blending tank can flow down smoothly.
Preferably, the upper piston and the lower piston are wide at the top and narrow at the bottom, sealing rings are fixedly mounted between the upper piston and the upper air valve and between the lower piston and the lower air valve, the upper piston is responsible for air outlet, the lower piston is responsible for air inlet, and the material cannot enter the air pipe from the air inlet because the air inlet of the lower air valve is downward.
The anti-cracking cement raw material mixing proportion is provided based on anti-cracking cement raw material mixing equipment, and the anti-cracking cement raw material mixing proportion comprises the following steps:
1) mixing 10-30 parts of carbide slag, 10-30 parts of gypsum, 5-15 parts of fine sand, 5-10 parts of slag, 10-30 parts of ash, 12-15 parts of manganese slag, 15-20 parts of fly ash, 4-5 parts of quartz sand and 2-4 parts of aluminate, crushing, and calcining at the temperature of 900 ℃ to obtain dry powder for later use;
2) putting 1-2 parts of soluble carbonate, 0.2-0.4 part of citric acid, 2-4 parts of gangue, 1-2 parts of sodium carbonate, 0.1-0.3 part of sodium hydroxide, 0.1-0.2 part of triethanolamine, 0.1-0.2 part of aluminum hydroxide, 0.2-0.4 part of ferric hydroxide, 0.2-0.5 part of organic water repellent, 0.5-1 part of naphthalene-series high-efficiency water reducing agent, 0.2-0.5 part of sodium dodecyl sulfate, 1-2 parts of talcum powder, 0.3-0.7 part of cellulose, 0.5-0.8 part of water reducing agent and 3-5 parts of desulfurized gypsum into a mixer, adding water for mixing, wherein the rotating speed of the mixer is 1300-1800 rpm and the mixing time is 4-8 minutes to obtain a master batch;
3) adding 50-80 parts of Portland cement clinker into the dry powder obtained in the step 1), mixing and putting into a mixer, adding the master batch obtained in the step 3) into the mixer, wherein the rotating speed of the mixer is 2400-;
4) and (3) feeding the mixed slurry into a dryer, heating to 60-80 ℃ for drying, and grinding after drying to obtain the anti-cracking cement.
Preferably, the drying manner in the step 4) is spray drying or oven drying.
Preferably, the mesh number of the quartz sand is 50-100 meshes, and the fine sand is continuous graded fine sand between 15-50 meshes.
(III) advantageous effects
Compared with the prior art, the invention provides anti-cracking cement raw material mixing equipment, which has the following beneficial effects:
the anti-cracking cement raw material mixing equipment is characterized in that during discharging, a hand wheel is rotated to move a baffle plate away from the bottom side of a vent hole, so that the vent hole can normally ventilate, the discharge of materials from a discharge pipe is facilitated, after the materials are smoothly discharged from the discharge pipe, a hydraulic valve is connected to a mounting seat, the hydraulic valve is used for jacking a sealing plug, air in the vent pipe is extruded by the sealing plug and is discharged from the interior of an upper air valve, when the sealing plug is moved to the topmost end, the hand wheel is rotated reversely, so that the vent hole is closed again, a switching valve and a feed inlet are closed, a closed space is formed in a mixing barrel, the hydraulic valve is used for downwards moving, the air pressure in a steam pipe is reduced, the air in the mixing barrel enters the vent pipe through a lower air valve, meanwhile, because the vent hole of the lower air valve is downward, the materials cannot enter the vent pipe through the lower air valve, avoided the material to plug up the breather pipe, when the sealing plug reachd the lower extreme, the inside atmospheric pressure of blending drum is less than outside atmospheric pressure, and rotatory hand wheel is opened the air vent, and the air enters into the blending drum in from the air vent, utilizes atmospheric pressure to reject the inside adnexed residual material of blending drum totally, makes the ratio loss influence of material reduce to the minimum, and can not influence subsequent material and mix.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a top mount according to the present invention;
FIG. 3 is a cross-sectional view of a base pillar according to the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention.
In the figure: 1. a mixing barrel; 2. a top seat; 3. a chassis; 4. a hand wheel; 5. a rotating shaft; 6. a feed inlet; 7. a vent hole; 8. a bottom pillar; 9. a breather pipe; 10. a discharge pipe; 11. a rotating rod; 12. a baffle plate; 13. a fixed seat; 14. an on-off valve; 15. a sealing plug; 16. a mounting seat; 17. a partition plate; 18. a ventilation seat; 19. a lower air valve; 20. an air feeding valve; 21. a lower bracket; 22. a lower piston; 23. a lower rod; 24. a lower spring; 25. an upper piston; 26. a rod is arranged; 27. an upper bracket; 28. and (4) spring loading.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the anti-cracking cement raw material mixing device comprises a mixing barrel 1, wherein a top seat 2 is fixedly installed at the top end of the mixing barrel 1, a case 3 is fixedly installed at the top end of the mixing barrel 1, a hand wheel 4 is movably installed at the top end of the top seat 2, a rotating shaft 5 is fixedly installed inside the hand wheel 4, a feeding hole 6 is fixedly installed at the top end of the top seat 2, an air vent 7 is formed inside the top seat 2, a bottom column 8 is fixedly installed at the bottom end of the mixing barrel 1, a vent pipe 9 is fixedly installed at the bottom end of the bottom column 8, a discharging pipe 10 is fixed at the bottom end of the bottom column 8, the top end of the vent pipe 9 is an inclined surface, the left side of the inclined surface is;
referring to fig. 2, a rotating rod 11 is fixedly installed at the bottom end of a rotating shaft 5, a baffle plate 12 is fixedly installed at a first section of the rotating rod 11, which is far away from the rotating shaft 5, a fixed seat 13 is fixedly installed at the bottom of a top seat 2, a case 3 is fixedly installed inside the rotating shaft 5, a sliding groove is formed inside the fixed seat 13, the baffle plate 12 is movably installed inside the sliding groove, and the sealing and ventilation switch functions are achieved through the baffle plate 12;
referring to fig. 3 and 4, a switch valve 14 is fixedly installed at the bottom end of the discharge pipe 10, a sealing plug 15 is movably installed inside the vent pipe 9, an installation seat 16 is fixedly installed at the bottom end of the piston, a partition plate 17 is fixedly installed at the top end of the vent pipe 9, an air vent seat 18 is fixedly installed at the top end of the partition plate 17, lower air valves 19 are fixedly installed at the bottom ends of the two ends of the air vent seat 18, an upper air valve 20 is fixedly installed at the top end of the air vent seat 18, a lower support 21 is fixedly installed inside the lower air valve 19, a lower piston 22 is movably installed at the bottom end of the lower air valve 19, a lower rod 23 is fixedly installed at the top end of the lower piston 22, a lower spring 24 is fixedly installed between the lower rod 23 and the lower piston 22, an upper piston 25 is movably installed at the top end of the upper air valve 20, the upper piston 25 and the lower piston 22 are both wide at the top and, the lower piston 22 is responsible for air intake, materials cannot enter the air pipe 9 from the air port due to the fact that the air port of the lower air valve 19 faces downwards, the bottom end of the upper piston 25 is fixedly provided with an upper rod 26, the inner portion of the upper air valve 20 is fixedly provided with an upper support 27, and an upper spring 28 is fixedly arranged between the upper support 27 and the upper rod 26.
The anti-cracking cement raw material mixing proportion is provided based on anti-cracking cement raw material mixing equipment, and the anti-cracking cement raw material mixing proportion comprises the following steps:
1) mixing 10-30 parts of carbide slag, 10-30 parts of gypsum, 5-15 parts of fine sand, 5-10 parts of slag, 10-30 parts of ash, 12-15 parts of manganese slag, 15-20 parts of fly ash, 4-5 parts of quartz sand and 2-4 parts of aluminate, crushing, and calcining at the temperature of 900 ℃ to obtain dry powder for later use;
2) putting 1-2 parts of soluble carbonate, 0.2-0.4 part of citric acid, 2-4 parts of gangue, 1-2 parts of sodium carbonate, 0.1-0.3 part of sodium hydroxide, 0.1-0.2 part of triethanolamine, 0.1-0.2 part of aluminum hydroxide, 0.2-0.4 part of ferric hydroxide, 0.2-0.5 part of organic water repellent, 0.5-1 part of naphthalene-series high-efficiency water reducing agent, 0.2-0.5 part of sodium dodecyl sulfate, 1-2 parts of talcum powder, 0.3-0.7 part of cellulose, 0.5-0.8 part of water reducing agent and 3-5 parts of desulfurized gypsum into a mixer, adding water for mixing, wherein the rotating speed of the mixer is 1300-1800 rpm and the mixing time is 4-8 minutes to obtain a master batch;
3) adding 50-80 parts of Portland cement clinker into the dry powder obtained in the step 1), mixing and putting into a mixer, adding the master batch obtained in the step 3) into the mixer, wherein the rotating speed of the mixer is 2400-;
4) and (3) feeding the mixed slurry into a dryer, heating to 60-80 ℃ for drying, and grinding after drying to obtain the anti-cracking cement.
The drying mode in the step 4) is spray drying or oven drying, the mesh number of the quartz sand is 50-100 meshes, and the fine sand is continuous graded fine sand between 15-50 meshes.
The working principle is that after materials are mixed, the materials are discharged, the hand wheel 4 is rotated, the baffle plate 12 is moved away from the bottom side of the vent hole 7, the vent hole 7 can be vented normally, the same internal and external air pressure is ensured, the materials are discharged from the discharge pipe 10, the switch valve 14 is opened, the materials are discharged from the discharge pipe 10, after the materials are discharged from the discharge pipe 10 smoothly, a hydraulic valve is taken out and connected onto the mounting seat 16, the hydraulic valve is utilized to jack up the sealing plug 15, the air in the vent pipe 9 is extruded by the sealing plug 15 and is discharged from the interior of the upper air valve 20, when the sealing plug 15 is moved to the topmost end, the hand wheel 4 is rotated reversely, the vent hole 7 is closed again, the switch valve 14 and the feed port 6 are closed, a closed space is formed in the mixing barrel 1, the hydraulic valve is used to move the sealing plug 15 downwards, the air pressure in the vent pipe is reduced, the air in the mixing barrel 1 enters the vent, meanwhile, because the vent hole of the lower air valve 19 faces downwards, materials cannot enter the vent pipe 9 through the lower air valve 19 due to gravity, the situation that the vent pipe 9 is blocked by the materials is avoided, when the sealing plug 15 reaches the lowest end, the air pressure inside the mixing barrel 1 is lower than the external air pressure, the vent hole 7 is opened by rotating the hand wheel 4, the air enters the mixing barrel 1 from the vent hole 7, the residual materials attached to the inside of the mixing barrel 1 are completely removed by the air pressure, and the switch valve 14 is opened to discharge the participated materials along with the gravity.
To sum up, in the anti-cracking cement raw material mixing equipment, during discharging, the hand wheel 4 is rotated to move the baffle plate 12 away from the bottom side of the vent hole 7, so that the vent hole 7 can be normally ventilated, the materials can be conveniently discharged from the discharging pipe 10, after the materials are smoothly discharged from the discharging pipe 10, a hydraulic valve is taken to be connected to the mounting seat 16, the hydraulic valve is used for jacking the sealing plug 15, air in the vent pipe 9 is extruded by the sealing plug 15 and is discharged from the inner part of the upper air valve 20, when the sealing plug 15 is moved to the topmost end, the hand wheel 4 is rotated reversely, so that the vent hole 7 is closed again, the switch valve 14 and the feed inlet 6 are closed, a closed space is formed in the mixing barrel 1, the hydraulic valve is used for downwards moving the sealing plug 15, the air pressure in the vent pipe is reduced, the air in the mixing barrel 1 enters the vent pipe 9 through the lower air valve 19, and meanwhile, the vent hole of, the material can't enter into the breather pipe 9 through the air valve 19 down because of gravity reason, avoided the material to stop up the breather pipe 9, when the sealing plug 15 reachd the lower extreme, 1 inside atmospheric pressure of blending tank is less than outside atmospheric pressure, rotatory hand wheel 4 is opened air vent 7, the air enters into in the blending tank 1 from the air vent 7, utilize atmospheric pressure to reject totally with 1 inside adnexed residual material of blending tank, make the ratio loss influence of material reduce to the minimum, and can not influence subsequent material mixing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an each raw materials mixing apparatus of anti fracture cement, includes mixing bucket (1), its characterized in that: the top end of the mixing barrel (1) is fixedly provided with a top seat (2), the top end of the mixing barrel (1) is fixedly provided with a case (3), the top end of the top seat (2) is movably provided with a hand wheel (4), a rotating shaft (5) is fixedly arranged inside the hand wheel (4), the top end of the top seat (2) is fixedly provided with a feed inlet (6), the top seat (2) is internally provided with an air vent (7), the bottom end of the mixing barrel (1) is fixedly provided with a bottom pillar (8), the bottom end of the bottom pillar (8) is fixedly provided with an air vent pipe (9), and the bottom end of the bottom pillar (8) is fixedly provided with a;
a rotating rod (11) is fixedly installed at the bottom end of the rotating shaft (5), a baffle (12) is fixedly installed at a first section, far away from the rotating shaft (5), of the rotating rod (11), and a fixed seat (13) is fixedly installed at the bottom of the top seat (2);
the automatic discharging device is characterized in that a switch valve (14) is fixedly mounted at the bottom end of the discharging pipe (10), a sealing plug (15) is mounted inside the ventilating pipe (9), a mounting seat (16) is fixedly mounted at the bottom end of the piston, a partition plate (17) is fixedly mounted at the top end of the ventilating pipe (9), a ventilating seat (18) is fixedly mounted at the top end of the partition plate (17), a lower air valve (19) is fixedly mounted at the bottom ends of the ventilating seat (18), an upper air valve (20) is fixedly mounted at the top end of the ventilating seat (18), a lower support (21) is fixedly mounted inside the lower air valve (19), a lower piston (22) is movably mounted at the bottom end of the lower air valve (19), a lower rod (23) is fixedly mounted at the top end of the lower piston (22), a lower spring (24) is fixedly mounted between the lower rod (23) and the lower piston (, an upper rod (26) is fixedly mounted at the bottom end of the upper piston (25), an upper support (27) is fixedly mounted inside the upper air valve (20), and an upper spring (28) is fixedly mounted between the upper support (27) and the upper rod (26).
2. The anti-cracking cement raw material mixing device according to claim 1, characterized in that: the machine case (3) is fixedly installed inside the rotating shaft (5), a sliding groove is formed in the fixing seat (13), and the baffle (12) is movably installed inside the sliding groove.
3. The anti-cracking cement raw material mixing device according to claim 1, characterized in that: the top end of the vent pipe (9) is an inclined plane, the left side of the vent pipe is low, and the right side of the vent pipe is high, and the left end of the inclined plane is connected with the discharge pipe (10).
4. The anti-cracking cement raw material mixing device according to claim 1, characterized in that: the upper piston (25) and the lower piston (22) are wide at the top and narrow at the bottom, and sealing rings are fixedly arranged between the upper piston (25) and the upper air valve (20) and between the lower piston (22) and the lower air valve (19).
5. The cracking-resistant cement raw material mixing equipment provided by the claim 1 has the advantages that: the method comprises the following steps:
1) mixing 10-30 parts of carbide slag, 10-30 parts of gypsum, 5-15 parts of fine sand, 5-10 parts of slag, 10-30 parts of ash, 12-15 parts of manganese slag, 15-20 parts of fly ash, 4-5 parts of quartz sand and 2-4 parts of aluminate, crushing, and calcining at the temperature of 900 ℃ to obtain dry powder for later use;
2) putting 1-2 parts of soluble carbonate, 0.2-0.4 part of citric acid, 2-4 parts of gangue, 1-2 parts of sodium carbonate, 0.1-0.3 part of sodium hydroxide, 0.1-0.2 part of triethanolamine, 0.1-0.2 part of aluminum hydroxide, 0.2-0.4 part of ferric hydroxide, 0.2-0.5 part of organic water repellent, 0.5-1 part of naphthalene-series high-efficiency water reducing agent, 0.2-0.5 part of sodium dodecyl sulfate, 1-2 parts of talcum powder, 0.3-0.7 part of cellulose, 0.5-0.8 part of water reducing agent and 3-5 parts of desulfurized gypsum into a mixer, adding water for mixing, wherein the rotating speed of the mixer is 1300-1800 rpm and the mixing time is 4-8 minutes to obtain a master batch;
3) adding 50-80 parts of Portland cement clinker into the dry powder obtained in the step 1), mixing and putting into a mixer, adding the master batch obtained in the step 3) into the mixer, wherein the rotating speed of the mixer is 2400-;
4) and (3) feeding the mixed slurry into a dryer, heating to 60-80 ℃ for drying, and grinding after drying to obtain the anti-cracking cement.
6. The anti-cracking cement according to claim 5, wherein the mixing ratio of the raw materials is as follows: the drying mode in the step 4) is spray drying or oven drying.
7. The anti-cracking cement according to claim 5, wherein the mixing ratio of the raw materials is as follows: the mesh number of the quartz sand is 50-100 meshes, and the fine sand is continuous graded fine sand between 15-50 meshes.
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| CN202011346372.1A CN112497485B (en) | 2020-11-26 | 2020-11-26 | Anti-cracking cement raw material mixing proportion and mixing equipment thereof |
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| CN114211606A (en) * | 2021-11-26 | 2022-03-22 | 安徽马钢矿业资源集团南山矿业有限公司 | Integrated steam aerated concrete production equipment and aerated concrete manufacturing process |
| CN117359789A (en) * | 2023-12-07 | 2024-01-09 | 鄂尔多斯市绎源石油工程技术服务有限公司 | Preparation equipment and process of low-density oil well cement reinforced material |
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| CN112497485B (en) | 2021-10-26 |
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