CN113461371A - Anti-freezing concrete and production equipment thereof - Google Patents
Anti-freezing concrete and production equipment thereof Download PDFInfo
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- CN113461371A CN113461371A CN202110832141.XA CN202110832141A CN113461371A CN 113461371 A CN113461371 A CN 113461371A CN 202110832141 A CN202110832141 A CN 202110832141A CN 113461371 A CN113461371 A CN 113461371A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
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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
- B28C5/006—Methods for mixing involving mechanical aspects
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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
- B28C5/0887—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 provided with sieves or filters
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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
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
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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
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/14—Supply means incorporated in, or mounted on, mixers
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/29—Frost-thaw resistance
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- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses an antifreezing concrete and production equipment thereof, and relates to the technical field of building materials, wherein the antifreezing concrete comprises the following components in parts by weight: the concrete comprises, by weight, 120 parts of river sand 100, 10-20 parts of silica fume, 10-20 parts of heavy calcium powder, 10-20 parts of slag, 30-40 parts of cement, 20-30 parts of water, 5-6 parts of water reducing agent, 8-10 parts of nitrite, 20-30 parts of isobutyl triethoxy silicon, 10-20 parts of hexanediol solution, 20-30 parts of starch and 300 parts of coarse aggregate 240, and the raw materials for producing the anti-freezing concrete comprise the river sand, the silica fume, the heavy calcium powder, the slag, the cement, the water reducing agent, the nitrite, the isobutyl triethoxy silicon, the hexanediol solution, the starch and the coarse aggregate.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to anti-freezing concrete and production equipment thereof.
Background
Concrete, referred to as "concrete" for short, is a generic term for engineering composites where aggregates are cemented together by cementitious materials. The term concrete generally refers to cement as a cementing material and sand and stone as aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (which may contain additives and admixtures) according to a certain proportion and stirring, and is widely applied to civil engineering.
Concrete materials have been developed for many years and have excellent mechanical properties, such as excellent compression and stretch bending resistance, but the existing concrete still has a great defect in weather resistance, that is, the performance of the concrete is reduced under severe environmental conditions, especially freezing resistance. In a severe cold environment, the mechanical property of the concrete is extremely obviously reduced, so that the application of the concrete is greatly limited, a screening structure is not designed during the production of the concrete, massive materials enter a stirring tank and easily influence the stirring production, and simultaneously, the pipeline of the tank truck is easily blocked after the agglomerated materials enter the tank truck.
An antifreeze concrete and a production apparatus thereof are thus proposed to solve the above problems.
Disclosure of Invention
The invention aims to provide antifreezing concrete and production equipment thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the antifreezing concrete consists of the following components in parts by weight: 120 parts of river sand 100, 10-20 parts of silica fume, 10-20 parts of heavy calcium powder, 10-20 parts of slag, 30-40 parts of cement, 20-30 parts of water, 5-6 parts of water reducing agent, 8-10 parts of nitrite, 20-30 parts of isobutyl triethoxy silicon, 10-20 parts of hexanediol solution, 20-30 parts of starch and 300 parts of coarse aggregate 240.
A production method of anti-freezing concrete comprises the following steps:
step one, preparing materials according to 100-portion river sand, 120-portion silica fume, 10-20-portion calcium carbonate powder, 10-20-portion slag, 30-40-portion cement, 20-30-portion water, 5-6-portion water reducing agent, 8-10-portion nitrite, 20-30-portion isobutyl triethoxy silicon, 10-20-portion hexanediol solution, 20-30-portion starch and 300-portion coarse aggregate;
secondly, adding river sand, silica fume, coarse calcium carbonate powder, slag, cement, a water reducing agent, nitrite, isobutyl triethoxy silicon, a hexanediol solution, starch and a coarse aggregate into a screening device in sequence for screening treatment, and feeding the screened materials into a stirring tank through a feeding structure to stir for 150-second 200 s;
and step three, adding water into the stirring tank, and continuously stirring for 350-420 seconds to obtain the product.
A production device of anti-freezing concrete comprises a stirring tank and a feeding structure, wherein a first driving motor is fixedly installed in a mounting hole in the top of the stirring tank, the output end of the first driving motor penetrates through a support plate and then is fixedly connected with a stirring shaft, the outer wall of the stirring shaft is uniformly and fixedly connected with a stirring plate along the circumferential direction, the stirring plate is uniformly and fixedly connected with a first inclined plate and a second inclined plate, the inclination directions of the first inclined plate and the second inclined plate are opposite, the outer end of the stirring plate is fixedly connected with a scraping plate, the scraping plate is in fit sliding connection with the inside of the stirring tank, the bottom of the stirring tank is fixedly connected with a first discharging pipe, and a control valve is fixedly installed on the first discharging pipe;
the right end of the top of the stirring tank is provided with a feeding structure for feeding materials, the feeding structure comprises a feeding cylinder, a second blanking pipe, a first mounting frame, a second driving motor, a third blanking pipe, an inserting sleeve, a fixing bolt, an inserting block, a cover plate, a hollow rotating shaft, a hexagonal inserting rod and a packing auger, the third blanking pipe is fixedly connected to the top of the left end of the feeding cylinder, the first mounting frame is fixedly connected to the left end of the feeding cylinder, the second driving motor is fixedly connected to the first mounting frame, the hexagonal inserting rod is fixedly connected to the output end of the second driving motor, the inserting sleeve is uniformly and fixedly connected to the right end of the feeding cylinder, the inserting block is inserted in the inserting sleeve, the inserting sleeve and the inserting block are both in threaded connection with the fixing bolt through threaded holes, the cover plate is fixedly connected to the right end of the inserting block, and the hollow rotating shaft is fixedly connected to the middle end of the cover plate, the hollow rotating shaft is in fit sliding connection with the hexagonal inserted bar through a polygonal hole, the inner end of the hollow rotating shaft is fixedly connected with a packing auger for driving materials to move, and the bottom of the right end of the feeding barrel is fixedly connected with a second discharging pipe;
the screening structure comprises a screening box, a U-shaped blanking groove, a filter plate, an outer cover, a letter-returning frame, a push plate, a discharge hole, a lug, a third driving motor, a rotating rod, a thread groove, an L-shaped movable plate, a second mounting frame, a support block, a first bevel gear and a second bevel gear, wherein the support block is fixedly connected to the inner wall of the screening box, the filter plate for filtering is placed at the top of the support block, the outer wall of the filter plate is in fit sliding connection with the inner wall of the screening box, the discharge hole is fixedly connected to the top of the filter plate of the screening box, the letter-returning frame for pushing waste materials to be discharged is in fit sliding connection with the discharge hole, the push plate for pushing the materials to move is uniformly and fixedly connected between the inner walls of the letter-returning frame, the lug is fixedly connected to the outer wall of the letter-returning frame, and the L-shaped movable plate is fixedly connected to the outer end of the lug, the utility model discloses a screening case, including screening case, connecting block fixedly connected with dustcoat, the bearing rotation of bearing that the rear side wall and the right side wall of screening case pass through fixed connection has the dwang, the thread groove has been seted up to the dwang, the dwang has L shape fly leaf through thread groove threaded connection, the first bevel gear of right-hand member fixedly connected with of thread groove, the top fixedly connected with third driving motor of second mounting bracket, third driving motor's output end fixedly connected with second bevel gear, second bevel gear is connected with first bevel gear meshing, silo under the outer end fixedly connected with U-shaped of discharge opening is distinguished and admirable to the left side wall of screening case.
Still further, the second swash plate is disposed between the first swash plates.
Furthermore, the upper charging barrel is fixedly connected with the output end of the second driving motor through a bearing which is fixedly connected with the output end of the second driving motor.
Furthermore, the second blanking pipe is arranged right above the stirring tank.
Furthermore, the bottom conical part of the screening box is fixedly connected with the top of the third blanking pipe.
The invention has the beneficial effects that:
when the invention is used for screening, materials are poured into a screening box with a screening structure, the materials are screened by a filter plate, large materials are prevented from entering a stirring tank, normal stirring production is ensured, simultaneously, caked materials are prevented from entering the tank car, then a third driving motor drives a second bevel gear to rotate forwards for three circles and then reversely for three circles, the second bevel gear drives a first bevel gear to rotate forwards for three circles and then reversely for three circles, the first bevel gear drives a rotating rod to rotate forwards for three circles and then reversely for three circles, the rotating rod drives an L-shaped movable plate to move back and forth through a thread groove, the L-shaped movable plate drives a frame which is shaped like a Chinese character 'hui' to move back and forth through a lug, the frame which is shaped like a Chinese character 'hui's shape drives a push plate to move back and forth, the push plate pushes the materials in the screening box to move back and forth, the contact frequency of the materials and the filter plate is improved, the screening of the filter plate is beneficial to carry out screening, the L-shaped movable plate is pushed to move to the leftmost end through the thread groove after the screening is finished, the L-shaped movable plate drives the square frame to move to the leftmost end through the bump, the square frame pushes large materials which do not pass through the filter plate to move into the discharge hole and be discharged from the U-shaped blanking groove, and the large materials are conveniently discharged from the screening box;
according to the invention, the plug bush and the plug block are fixedly connected through the fixing bolt of the feeding structure, so that the cover plate is convenient to assemble and disassemble, the hollow rotating shaft is convenient to install on the hexagonal plug rod, the cover plate is convenient to drive the hollow rotating shaft to assemble and disassemble in the feeding cylinder, and the hollow rotating shaft is convenient to replace;
according to the invention, the first driving motor drives the stirring shaft to rotate, the stirring shaft drives the stirring plate to rotate, the stirring plate drives the first inclined plate and the second inclined plate to rotate, the first inclined plate and the second inclined plate are opposite in direction, so that the material stirring speed is increased, the production efficiency is improved, meanwhile, the stirring plate drives the scraper plate to rotate, the scraper plate is convenient for cleaning materials on the inner wall of the stirring tank, the materials are prevented from being bonded on the inner wall of the stirring tank, and the cleanliness of the stirring tank is ensured;
the invention takes river sand, silica fume, coarse whiting powder, slag, cement, water, a water reducing agent, nitrite, isobutyl triethoxy silicon, hexanediol solution, starch and coarse aggregate as raw materials for producing the anti-freezing concrete, the anti-freezing concrete has good anti-freezing capability, the mechanical property of the concrete is stable in a severe cold environment, the application of the concrete is facilitated, and meanwhile, the production method is simple and is beneficial to enterprise production.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a production method of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a right top view of the inventive structure;
FIG. 4 is a rear plan view of the structure of the present invention;
FIG. 5 is a schematic top view of the upper barrel of the present invention;
FIG. 6 is a cross-sectional view of the structure of the present invention;
FIG. 7 is a rear view of the screening structure of the present invention;
FIG. 8 is a rear cross-sectional view of a screening structure of the present invention;
FIG. 9 is a cross-sectional bottom view of the screening structure of the present invention;
FIG. 10 is an enlarged view of the structure at A of FIG. 6 according to the present invention;
FIG. 11 is an enlarged view of the structure at B of FIG. 9 according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. the stirring tank 2, the control valve 3, the first discharging pipe 4, the supporting plate 5, the first driving motor 6, the feeding structure 601, the feeding cylinder 602, the second discharging pipe 603, the first mounting frame 604, the second driving motor 605, the third discharging pipe 606, the plug bush 607, the fixing bolt 608, the plug block 609, the cover plate 610, the hollow rotating shaft 611, the hexagonal plug rod 612, the packing auger 7, the screening structure 701, the screening box 702, the U-shaped discharging groove 703, the filter plate 704, the outer cover 705, the square frame 706, the pushing plate 707, the discharging hole 708, the bump 709, the third driving motor 710, the rotating rod 711, the threaded groove 712, the L-shaped movable plate 713, the second mounting frame 714, the supporting block 715, the first bevel gear 716, the second bevel gear 8, the stirring plate 9, the first inclined plate 10, the scraping plate 11, the stirring shaft 12 and the second inclined plate.
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.
The present invention will be further described with reference to the following examples.
Example 1
As shown in figure 1, the antifreezing concrete consists of the following components in parts by weight: 120 parts of river sand 100, 10-20 parts of silica fume, 10-20 parts of heavy calcium powder, 10-20 parts of slag, 30-40 parts of cement, 20-30 parts of water, 5-6 parts of water reducing agent, 8-10 parts of nitrite, 20-30 parts of isobutyl triethoxy silicon, 10-20 parts of hexanediol solution, 20-30 parts of starch and 300 parts of coarse aggregate 240.
A production method of anti-freezing concrete comprises the following steps:
step one, preparing materials according to 100-portion river sand, 120-portion silica fume, 10-20-portion calcium carbonate powder, 10-20-portion slag, 30-40-portion cement, 20-30-portion water, 5-6-portion water reducing agent, 8-10-portion nitrite, 20-30-portion isobutyl triethoxy silicon, 10-20-portion hexanediol solution, 20-30-portion starch and 300-portion coarse aggregate;
secondly, adding river sand, silica fume, coarse calcium carbonate powder, slag, cement, a water reducing agent, nitrite, isobutyl triethoxy silicon, a hexanediol solution, starch and a coarse aggregate into a screening device in sequence for screening treatment, and feeding the screened materials into a stirring tank through a feeding structure to stir for 150-second 200 s;
step three, adding water into the stirring tank to continue stirring for 350-420 seconds to obtain the product;
river sand, silica fume, heavy calcium powder, slag, cement, water, a water reducing agent, nitrite, isobutyl triethoxy silicon, a hexanediol solution, starch and a coarse aggregate are used as raw materials for producing the anti-freezing concrete, the anti-freezing concrete has good anti-freezing capacity, the mechanical property of the concrete is stable in a severe cold environment, the application of the concrete is facilitated, and meanwhile, the production method is simple and is beneficial to enterprise production.
Example 2
Example 2 is a further modification to example 1.
As shown in fig. 2, 3, 4, 5, 6, the antifreeze concrete production apparatus comprises an agitator tank 1 and a feeding structure 6, a first driving motor 5 is fixedly installed in a mounting hole at the top of the agitator tank 1, an output end of the first driving motor 5 penetrates through a support plate 4 and then is fixedly connected with an agitator shaft 11, the outer wall of the agitator shaft 11 is uniformly and fixedly connected with an agitator plate 8 along the circumferential direction, the agitator plate 8 is uniformly and fixedly connected with a first inclined plate 9 and a second inclined plate 12, the inclination directions of the first inclined plate 9 and the second inclined plate 12 are opposite, the second inclined plate 12 is arranged between the first inclined plates 9, the outer end of the agitator plate 8 is fixedly connected with a scraper 10, the scraper 10 is attached to the inside of the agitator tank 1 in a sliding manner, the bottom of the agitator tank 1 is fixedly connected with a first discharging pipe 3, a control valve 2 is fixedly installed on the first discharging pipe 3, the first driving motor 5 drives the agitator shaft 11 to rotate, the stirring shaft 11 drives the stirring plate 8 to rotate, the stirring plate 8 drives the first inclined plate 9 and the second inclined plate 12 to rotate, the first inclined plate 9 and the second inclined plate 12 are opposite in direction, the material stirring speed is increased, the production efficiency is improved, meanwhile, the stirring plate 8 drives the scraper 10 to rotate, the scraper 10 is convenient for cleaning materials on the inner wall of the stirring tank 1, the materials are prevented from being bonded on the inner wall of the stirring tank 1, and the cleanliness of the stirring tank 1 is ensured;
the right end of the top of the stirring tank 1 is provided with a feeding structure 6 for feeding materials, the feeding structure 6 comprises a feeding barrel 601, a second discharging pipe 602, a first mounting frame 603, a second driving motor 604, a third discharging pipe 605, an insert sleeve 606, a fixing bolt 607, an insert block 608, a cover plate 609, a hollow rotating shaft 610, a hexagonal insert rod 611 and a packing auger 612, the top of the left end of the feeding barrel 601 is fixedly connected with the third discharging pipe 605, the left end of the feeding barrel 601 is fixedly connected with the first mounting frame 603, the first mounting frame 603 is fixedly connected with the second driving motor 604, the output end of the second driving motor 604 is fixedly connected with the hexagonal insert rod 611, the right end of the feeding barrel 601 is uniformly and fixedly connected with the insert sleeve 606, the insert block 608 is inserted in the insert sleeve 606, the insert sleeve 606 and the insert block 608 are both in threaded connection with the fixing bolt 607 through threaded holes formed in the insert sleeve 606 and the insert block 608, the right end of the insert block 608 is fixedly connected with a cover plate 609, the middle end of the cover plate is fixedly connected with the hollow rotating shaft 610 through the fixing connection, hollow rotating shaft 610 is through the polygonal hole of seting up and hexagonal inserted bar 611 laminating sliding connection, the inner end fixedly connected with of hollow rotating shaft 610 is used for driving the auger 612 that the material removed, the right-hand member bottom fixedly connected with second unloading pipe 602 of last feed cylinder 601, the output fixed connection of the bearing second driving motor 604 that goes up feed cylinder 601 through fixed connection, second unloading pipe 602 is equipped with directly over agitator tank 1, fixing bolt 607 through material loading structure 6 is with plug bush 606 and inserted block 608 fixed connection, make things convenient for the apron 609 to load and unload, the hollow rotating shaft 610 of being convenient for is installed at hexagonal inserted bar 611, the apron 609 conveniently drives hollow rotating shaft 610 and loads and unloads in last feed cylinder 601, be convenient for change hollow rotating shaft 610.
Example 3
Example 3 is a further modification to example 1.
As shown in fig. 3, 7, 8, 9, 10, and 11, a screening structure 7 for screening materials is fixedly connected to the top of the fixing bolt 607, the screening structure 7 includes a screening box 701, a U-shaped blanking slot 702, a filter plate 703, an outer cover 704, a frame 705 in a shape of Chinese character 'hui', a pushing plate 706, a discharging hole 707, a protrusion 708, a third driving motor 709, a rotating rod 710, a threaded slot 711, an L-shaped movable plate 712, a second mounting frame 713, a supporting block 714, a first bevel gear 715, and a second bevel gear 716, the inner wall of the screening box 701 is fixedly connected with the supporting block 714, the filter plate 703 for filtering is placed on the top of the supporting block 714, the outer wall of the filter plate 703 is in sliding contact with the inner wall of the screening box 701, the discharging hole 707 is fixedly connected to the top of the filter plate 701, the frame 705 in sliding contact with the discharging hole 707 is connected with the frame 705 for pushing waste materials, pushing plates 706 for pushing the materials to move are uniformly and fixedly connected between the inner walls of the frame 705, the outer wall of the square frame 705 is fixedly connected with a bump 708, the outer end of the bump 708 is fixedly connected with an L-shaped movable plate 712, the rear side wall and the right side wall of the screening box 701 are fixedly connected with an outer cover 704 through a connecting block, the rear inner top of the outer cover 704 is fixedly connected with a second mounting frame 713, the inner walls of the second mounting frame 713 and the outer cover 704 are rotatably connected with a rotating rod 710 through fixedly connected bearings, the rotating rod 710 is provided with a thread groove 711, the rotating rod 710 is in threaded connection with the L-shaped movable plate 712 through the thread groove 711, the right end of the thread groove 711 is fixedly connected with a first bevel gear 715, the top of the second mounting frame 713 is fixedly connected with a third driving motor 709, the output end of the third driving motor 709 is fixedly connected with a second bevel gear 716, the second bevel gear 716 is in meshed connection with the first bevel gear 715, the outer end of the left side wall of the screening box 701 at the discharge hole 707 is fixedly connected with a U-shaped blanking groove 702, the bottom conical part of the screening box 701 is fixedly connected with the top of a third blanking pipe 605, the pushing plate 706 moves back and forth for a fixed distance during screening, the pushing plate 706 moves back and forth for a fixed distance of 8-12cm, the pushing plate 706 moves back and forth for a fixed distance, the rotating rod 710 rotates three times, the front side wall of the L-shaped movable plate 712 is in fit sliding connection with the rear side wall of the screening box 701, the third driving motor 709, the rotating rod 710 and the second mounting rack 713 are all arranged in the outer cover 704, materials are poured into the screening box 701 of the screening structure 7 during screening, the filtering plate 703 screens the materials, large materials are prevented from entering the stirring tank, normal stirring production is ensured, meanwhile, the agglomerated materials are prevented from entering the tank car, then the third driving motor 709 drives the second bevel gear 716 to rotate forward for three times and then rotates backward for three times, the second bevel gear 716 drives the first bevel gear 715 to rotate forward for three times and then rotates backward, the first bevel gear 715 drives the rotating rod 710 to rotate forward for three times, then, the rotating rod 710 rotates three times in the opposite direction, the rotating rod 710 drives the L-shaped movable plate 712 to move back and forth through the threaded groove 711, the L-shaped movable plate 712 drives the letter-returning frame 705 to move back and forth through the bump 708, the letter-returning frame 705 drives the pushing plate 706 to move back and forth, the pushing plate 706 pushes the materials in the sieving box 701 to move back and forth, the contact frequency of the materials with the filter plate 703 is improved, the filter plate 703 is favorably sieved, after sieving is finished, the rotating rod 710 pushes the L-shaped movable plate 712 to move to the leftmost end through the threaded groove 711, the L-shaped movable plate 712 drives the letter-returning frame 705 to move to the leftmost end through the bump 708, the letter-returning frame 705 pushes large materials which do not pass through the filter plate 703 to move to the discharge hole 707, the large materials are discharged from the U-shaped discharge groove 702, and the large materials are conveniently discharged from the sieving box 701.
When the material screening device is used, materials are poured into the screening box 701 of the screening structure 7 during screening, the materials are screened by the filter plate 703, large materials are prevented from entering the stirring tank, normal stirring production is guaranteed, simultaneously, caked materials are prevented from entering the tank car, then the third driving motor 709 is started, the third driving motor 709 drives the second bevel gear 716 to rotate forwards for three circles and then reversely rotate for three circles, the second bevel gear 716 drives the first bevel gear 715 to rotate forwards for three circles and then reversely rotate for three circles, the first bevel gear 715 drives the rotating rod 710 to rotate forwards for three circles and then reversely rotate for three circles, the rotating rod 710 drives the L-shaped movable plate 712 to move back and forth through the threaded groove 711, the L-shaped movable plate 712 drives the back-shaped frame 705 to move back and forth through the lug 708, the back-shaped frame 705 drives the push plate 706 to move back and forth, the push plate 706 pushes the materials 701 in the screening box to move back and forth, the contact frequency of materials and the filter plate 703 is improved, the filter plate 703 is beneficial to screening, after screening is finished, the rotating rod 710 pushes the L-shaped movable plate 712 to move to the leftmost end through the threaded groove 711, the L-shaped movable plate 712 drives the letter-returning frame 705 to move to the leftmost end through the bump 708, the letter-returning frame 705 pushes large materials which do not pass through the filter plate 703 to move to the discharge hole 707, and the large materials are discharged from the U-shaped feed chute 702, so that the large materials are conveniently discharged from the screening box 701; the second driving motor 604 of the feeding structure 6 is started, the second driving motor 604 drives the hollow rotating shaft 610 to rotate through the hexagonal inserted bar 611, the hollow rotating shaft 610 drives the materials passing through the filter plate 703 to enter the second blanking pipe 602 and then enter the stirring tank 1, the first driving motor 5 is started again, the first driving motor 5 drives the stirring shaft 11 to rotate, the stirring shaft 11 drives the stirring plate 8 to rotate, the stirring plate 8 drives the first inclined plate 9 and the second inclined plate 12 to rotate, the directions of the first inclined plate 9 and the second inclined plate 12 are opposite, the material stirring speed is increased, the production efficiency is improved, meanwhile, the stirring plate 8 drives the scraping plate 10 to rotate, the scraping plate 10 is convenient to clean the materials on the inner wall of the stirring tank 1, the materials are prevented from being bonded on the inner wall of the stirring tank 1, and the cleanliness of the stirring tank 1 is ensured;
the fixing bolt 607 of the feeding structure 6 fixedly connects the inserting sleeve 606 and the inserting block 608, so that the cover plate 609 can be assembled and disassembled conveniently, the hollow rotating shaft 610 can be conveniently installed on the hexagonal inserting rod 611, the cover plate 609 can conveniently drive the hollow rotating shaft 610 to be assembled and disassembled in the feeding barrel 601, and the hollow rotating shaft 610 can be conveniently replaced.
In the description herein, reference to the description of the terms "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. An antifreezing concrete, which is characterized in that: the antifreezing concrete comprises the following components in parts by weight: 120 parts of river sand 100, 10-20 parts of silica fume, 10-20 parts of heavy calcium powder, 10-20 parts of slag, 30-40 parts of cement, 20-30 parts of water, 5-6 parts of water reducing agent, 8-10 parts of nitrite, 20-30 parts of isobutyl triethoxy silicon, 10-20 parts of hexanediol solution, 20-30 parts of starch and 300 parts of coarse aggregate 240.
2. The method for producing antifreeze concrete according to claim 1, wherein: the production method comprises the following steps:
step one, preparing materials according to 100-portion river sand, 120-portion silica fume, 10-20-portion calcium carbonate powder, 10-20-portion slag, 30-40-portion cement, 20-30-portion water, 5-6-portion water reducing agent, 8-10-portion nitrite, 20-30-portion isobutyl triethoxy silicon, 10-20-portion hexanediol solution, 20-30-portion starch and 300-portion coarse aggregate;
secondly, adding river sand, silica fume, coarse calcium carbonate powder, slag, cement, a water reducing agent, nitrite, isobutyl triethoxy silicon, a hexanediol solution, starch and a coarse aggregate into a screening device in sequence for screening treatment, and feeding the screened materials into a stirring tank through a feeding structure to stir for 150-second 200 s;
and step three, adding water into the stirring tank, and continuously stirring for 350-420 seconds to obtain the product.
3. A production apparatus of antifreeze concrete according to claim 1, comprising a mixing tank (1) and a feeding structure (6), characterized in that: a first driving motor (5) is fixedly installed in a top mounting hole of the stirring tank (1), an output end of the first driving motor (5) penetrates through the supporting plate (4) and then is fixedly connected with a stirring shaft (11), the outer wall of the stirring shaft (11) is uniformly and fixedly connected with a stirring plate (8) along the circumferential direction, the stirring plate (8) is uniformly and fixedly connected with a first inclined plate (9) and a second inclined plate (12), the inclination directions of the first inclined plate (9) and the second inclined plate (12) are opposite, the outer end of the stirring plate (8) is fixedly connected with a scraping plate (10), the scraping plate (10) is attached to the inner part of the stirring tank (1) in a sliding manner, a first discharging pipe (3) is fixedly connected to the bottom of the stirring tank (1), and a control valve (2) is fixedly installed on the first discharging pipe (3);
the material feeding structure (6) for feeding materials is arranged at the right end of the top of the stirring tank (1), the material feeding structure (6) comprises a feeding barrel (601), a second discharging barrel (602), a first mounting frame (603), a second driving motor (604), a third discharging barrel (605), an insertion sleeve (606), a fixing bolt (607), an insertion block (608), a cover plate (609), a hollow rotating shaft (610), a hexagonal insertion rod (611) and a packing auger (612), the third discharging barrel (605) is fixedly connected to the top of the left end of the feeding barrel (601), the first mounting frame (603) is fixedly connected to the left end of the feeding barrel (601), the second driving motor (604) is fixedly connected to the first mounting frame (603), the hexagonal insertion rod (611) is fixedly connected to the output end of the second driving motor (604), and the insertion sleeve (606) is uniformly and fixedly connected to the right end of the feeding barrel (601), an insert block (608) is inserted in the insert sleeve (606), the insert sleeve (606) and the insert block (608) are both connected with a fixing bolt (607) through a threaded hole in a threaded manner, a cover plate (609) is fixedly connected to the right end of the insert block (608), a hollow rotating shaft (610) is fixedly connected to the middle end of the cover plate (609), the hollow rotating shaft (610) is attached to and slidably connected with a hexagonal insert rod (611) through a polygonal hole, a packing auger (612) used for driving materials to move is fixedly connected to the inner end of the hollow rotating shaft (610), and a second discharging pipe (602) is fixedly connected to the bottom of the right end of the upper charging barrel (601);
the top of the fixing bolt (607) is fixedly connected with a screening structure (7) for screening materials, the screening structure (7) comprises a screening box (701), a U-shaped blanking groove (702), a filter plate (703), an outer cover (704), a frame (705) shaped like a Chinese character' hui, a push plate (706), a discharge hole (707), a convex block (708), a third driving motor (709), a rotating rod (710), a thread groove (711), an L-shaped movable plate (712), a second mounting frame (713), a support block (714), a first bevel gear (715) and a second bevel gear (716), the inner wall of the screening box (701) is fixedly connected with the support block (714), the filter plate (703) for filtering is placed at the top of the support block (714), the outer wall of the filter plate (703) is attached to the inner wall of the screening box (701) in a sliding connection manner, the discharge hole (707) is fixedly connected to the top of the screening box (701), the waste discharge pushing device is characterized in that a return frame (705) for pushing waste discharge is connected into the discharge hole (707) in a sliding mode, a pushing plate (706) for pushing materials to move is fixedly connected between the inner walls of the return frame (705), a bump (708) is fixedly connected to the outer wall of the return frame (705), an L-shaped movable plate (712) is fixedly connected to the outer end of the bump (708), an outer cover (704) is fixedly connected to the rear side wall and the right side wall of the screening box (701) through connecting blocks, a second mounting frame (713) is fixedly connected to the rear inner top of the outer cover (704), a rotating rod (710) is rotatably connected to the inner walls of the second mounting frame (713) and the outer cover (704) through fixedly connected bearings, a thread groove (711) is formed in the rotating rod (710), and an L-shaped movable plate (712) is connected to the rotating rod (710) through a thread groove (711), the right end of the threaded groove (711) is fixedly connected with a first bevel gear (715), the top of the second mounting frame (713) is fixedly connected with a third driving motor (709), the output end of the third driving motor (709) is fixedly connected with a second bevel gear (716), the second bevel gear (716) is meshed with the first bevel gear (715), and the outer end of the left side wall of the screening box (701) at the discharge hole (707) is fixedly connected with a U-shaped discharging groove (702).
4. The apparatus for producing antifreeze concrete according to claim 3, wherein: the second sloping plate (12) is arranged between the first sloping plates (9).
5. The apparatus for producing antifreeze concrete according to claim 3, wherein: the upper charging barrel (601) is fixedly connected with the output end of a second driving motor (604) of a bearing in a fixed connection mode.
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| CN113461371B (en) | 2022-12-06 |
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Denomination of invention: A type of antifreeze concrete and its production equipment Effective date of registration: 20230621 Granted publication date: 20221206 Pledgee: Taizhou Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: Taizhou Zhengfang Building Materials Co.,Ltd. Registration number: Y2023330001231 |
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