CN113146841A - Repair concrete and preparation process thereof - Google Patents
Repair concrete and preparation process thereof Download PDFInfo
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- CN113146841A CN113146841A CN202110548701.9A CN202110548701A CN113146841A CN 113146841 A CN113146841 A CN 113146841A CN 202110548701 A CN202110548701 A CN 202110548701A CN 113146841 A CN113146841 A CN 113146841A
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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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- 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
- B28C5/0806—Details; Accessories
-
- 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
- B28C5/0806—Details; Accessories
- B28C5/0818—Charging or discharging gates or chutes; Sealing means
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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
- B28C5/0806—Details; Accessories
- B28C5/0831—Drives or drive systems, e.g. toothed racks, winches
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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
- B28C5/0875—Mixing in separate stages involving different containers for each stage
-
- 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
- B28C5/48—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions wherein the mixing is effected by vibrations
- B28C5/485—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions wherein the mixing is effected by vibrations with reciprocating or oscillating stirrers; Stirrers therefor
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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
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
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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
-
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
-
- 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
- C04B2111/72—Repairing or restoring existing buildings or building materials
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention relates to the field of concrete preparation, in particular to repair concrete and a preparation process thereof, wherein the repair concrete comprises the following raw materials: river sand, broken stone, cement, fly ash, water and a water reducing agent. A preparation process of repaired concrete comprises the following steps: weighing cement, river sand, broken stone and fly ash according to a certain proportion respectively, and mixing; II, weighing the water reducing agent and the water in proportion, and mixing; III, adding the mixed material obtained in the step I into the mixed liquid obtained in the step II, and fully stirring to obtain the repair concrete; the preparation process of the repaired concrete uses a preparation device of the repaired concrete, the preparation device comprises a mixing box, a rotating seat, a central shaft and a stirring frame, the rotating seat is positioned in the mixing box, the rotating seat is rotatably connected on side plates on two sides of the mixing box through the two central shafts, and the stirring frame is rotatably connected on the rotating seat.
Description
Technical Field
The invention relates to the field of concrete preparation, in particular to repair concrete and a preparation process thereof.
Background
With the development of national highways, urban traffic is increasingly developed, cement concrete pavements are often cracked, caves and other damage phenomena under the dual action of driving load and environmental factors, the seriously damaged pavements are urgently required to be repaired or rebuilt to ensure the orderly operation of cities, and if the cement concrete pavements cannot be effectively treated in time, the urban traffic is influenced. Therefore, it is necessary to repair concrete, but the conventional repair concrete is generally low in mixing efficiency because dry and wet raw materials are added to a mixing device at the same time and stirred.
Disclosure of Invention
The invention aims to provide repair concrete and a preparation process thereof.
The purpose of the invention is realized by the following technical scheme:
a preparation process of repaired concrete comprises the following steps:
weighing cement, river sand, broken stone and fly ash according to a certain proportion respectively, and mixing;
II, weighing the water reducing agent and the water in proportion, and mixing;
and III, adding the mixed material obtained in the step I into the mixed liquid obtained in the step II, and fully stirring to obtain the repair concrete.
Furthermore, the particle size of the broken stone is 4-9 mm.
Further, the preparation process for repairing concrete uses a preparation device for repairing concrete, the preparation device comprises a mixing box, a rotating seat, a central shaft and a stirring frame, the rotating seat is positioned in the mixing box, the rotating seat is rotatably connected to side plates on two sides of the mixing box through the two central shafts, and the stirring frame is rotatably connected to the rotating seat.
Furthermore, the interior of the mixing box is provided with a fan-shaped cavity structure matched with the swing path of the stirring frame.
Further, the stirring frame comprises a stirring pipe which is rotatably connected to the rotating seat, and the stirring flower plate is fixedly connected to the lower end of the stirring pipe.
Further, the preparation facilities still includes the dry material case, and the upper end fixedly connected with dry material case of mixing box, arc closure plate sliding connection are at the lower extreme of dry material case, and connecting pipe fixed connection is at the middle part of arc closure plate, and the connecting pipe internal rotation is connected with the stirring pipe, and center pin and arc closure plate are coaxial.
Further, a spiral plate is arranged on the inner wall of the stirring pipe.
Further, fixedly connected with interlock board on one of them center pin, and be equipped with the slot hole on the interlock board, the curb plate of mixing box rotates and is connected with the action wheel, sliding connection has eccentric round pin in the slot hole on the interlock board, eccentric round pin fixed connection is in the eccentric department of action wheel, the transmission cover is connected with the action wheel transmission, and the transmission cover rotates and connects on the curb plate of mixing box, rotate in the transmission cover be connected with interlock board fixed connection's center pin, it is connected with the transmission shaft to rotate on the seat, the transmission cover is connected with the one end transmission of transmission shaft, the agitator tube is connected with the other end transmission of transmission shaft.
Further, the upper end fixedly connected with drier rabbling mechanism of agitator pipe, drier incasement sliding connection has vibrations mechanism, and drier rabbling mechanism's upper end rotates and is connected with vibrations mechanism.
Furthermore, dry material rabbling mechanism includes that dry material pedestal and dry material stir the board, and dry material pedestal fixed connection is equipped with a plurality of dry materials on the dry material pedestal and stirs the board in the upper end of agitator tube.
Furthermore, the vibration mechanism comprises a linkage seat, a cross shaft, a sliding sleeve and a grid frame, a plurality of sliding columns are arranged inside the grid frame, the sliding sleeves are connected to two adjacent sliding columns in the middle in a sliding mode, the cross shaft is fixedly connected between the two sliding sleeves and is rotatably connected to the linkage seat, and the lower end of the linkage seat is rotatably connected to the upper end of the dry material shaft frame.
Further, the preparation device further comprises a supporting leg plate, a discharge hole and a plugging mechanism, wherein the supporting leg plate is fixedly connected to two sides of the lower end of the mixing box, the discharge hole is formed in the middle of the lower end of the mixing box, and the plugging mechanism is connected to the lower end of the mixing box in a sliding mode.
Further, shutoff mechanism includes shutoff arc board, rotation armed board and telescopic link, and shutoff arc board sliding connection is at the lower extreme of mixing box, and the lower extreme fixed connection of rotation armed board is in the one end of shutoff arc board, and the upper end of rotation armed board rotates to be connected on one of them center pin, and the one end and the rotation armed board of telescopic link rotate to be connected, and the other end of telescopic link rotates with the curb plate of mixing box to be connected.
The foamed concrete prepared by the preparation process of the repair concrete comprises the following raw materials in parts by weight: 10 parts of river sand, 10 parts of broken stone, 30 parts of cement, 5 parts of fly ash, 35 parts of water and 1 part of water reducing agent.
The invention has the beneficial effects that: the invention provides repair concrete and a preparation process thereof.
Drawings
FIG. 1 is a schematic representation of a wet and dry mixing embodiment of the present invention;
FIG. 2 is a first schematic structural view of the mixing box of the present invention;
FIG. 3 is a schematic view of the mixing box of the present invention;
FIG. 4 is a schematic view of the structure of the rotary base of the present invention;
FIG. 5 is a schematic structural view of the stirring frame of the present invention;
FIG. 6 is a schematic cross-sectional view of the agitator frame of the present invention;
FIG. 7 is a schematic illustration of a transmission embodiment of the present invention;
FIG. 8 is a schematic illustration of the dry box and mixing box connection location of the present invention;
FIG. 9 is a schematic illustration of an embodiment of the dry mix of the present invention;
FIG. 10 is a schematic view of an embodiment of the stirring of the present invention;
FIG. 11 is a schematic structural view of a dry material stirring mechanism and a vibrating mechanism according to the present invention;
FIG. 12 is a schematic view of the connection between the dry material shaft rack and the coupling seat according to the present invention;
FIG. 13 is a schematic illustration of an embodiment of a discharge of the present invention;
fig. 14 is a schematic view of an embodiment of the dry-material shaking of the present invention.
In the figure:
a mixing tank 101;
a leg plate 102;
a discharge opening 103;
a rotating base 201;
a central shaft 202;
a linkage plate 203;
a stirring pipe 301;
a stirring paddle 302;
a spiral plate 303;
a drive wheel 401;
an eccentric pin 402;
a driving sleeve 403;
a drive shaft 404;
a drying box 501;
an arc-shaped closure plate 502;
a connecting pipe 503;
a dry material pedestal 601;
a dry material paddle 602;
a linkage seat 701;
a horizontal axis 702;
a sliding sleeve 703;
a grid frame 704;
blocking the arc plate 801;
a swivel arm plate 802;
an extension rod 803.
Detailed Description
The following detailed description of the present invention will be made with reference to the accompanying drawings, but the present invention is not limited to the specific embodiments.
A preparation process of repaired concrete comprises the following steps:
weighing cement, river sand, broken stone and fly ash according to a certain proportion respectively, and mixing;
and mixing the dry materials.
II, weighing the water reducing agent and the water in proportion, and mixing;
mixing the wet materials;
and III, adding the mixed material obtained in the step I into the mixed liquid obtained in the step II, and fully stirring to obtain the repair concrete.
And mixing the dry material and the wet material, and fully stirring to obtain the repair concrete.
Furthermore, the size of the crushed stone is limited, and the particle size of the crushed stone is 4-9 mm.
Referring to fig. 1, an embodiment of the present invention in which dry and wet materials are mixed is illustrated;
mixing box 101 is used for the mixture of all materials of splendid attire, it is connected with through center pin 202 rotation and rotates seat 201 in mixing box 101, it is connected with the stirring frame to rotate on the seat 201, when mixing box 101 interior material, can rotate and rotate seat 201, it uses center pin 202 to reciprocate rocking as the axle to drive the stirring frame, form the reciprocal stirring to the material in mixing box 101, simultaneously can also transmit the stirring frame and rotate with self axis, further stir the material in mixing box 101, improve stirring efficiency.
Referring to fig. 2 and 3, the structure of the mixing box of the present invention will be described;
the inside through mixing box 101 is established to the setting of the fan-shaped cavity structure that the cooperation agitator sways the route, makes the agitator frame when stirring, can carry out the contact stirring to all materials in the mixing box 101, avoids appearing the unable position that reaches of agitator frame in the mixing box 101, forms the stirring dead angle, influences the stirring effect.
Referring to fig. 5 and 6, the structure of the stirring frame of the present invention will be described;
rotate and rotate seat 201, drive stirred tube 301 and use center pin 202 as the axle and carry out reciprocal rocking, form the reciprocal stirring to the material in mixing box 101 through wobbling stirring card 302, can also drive stirred tube 301 simultaneously and rotate with self axis, drive stirring card 302 and rotate, further stir the material in mixing box 101, improve stirring efficiency.
Referring to fig. 8, 9 and 10, an embodiment of the present invention wherein the dry matter mixture continuously falls into the mixed liquid through the mixing tube 301 is illustrated;
when the dry material box 501 is used for containing cement, river sand, gravel and fly ash, when the dry material box 501 is used, the cement, river sand, gravel and fly ash are mixed and placed in the dry material box 501, a water reducing agent and water are mixed and placed in the mixing box 101, the stirring pipe 301 is driven to rotate while the driving rotating seat 201 swings, the stirring pipe 301 is formed to drive the stirring flower plate 302 to stir the water and the water reducing agent in the mixing box 101, meanwhile, the mixture in the dry material box 501 flows into the mixed liquid through the stirring pipe 301, the arc-shaped plugging plate 502 slides back and forth at the lower end of the dry material box 501 along with the stirring pipe 301 through the connecting pipe 503, the stirring pipe 301 is always communicated with the dry material box 501 in the process that the arc-shaped plugging plate 502 slides back and forth, so that the mixture in the dry material box 501 continuously falls into the mixed liquid through the stirring pipe 301 without being influenced by the swinging of the stirring pipe 301 until the mixture completely falls into the mixed liquid through the stirring pipe 301, and the mixture and the mixed liquid are fully stirred, obtain repairing concrete, in this process, the mixture remains a small amount of continuous falling into mixed liquid throughout, has guaranteed the abundant contact of mixture with mixed liquid, and cooperation stirring pipe 301 sways, makes the continuous change of mixture dropping point to and the stirring of stirring card 302, make mixture and mixed liquid can the intensive mixing, improve mixing efficiency and effect.
Referring to fig. 6, a further illustration of the embodiment of the present invention wherein the dry matter mixture continuously falls into the mixed liquor through the mixing tube 301 is provided;
through setting up spiral plate 303 at the inner wall of stirred tube 301, when stirred tube 301 carried the mixture to mixing in the liquid, along with stirred tube 301's rotation, stirred tube 301 drove spiral plate 303 and rotates to the formation is to the propelling movement of mixture in stirred tube 301, improves conveying efficiency, avoids mixing the detention simultaneously in stirred tube 301, influences the transport.
Referring to fig. 7, 9 and 10, an embodiment of the present invention in which the stirring frame performs both the oscillating stirring and the rotation stirring is described;
drive action wheel 401 through the speed reducer transmission of stirring driving motor output, make action wheel 401 rotate with self axis, thereby it is rotatory with action wheel 401's axis to drive eccentric round pin 402, make the slot hole of eccentric round pin 402 on interlock board 203 nibble slide, make interlock board 203 use center pin 202 to sway as the axle, then drive stirring pipe 301 through rotating seat 201 and sway, action wheel 401 rotates transmission sleeve 403 simultaneously, transmission sleeve 403 rotates with self axis through transmission shaft 404 transmission stirring pipe 301, thereby reach a power supply transmission action wheel 401, can realize that the stirring frame sways the stirring and the rotation stirring goes on simultaneously, compare with two power supplies, energy saving, the trouble for the power supply wiring has been avoided simultaneously.
Referring to fig. 7, 9 and 10, embodiments of the present invention for mixing dry materials in advance and vibrating the dry materials in the dry material tank 501 will be described;
the dry material stirring mechanism is fixedly connected to the stirring pipe 301, so that the stirring pipe 301 can drive the dry material stirring mechanism to rotate and swing during stirring, dry materials in the dry material tank 501 can be stirred, the dry materials can be mixed in advance, the dry materials can be efficiently mixed with mixed liquid after being conveyed by the stirring pipe 301, the mixing efficiency is improved, meanwhile, the dry materials are stirred by the dry material stirring mechanism, the situation that the dry materials in the dry material tank 501 are accumulated too much and are retained in the dry material tank 501 and cannot automatically flow into the stirring pipe 301 to influence the mixing efficiency is avoided, the dry materials are rotatably connected to the upper end of the dry material stirring mechanism through the vibrating mechanism, when the dry material stirring mechanism swings, the moving track of the upper end of the dry material stirring mechanism is an arc track, the vibrating mechanism can be driven to reciprocate up and down in the dry material tank 501 to form vibration on the dry materials in the dry material tank 501, and the situation that the dry materials in the dry material tank 501 are accumulated too much and are retained in the dry material tank 501 is further avoided, the dry material cannot automatically flow into the stirring pipe 301, the mixing efficiency is affected, and the power sources of the dry material stirring mechanism and the vibration mechanism are provided by the stirring pipe 301 without being additionally provided.
Referring to fig. 9 and 10, the structure of the dry material stirring mechanism of the present invention will be explained;
the dry material stirring mechanism comprises a dry material shaft frame 601 and a dry material stirring plate 602, the dry material shaft frame 601 is fixedly connected to the upper end of the stirring pipe 301, and the dry material shaft frame 601 is provided with a plurality of dry material stirring plates 602.
Stirring pipe 301 is when the stirring, can drive drier pedestal 601 and rotate and sway, drier pedestal 601 stirs the drier of board 602 realization in dry material case 501 through a plurality of drier, make the drier mix in advance, after the transport through stirring pipe 301, can be efficient and mix the liquid mixing, improve mixing efficiency, stir the stirring of board 602 to the drier through a plurality of drier simultaneously, can avoid the drier in dry material case 501 to pile up too much and be detained in dry material case 501, unable automatic inflow stirring pipe 301 in, influence mixing efficiency.
Referring to fig. 9, 11, 12 and 14, an embodiment of the invention for creating vibrations in the dry matter tank 501 is illustrated;
the vibrating mechanism comprises a linkage seat 701, a transverse shaft 702, sliding sleeves 703 and a grid frame 704, a plurality of sliding columns are arranged inside the grid frame 704, the sliding sleeves 703 are connected to two adjacent sliding columns in the middle in a sliding mode, the transverse shaft 702 is fixedly connected between the two sliding sleeves 703, the transverse shaft 702 is rotatably connected to the linkage seat 701, and the lower end of the linkage seat 701 is rotatably connected to the upper end of the dry material shaft frame 601.
When the dry material shaft bracket 601 is stirred along with the stirring pipe 301, the moving track of the upper end of the dry material shaft bracket 601 is an arc track, so that the linkage seat 701 is driven to swing the arc track, the linkage seat 701 drives the sliding sleeve 703 to slide on the sliding column on the grid frame 704 through the transverse shaft 702, the grid frame 704 is lifted and lowered in the dry material box 501 in a reciprocating mode, the dry materials in the dry material box 501 are vibrated, and the situation that the dry materials in the dry material box 501 are accumulated too much and are retained in the dry material box 501 and cannot flow into the stirring pipe 301 automatically to influence the mixing efficiency is further avoided.
Referring to FIGS. 3 and 13, an embodiment of the present invention for controlling discharging will be described;
the preparation device further comprises a supporting leg plate 102, a discharge hole 103 and a blocking mechanism, wherein the supporting leg plate 102 is fixedly connected to two sides of the lower end of the mixing box 101, the discharge hole 103 is formed in the middle of the lower end of the mixing box 101, and the blocking mechanism is connected to the lower end of the mixing box 101 in a sliding mode.
Through the setting of the landing leg board 102 of the both sides of mixing box 101 lower extreme, make the device can stand and put subaerial, and provide the space at the middle part of mixing box 101 lower extreme, a repair that is used for the bin outlet 103 to mix is mixed earth and is discharged, the fan-shaped design in the cooperation mixing box 101, make the bin outlet 103 be located mixing box 101 middle part, can make the repair that mixes earth can receive self gravity to influence automatic roll-off, and realize closing and opening the bin outlet 103 through shutoff mechanism, the control is arranged the material.
Referring to FIGS. 3 and 13, embodiments of the present invention for controlling blowdown are further illustrated;
the plugging mechanism comprises a plugging arc plate 801, a rotating arm plate 802 and a telescopic rod 803, the plugging arc plate 801 is slidably connected to the lower end of the mixing box 101, the lower end of the rotating arm plate 802 is fixedly connected to one end of the plugging arc plate 801, the upper end of the rotating arm plate 802 is rotatably connected to one central shaft 202, one end of the telescopic rod 803 is rotatably connected with the rotating arm plate 802, and the other end of the telescopic rod 803 is rotatably connected with a side plate of the mixing box 101.
The telescopic link 803 is electric telescopic handle, through the extension of telescopic link 803, realizes that shutoff arc board 801 uses center pin 202 as the axle through rotating armplate 802, rotates to open bin outlet 103, realize arranging the material, when telescopic link 803 contracts, realize that shutoff arc board 801 uses center pin 202 as the axle through rotating armplate 802, rotates, opens bin outlet 103, realizes the shutoff.
The foamed concrete prepared by the preparation process of the repair concrete comprises the following raw materials in parts by weight: 10 parts of river sand, 10 parts of broken stone, 30 parts of cement, 5 parts of fly ash, 35 parts of water and 1 part of water reducing agent.
Claims (10)
1. The preparation process of the repair concrete is characterized by comprising the following steps: the method comprises the following steps:
weighing cement, river sand, broken stone and fly ash according to a certain proportion respectively, and mixing;
II, weighing the water reducing agent and the water in proportion, and mixing;
and III, adding the mixed material obtained in the step I into the mixed liquid obtained in the step II, and fully stirring to obtain the repair concrete.
2. The process for preparing a repair concrete according to claim 1, wherein: the particle size of the broken stone is 4-9 mm.
3. The process for preparing a repair concrete according to claim 1, wherein: the preparation process of the repaired concrete uses a preparation device of the repaired concrete, the preparation device comprises a mixing box (101), a rotating seat (201), a central shaft (202) and a stirring frame, the rotating seat (201) is positioned in the mixing box (101), the rotating seat (201) is rotatably connected on side plates at two sides of the mixing box (101) through the two central shafts (202), and the stirring frame is rotatably connected on the rotating seat (201).
4. The process for preparing repaired concrete according to claim 3, wherein the concrete is prepared by the following steps: the mixing box (101) is internally provided with a fan-shaped cavity structure matched with the swing path of the stirring frame.
5. The process for preparing repaired concrete according to claim 3, wherein the concrete is prepared by the following steps: the stirring frame comprises a stirring pipe (301) and a stirring flower plate (302), the lower end of the stirring pipe (301) is fixedly connected with the stirring flower plate (302), and the stirring pipe (301) is rotatably connected to the rotating seat (201).
6. The process for preparing repaired concrete according to claim 5, wherein the concrete is prepared by the following steps: the preparation device further comprises a dry box (501), wherein the dry box (501) is fixedly connected to the upper end of the mixing box (101), the lower end of the dry box (501) is slidably connected with an arc-shaped blocking plate (502), the middle of the arc-shaped blocking plate (502) is fixedly connected with a connecting pipe (503), the upper end of the stirring pipe (301) is rotatably connected into the connecting pipe (503), and the arc-shaped blocking plate (502) is coaxial with the central shaft (202).
7. The process for preparing repaired concrete according to claim 6, wherein the concrete is prepared by the following steps: the inner wall of the stirring pipe (301) is provided with a spiral plate (303).
8. The process for preparing repaired concrete according to claim 5, wherein the concrete is prepared by the following steps: the preparation device also comprises a linkage plate (203), a driving wheel (401), an eccentric pin (402), a transmission sleeve (403) and a transmission shaft (404), wherein the linkage plate (203) is provided with a long hole, the upper end of the linkage plate is fixedly connected to one central shaft (202), the driving wheel (401) is rotatably connected to the outer side of the side plate of the mixing box (101), the eccentric position of the driving wheel (401) is fixedly connected with the eccentric pin (402), the eccentric pin (402) is slidably connected in the long hole on the linkage plate (203), the transmission sleeve (403) is rotatably connected to the side plate of the mixing box (101) and is in transmission connection with the driving wheel (401), the central shaft (202) fixedly connected with the linkage plate (203) is rotatably connected in the transmission sleeve (403), the transmission shaft (404) is rotatably connected on the rotating seat (201), one end of the transmission shaft (404) is in transmission connection with the transmission sleeve (403), and the other end of the transmission shaft (404) is in transmission connection with the stirring pipe (301).
9. The process for preparing repaired concrete according to claim 8, wherein the concrete is prepared by the following steps: the preparation device further comprises a dry material stirring mechanism and a vibration mechanism, the lower end of the dry material stirring mechanism is fixedly connected with the stirring pipe (301), and the vibration mechanism is connected in the dry material box (501) in a sliding mode and is connected with the upper end of the dry material stirring mechanism in a rotating mode.
10. The foamed concrete prepared by the repair concrete preparation process of claim 1, wherein: the repair concrete comprises the following raw materials in parts by weight: 10 parts of river sand, 10 parts of broken stone, 30 parts of cement, 5 parts of fly ash, 35 parts of water and 1 part of water reducing agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110548701.9A CN113146841A (en) | 2021-05-20 | 2021-05-20 | Repair concrete and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110548701.9A CN113146841A (en) | 2021-05-20 | 2021-05-20 | Repair concrete and preparation process thereof |
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| Publication Number | Publication Date |
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| CN113146841A true CN113146841A (en) | 2021-07-23 |
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| CN202110548701.9A Pending CN113146841A (en) | 2021-05-20 | 2021-05-20 | Repair concrete and preparation process thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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