CN115431379A - Preparation process of recycled concrete protective building block - Google Patents
Preparation process of recycled concrete protective building block Download PDFInfo
- Publication number
- CN115431379A CN115431379A CN202211070161.9A CN202211070161A CN115431379A CN 115431379 A CN115431379 A CN 115431379A CN 202211070161 A CN202211070161 A CN 202211070161A CN 115431379 A CN115431379 A CN 115431379A
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- Prior art keywords
- cutting
- steel wire
- frame
- weight
- preparation process
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/14—Producing shaped prefabricated articles from the material by simple casting, the material being neither forcibly fed nor positively compacted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/14—Apparatus or processes for treating or working the shaped or preshaped articles for dividing shaped articles by cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/245—Curing concrete articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/0036—Cutting means, e.g. water jets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/02—Conditioning the material prior to shaping
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Abstract
The invention discloses a preparation process of a recycled concrete protective building block, and relates to the technical field of preparation of recycled concrete protective building blocks.
Description
Technical Field
The invention relates to the technical field of preparation of recycled concrete protective building blocks, in particular to a preparation process of a recycled concrete protective building block.
Background
Along with the rapid development of economy and the acceleration of urbanization construction process in China, a large amount of construction waste is generated by dismantling old buildings every year, so that a series of problems of environmental pollution, energy consumption and the like are brought, natural resources and energy are used less, and the production of green building materials by using industrial or urban solid wastes in a large amount becomes a very urgent task in the current civil engineering industry.
Disclosure of Invention
The invention aims to provide a preparation process of a recycled concrete protective building block, which aims to overcome the defects in the prior art.
A preparation process of a recycled concrete protective building block is characterized by comprising the following steps: the method comprises the following steps:
s1: selecting materials comprising 36-46 parts by weight of cement, 130-160 parts by weight of coarse aggregate, 50-75 parts by weight of fine aggregate, 0.03-0.1 part by weight of activating agent, 0.2-0.4 part by weight of air entraining agent, 0.2-0.7 part by weight of water reducing agent and 15-32 parts by weight of water;
s2: stirring and mixing the mixture obtained in the step S1 to obtain slurry;
s3: pouring and molding the slurry;
s4: standing for 1-2h, and demolding to obtain a concrete brick blank;
s5: cutting the concrete adobe by a cutting device;
s6: steaming the cut concrete blocks at 50-70 deg.C under 2-2.4Mpa for 5-7 days, and standing at 22-27 deg.C for 16-19 days to obtain concrete blocks;
the cutting device comprises a cutting frame, a green brick moving box and a cutting mechanism, wherein an extension plate is vertically fixed on the side surface of the cutting frame, the green brick moving box is connected onto a sliding rail of the cutting frame and the extension plate through a sliding block at the bottom of the green brick moving box in a sliding mode, and the cutting mechanism is arranged in the cutting frame and used for uniformly cutting green bricks in the green brick moving box.
Preferably, the S1 further comprises 5-11 parts of admixture by weight.
Preferably, the cutting mechanism comprises a lifting plate, a motor, a steel wire frame, a cutting steel wire and a limiting assembly, wherein two ends of one side of the lifting plate are respectively connected to a guide rod in the cutting frame in a sliding mode, two ends of the other side of the lifting plate are connected to a screw rod in the cutting frame in a rotating mode through screw nuts and screws, the motor is mounted at the top of the cutting frame, an output shaft of the motor is connected with the screw rod through a coupler, the steel wire frame is provided with a plurality of steel wires which are evenly distributed at the bottom of the lifting plate, and two ends of the cutting steel wire are respectively connected with the steel wire frame through the limiting assembly.
Preferably, spacing subassembly includes spring, slide bar and inserted block, peg graft in the spacing hole on the steel wire frame through the stopper respectively at the both ends of cutting steel wire, the one end that the cutting steel wire was kept away from to the stopper is equipped with the drive inclined plane, slide bar sliding connection is on the mounting bracket on steel wire frame and steel wire frame, is fixed with the fender dish on the slide bar, the spring housing is located on the slide bar and is located between fender dish and the mounting bracket, the inserted block is fixed in the inner of slide bar, be equipped with on the inserted block with drive inclined plane complex extrusion inclined plane, be equipped with on the stopper with inserted block complex slot.
Preferably, a handle is arranged on the green brick moving box.
The invention has the following advantages:
when the recycled concrete protective building block is used, the recycled concrete protective building block is prepared through the steps of mixing and stirring, pouring and forming, static curing, cutting and steam curing, when a cutting device is used for cutting and blocking a green brick, the green brick is uniformly blocked through uniformly distributed cutting steel wires on a cutting mechanism, when the cutting steel wires are damaged, the cutting steel wires can be conveniently disassembled through a limiting component, and the disassembling and assembling time is greatly saved.
Drawings
Fig. 1 is a schematic overall three-dimensional structure of the present invention.
Fig. 2 and 3 are schematic structural diagrams of the cutting mechanism of the present invention at different angles.
Fig. 4 is a sectional view taken along the direction B-B in fig. 3.
Fig. 5 is a partial enlarged view of a portion a in fig. 4.
Wherein: 1. cutting frame, 11, slide rail, 2, extension plate, 3, adobe moving box, 4, cutting mechanism, 41, lifting plate, 42, guide rod, 43, lead screw, 44, motor, 45, steel wire frame, 46, cutting steel wire, 461, limiting block, 462, driving inclined plane, 463, slot, 47, limiting component, 471, slide bar, 472, mounting rack, 473, blocking disc, 474, spring, 475, plug block, 476, extruding inclined plane.
Detailed Description
The following detailed description of the embodiments of the present invention is provided to help those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention by describing the embodiments with reference to the accompanying drawings.
As shown in fig. 1-5, the invention provides a preparation process of a recycled concrete protective building block, which comprises the following steps:
s1: selecting materials which comprise, by weight, 36-46 parts of cement, 130-160 parts of coarse aggregate, 50-75 parts of fine aggregate, 0.03-0.1 part of activating agent, 0.2-0.4 part of air entraining agent, 0.2-0.7 part of water reducing agent, 15-32 parts of water and 5-11 parts of admixture;
s2: stirring and mixing the mixture obtained in the step S1 to obtain slurry;
s3: pouring and molding the slurry;
s4: standing for 1-2h, and demoulding to obtain a concrete brick blank;
s5: cutting the concrete adobe by a cutting device;
s6: steaming the cut concrete blocks at 50-70 deg.C under 2-2.4Mpa for 5-7 days, and standing at 22-27 deg.C for 16-19 days to obtain concrete blocks;
it should be noted that the cutting device includes a cutting frame 1, a green brick moving box 3 and a cutting mechanism 4, the side of the cutting frame 1 is vertically fixed with an extension plate 2, the green brick moving box 3 is slidably connected to the slide rails 11 on the cutting frame 1 and the extension plate 2 through a slide block at the bottom of the green brick moving box 3, the green brick moving box 3 is provided with a handle, the green brick moving box 3 is conveniently moved by the handle, the cutting mechanism 4 is arranged in the cutting frame 1 and uniformly cuts green bricks in the green brick moving box 3, the cutting mechanism 4 includes a lifting plate 41, a motor 44, a steel wire frame 45, a cutting steel wire 46 and a limiting assembly 47, two ends of one side of the lifting plate 41 are respectively slidably connected to guide rods 42 in the cutting frame 1, two ends of the other side of the lifting plate 41 are spirally connected to a lead screw 43 which is rotatably connected in the cutting frame 1 through a lead screw nut, the motor 44 is arranged at the top of the cutting frame 1 and is connected to the output shaft coupling 43, the steel wire frame 45 is provided with the bottom of the lifting plate 41, two ends of the cutting steel wire 46 are respectively connected to the whole block through the limiting assembly 47, and the cutting steel wire blocks can be uniformly distributed through the steel wire block 46.
In addition, the limiting component 47 includes a spring 474, a sliding rod 471 and an inserting block 475, two ends of the cutting steel wire 46 are respectively inserted into limiting holes on the steel wire frame 45 through limiting blocks 461, one end of each limiting block 461, which is far away from the cutting steel wire 46, is provided with a driving inclined plane 462, the sliding rod 471 is slidably connected to the steel wire frame 45 and a mounting frame 472 on the steel wire frame 45, a blocking disc 473 is fixed on the sliding rod 471, the spring 474 is sleeved on the sliding rod 471 and is positioned between the blocking disc 473 and the mounting frame 472, the inserting block 475 is fixed at the inner end of the sliding rod 471, an extruding inclined plane 476 matched with the driving inclined plane 462 is arranged on the inserting block 475, a slot 463 matched with the inserting block 475 is arranged on the limiting block 461, and the cutting steel wire 46 is conveniently disassembled and assembled through the limiting component 47.
The method comprises the steps of mixing, stirring, pouring, forming, standing, cutting and steam curing to prepare recycled concrete protective building blocks, wherein when green bricks are cut and partitioned, green bricks to be cut are placed in a green brick moving box 3, the green brick moving box 3 is moved to the position below a cutting mechanism 4 through an extension plate 2 and a slide rail 11 on a cutting frame 1, a motor 44 is started, an output shaft of the motor 44 drives a screw rod 43 to rotate, so that a lifting plate 41 moves downwards, a cutting steel wire 46 on a steel wire frame 45 cuts and partitions the green bricks, after the green bricks are partitioned and partitioned, the output shaft of the motor 44 is controlled to rotate reversely, the output shaft of the motor 44 drives the screw rod 43 to rotate reversely, so that the lifting plate 41 moves upwards, the green brick moving box 3 is moved to the position above the extension plate 2 through a handle on the green brick moving box 3, and then the partitioned green bricks in the green brick moving box 3 are taken down; when the cutting wire 46 on the wire frame 45 needs to be replaced, the sliding rod 471 on the limiting component 47 is pulled, the inserting block 475 at the inner end of the sliding rod 471 is separated from the inserting slot 463 on the limiting block 461 of the cutting wire 46, the cutting wire 46 is taken down from the limiting hole of the wire frame 45, when both ends of the cutting wire 46 are taken down from the wire frame 45, a new cutting wire 46 is replaced, the limiting block 461 of the cutting wire 46 is inserted into the limiting hole of the wire frame 45, the driving inclined plane 462 of the limiting block 461 presses the inserting block 475 outwards through the pressing inclined plane 476 of the inserting block 475, the spring 474 on the sliding rod 471 is compressed, when the inserting block 475 is opposite to the inserting slot 463 on the limiting block 461, the inserting block 475 is inserted into the inserting slot 463 of the limiting block 461 under the elastic force of the spring 474 to fix the cutting wire 46, and when both ends of the cutting wire 46 are fixed through the limiting component 47, the replacement of the cutting wire 46 is completed.
To sum up, stir through the compounding, pour the shaping, rest and support, cut and evaporate the step and prepare recycled concrete protection building block, wherein when using cutting device to the adobe to cut the piecemeal, carry out even piecemeal to the adobe through the cutting steel wire 46 of equipartition on the cutting mechanism 4, when cutting steel wire 46 damaged, can conveniently dismantle cutting steel wire 46 through spacing subassembly 47, practice thrift the dismouting time greatly.
The invention has been described above with reference to the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments described above, but is intended to cover various insubstantial modifications of the invention, including those based on the spirit and scope of the invention, or other applications without modification.
Claims (5)
1. A preparation process of a recycled concrete protective building block is characterized by comprising the following steps: the method comprises the following steps:
s1: selecting materials comprising 36-46 parts by weight of cement, 130-160 parts by weight of coarse aggregate, 50-75 parts by weight of fine aggregate, 0.03-0.1 part by weight of activating agent, 0.2-0.4 part by weight of air entraining agent, 0.2-0.7 part by weight of water reducing agent and 15-32 parts by weight of water;
s2: stirring and mixing the mixture obtained in the step S1 to obtain slurry;
s3: pouring and molding the slurry;
s4: standing for 1-2h, and demolding to obtain a concrete brick blank;
s5: cutting the concrete adobe by a cutting device;
s6: steaming the cut concrete blocks at 50-70 deg.C under 2-2.4Mpa for 5-7 days, and standing at 22-27 deg.C for 16-19 days to obtain concrete blocks;
the cutting device comprises a cutting frame (1), a green brick moving box (3) and a cutting mechanism (4), wherein an extension plate (2) is vertically fixed on the side face of the cutting frame (1), the green brick moving box (3) is connected onto a sliding rail (11) on the cutting frame (1) and the extension plate (2) through a sliding block at the bottom of the green brick moving box in a sliding mode, and the cutting mechanism (4) is arranged in the cutting frame (1) and used for uniformly cutting green bricks in the green brick moving box (3).
2. The preparation process of the recycled concrete protective building block according to claim 1, characterized in that: the S1 further comprises 5-11 parts of admixture by weight.
3. The preparation process of the recycled concrete protective building block according to claim 1, characterized in that: the cutting mechanism (4) comprises a lifting plate (41), a motor (44), a steel wire frame (45), cutting steel wires (46) and a limiting assembly (47), wherein two ends of one side of the lifting plate (41) are respectively connected to a guide rod (42) in the cutting frame (1) in a sliding mode, two ends of the other side of the lifting plate (41) are connected to a lead screw (43) in the cutting frame (1) in a rotating mode through a lead screw nut in a spiral mode, the motor (44) is installed at the top of the cutting frame (1) and an output shaft of the motor is connected with the lead screw (43) through a coupler, the steel wire frame (45) is provided with a plurality of steel wires and is uniformly distributed at the bottom of the lifting plate (41), and two ends of the cutting steel wires (46) are respectively connected with the steel wire frame (45) through the limiting assembly (47).
4. The preparation process of the recycled concrete protective building block according to claim 3, characterized in that: the limiting assembly (47) comprises a spring (474), a sliding rod (471) and an inserting block (475), two ends of the cutting steel wire (46) are respectively inserted into limiting holes in the steel wire frame (45) through limiting blocks (461), one end, far away from the cutting steel wire (46), of the limiting block (461) is provided with a driving inclined plane (462), the sliding rod (471) is connected to mounting frames (472) on the steel wire frame (45) and the steel wire frame (45) in a sliding mode, a blocking disc (473) is fixed on the sliding rod (471), the spring (474) is sleeved on the sliding rod (471) and located between the blocking disc (473) and the mounting frames (472), the inserting block (475) is fixed at the inner end of the sliding rod (471), an extrusion inclined plane (476) matched with the driving inclined plane (462) is arranged on the inserting block (475), and a slot (463) matched with the inserting block (475) is arranged on the limiting block (461).
5. The preparation process of the recycled concrete protective building block according to claim 1, characterized in that: and a handle is arranged on the green brick moving box (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211070161.9A CN115431379A (en) | 2022-09-02 | 2022-09-02 | Preparation process of recycled concrete protective building block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211070161.9A CN115431379A (en) | 2022-09-02 | 2022-09-02 | Preparation process of recycled concrete protective building block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115431379A true CN115431379A (en) | 2022-12-06 |
Family
ID=84246762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211070161.9A Withdrawn CN115431379A (en) | 2022-09-02 | 2022-09-02 | Preparation process of recycled concrete protective building block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115431379A (en) |
-
2022
- 2022-09-02 CN CN202211070161.9A patent/CN115431379A/en not_active Withdrawn
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20221206 |
|
| WW01 | Invention patent application withdrawn after publication |