Preparation method of environment-friendly high-performance concrete

Abstract

The invention discloses a preparation method of environment-friendly high-performance concrete, which is characterized by comprising the following steps: adding 160-220 parts by weight of cement, 90-1000 parts by weight of pebbles, 40-60 parts by weight of fly ash, 50-90 parts by weight of ceramic powder, 70-100 parts by weight of mineral powder and 800-850 parts by weight of artificial sand into stirring equipment, stirring for not less than 40 seconds once, then adding 150-180 parts by weight of water into the stirring equipment, and stirring for not less than 40 seconds once; the secondary stirring time is not less than 100 seconds, so that the environment-friendly high-performance concrete can be obtained.

Description

Technical Field

[0001] The invention relates to the technical field of environmentally friendly concrete manufacturing, and in particular to a method for preparing environmentally friendly high-performance concrete. Background Art

[0002] Environmentally friendly concrete is made by mixing waste steel slag from steel mills and fly ash from power plants with cement in a reasonable ratio. During the demolition of old buildings, a large amount of construction waste is generated. These construction wastes can be made into artificial sand, which can be used to make high-performance environmentally friendly concrete. Machine-made sand is rock particles with a particle size of less than 4.75 mm, but does not include soft rocks and weathered rock particles, and mixed sand is made by mixing machine-made sand and natural sand. Here, there is no specified mixing ratio for the mixed sand, only that it is required to meet the various performance requirements of concrete. Therefore, it is necessary to have a method for preparing environmentally friendly high-performance concrete. Summary of the invention

[0003] Based on this, the purpose of the present invention is to provide a method for preparing environmentally friendly high-performance concrete.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a method for preparing environmentally friendly high-performance concrete, comprising the following steps: according to weight proportions, 160-220 parts of cement, 900-1000 parts of gravel, 40-60 parts of fly ash, 50-90 parts of ceramic powder, 70-100 parts of mineral powder and 800-850 parts of artificial sand are added into a mixing device for stirring, the stirring time is not less than 40 seconds, and then 150-180 parts of water are added into the mixer, stirring is continued, and the second stirring time is not less than 100 seconds, so as to obtain environmentally friendly high-performance concrete.

[0005] The artificial sand is made by using a sanding device.

[0006] The sanding device includes an operating table and a sanding mechanism, the operating table is installed at the upper end, pillars are installed at both ends of the storage box, a fixing rod is installed at one end of the pillar, a stirring tank is installed at one end of the pillar, a feeding port is provided at the upper end of the stirring tank, a driving motor is installed at the upper end of the stirring tank, a stirring rod is installed at the lower end of the driving motor, slots are provided at both ends of the stirring rod, a scraper is installed at one end of the slot, a working groove is provided on one side of the upper end of the operating table, fixing holes are provided at both ends of the working groove, a load-bearing frame is installed at the upper end of the fixing hole, a sliding groove is provided at the upper end of the load-bearing frame, and a sanding mechanism is installed at the lower end of the load-bearing frame.

[0007] The stirring tank is threadedly connected to the support via a fixing rod, and the stirring tank is tightly fitted to the storage box.

[0008] The scraper is connected to the stirring rod by means of a clamping groove, and the scraper is symmetrically arranged with respect to the central axis of the stirring rod.

[0009] The load-bearing frame is connected to the operating table by snapping through the fixing holes, and the load-bearing frame is of slotted design.

[0010] The sanding mechanism includes a hydraulic cylinder, a linkage rod, a stabilizing plate, a balancing plate, and a sanding plate. The hydraulic cylinder is installed at the upper end of the load-bearing frame, a linkage rod is installed on the piston rod of the hydraulic cylinder, a stabilizing plate is installed at the lower end of the linkage rod, a balancing plate is installed at the lower end of the stabilizing plate, and a sanding plate is installed at the lower end of the balancing plate.

[0011] The balance board and the load-bearing frame form a telescopic structure through a linkage rod, and the balance board is tightly fitted with the frosting board.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. The present invention comprises an operating table, a working trough, a load-bearing frame, a slideway and a sanding mechanism. The sanding plate installed in the device is moved forward and backward by an installed hydraulic cylinder, and can be moved by cooperating with a slideway provided on the load-bearing frame, so that the artificial sand passing through the working trough can be sanded, and the sanding operation can be performed in all directions. Moreover, the sanding plate can be easily disassembled and replaced by an installed balance plate and a stabilizing plate, and the sanding efficiency can be maintained after replacement;

[0014] 2. The present invention uses an operating table, a stirring tank, a driving motor, a stirring rod, a slot and a scraper. The stirring tank installed in the device can fully mix and stir the artificial sand that needs to be frosted. After stirring, the stirring rod can be rotated to drive the scraper to rotate inside the stirring tank, and the inner wall of the stirring tank can be cleaned, which is convenient for cleaning the inside of the stirring tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front cross-sectional view of the present invention;

[0016] Figure 2 It is a schematic diagram of the structure of the present invention from the rear;

[0017] Figure 3 It is a schematic diagram of the composition structure of the stirring tank of the present invention;

[0018] Figure 4 It is a structural schematic diagram of the grinding mechanism of the present invention;

[0019] Figure 5 It is a structural schematic diagram of the auxiliary mechanism of the present invention;

[0020] In the figure: 1. operating table; 2. storage box; 3. support; 4. fixing rod; 5. mixing tank; 6. feeding port; 7. driving motor; 8. mixing rod; 9. slot; 10. scraper; 11. working slot; 12. fixing hole; 13. load-bearing frame; 14. slide; 15. grinding mechanism; 1501. hydraulic cylinder; 1502. linkage rod; 1503. stabilizing plate; 1504. balancing plate; 1505. grinding plate; 1506. fixing rod; 1601. crushing head; 1602. elastic connecting piece; 1603. pushing block; 1604. fixed connecting piece; 1605. swing arm; 1606. rotating shaft; 1607. guide wheel; 1608. guide seat plate; 1609. cross bar; 1610. triangular linkage block; 1611. vibration motor. DETAILED DESCRIPTION

[0021] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0022] The following describes an embodiment of the present invention based on its overall structure.

[0023] See also Figure 1-5 The preparation method of the environmentally friendly high-performance concrete comprises the following steps: according to the weight proportions, 160-220 parts of cement, 90-1000 parts of gravel, 40-60 parts of fly ash, 50-90 parts of ceramic powder, 70-100 parts of mineral powder and 800-850 parts of artificial sand are added into a mixing device for stirring, the stirring time is not less than 40 seconds, and then 150-180 parts of water are added into the mixer, stirring is continued, and the second stirring time is not less than 100 seconds, so as to obtain the environmentally friendly high-performance concrete.

[0024] In this embodiment, the environmentally friendly high-performance concrete specifically adopts the following raw materials in parts by weight: 190 parts of cement, 920 parts of gravel, 50 parts of fly ash, 55 parts of ceramic powder, 80 parts of mineral powder, 820 parts of artificial sand and 175 parts of water.

[0025] The artificial sand is made of a sanding device; the sanding device includes an operating table 1 and a sanding mechanism 15, the upper end of the operating table 1 is installed with pillars 3 at both ends of the storage box 2, a fixing rod 4 is installed at one end of the pillar 3, a stirring tank 5 is installed at one end of the pillar 3, the stirring tank 5 is threadedly connected to the pillar 3 through the fixing rod 4, and the stirring tank 5 is tightly fitted with the storage box 2, the stirring tank 5 installed in the device is supported and fixed by the pillars 3 at both ends, the stability of the entire stirring tank 5 can be maintained, and the stirring tank 5 is convenient for disassembly and maintenance, an inlet 6 is provided at the upper end of the stirring tank 5, a driving motor 7 is installed at the upper end of the stirring tank 5, a stirring rod 8 is installed at the lower end of the driving motor 7, the left and right ends of the stirring rod 8 are provided with a card slot 9, a scraper 10 is installed at one end of the card slot 9, the scraper 10 is connected to the stirring rod 8 through the card slot 9, and the scraper 10 is symmetrically arranged with the central axis of the stirring rod 8, the scraper 10 installed in the device can slide on the inner wall of the stirring tank 5 after the rotation of the stirring rod 8, When the mixing tank 5 is in use, the inner wall is cleaned. A working groove 11 is provided on one side of the upper end of the operating table 1. Fixing holes 12 are provided at both ends of the working groove 11. A load-bearing frame 13 is installed on the upper end of the fixing hole 12. A slide groove 14 is provided on the upper end of the load-bearing frame 13. A grinding mechanism 15 is installed on the lower end of the load-bearing frame 13. The grinding mechanism 15 includes a hydraulic cylinder 1501, a linkage rod 1502, a stabilizing plate 1503, a balancing plate 1504, and a grinding plate 1505. The hydraulic cylinder 1501 is installed on the load-bearing frame 1 3, a linkage rod 1502 is installed on the piston rod of the hydraulic cylinder 1501, a stabilizing plate 1503 is installed at the lower end of the linkage rod 1502, a balancing plate 1504 is installed at the lower end of the stabilizing plate 1503, and a frosting plate 1505 is installed at the lower end of the balancing plate 1504. The frosting plate 1505 installed in the device can move back and forth in the working slot 11 opened on the operating table 1 through the operation of the hydraulic cylinder 1501, so as to play a frosting role, and it is also convenient to replace the frosting plate 1505.

[0026] By adopting this structure, artificial sand is poured into the mixing tank 5 through the feeding port 6 provided at the upper end thereof. After the pouring, the stirring rod 8 can be driven to rotate by the driving motor 7 in the device, and the installed scraper 10 can be driven to slide and rotate on the inner wall of the mixing tank 5 during the rotation. When the stirring rod 8 stirs and rotates the artificial sand, the scraper 10 cleans the inner wall of the mixing tank 5, so as to facilitate the cleaning of the mixing tank 5. When the artificial sand after stirring falls into the storage box 2, it will flow into the working groove 11 through the inclined storage box 2. The sanding plate 1505 installed in the device can move the working groove 11 provided on the operating table 1 back and forth through the operation of the hydraulic cylinder 1501, so as to play a sanding role, and it is also convenient to replace the sanding plate 1505, so as to complete the use process of the device. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0027] A guide plate 1608 is installed on the load-bearing frame 13, and the guide plate 1608 is located below the load-bearing frame 13. A cross bar 1609 is horizontally slidably connected to the guide plate 1608. An elastic connector 1602 is vertically installed at one end of the cross bar 1609. The upper end of the elastic connector 1602 is connected to the vibration motor 1611, and the lower end of the elastic connector 1602 is connected to the crushing head 1601. With this structure, the elastic connector 1602 adopts the existing structure, which can make the crushing head 1601 have a certain activity space up and down, and at the same time, make the crushing head 1601 abut against the working groove 11; the middle part of the cross bar 1609 has a symmetrically arranged triangular linkage block 1610, which is rotated on the guide plate 1608 through the rotating shaft 1606 and the middle of the swing arm 1605. The swing arm 1605 is connected with a guide wheel 1607 matched with the triangular linkage block 1610 at one end, and the other end of the swing arm 1605 is connected with the push block 1603 through a fixed connector 1604. There is also a spring between the other end of the swing arm 1605, and the other end of the cross bar 1609 is connected with the linkage rod 1502 through a fixed rod 4. With this structure, when the linkage rod 1502 moves back and forth, the linkage rod 1502 can drive the cross bar 1609 to move, and the cross bar 1609 can make the two swing arms 1605 swing back and forth, and the swing arm 1605 drives the push block 1603 to move, so as to push the artificial sand back and forth, and the crushing head 1601 can play an auxiliary role in crushing the artificial sand, so as to better realize the sanding operation of the artificial sand, and the auxiliary effect is good.

[0028] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A method for preparing environmentally friendly high-performance concrete, characterized in that: The method comprises the following steps: adding 160-220 parts of cement, 90-1000 parts of gravel, 40-60 parts of fly ash, 50-90 parts of ceramic powder, 70-100 parts of mineral powder and 800-850 parts of artificial sand into a mixing device according to weight proportions for mixing, with a mixing time of not less than 40 seconds, then adding 150-180 parts of water into the mixer, continuing to mix, with a second mixing time of not less than 100 seconds, and thus obtaining environmentally friendly high-performance concrete.

2. The method for preparing an environmentally friendly high-performance concrete according to claim 1, characterized in that: The artificial sand is made by using a sanding device.

3. The method for preparing an environmentally friendly high-performance concrete according to claim 2, characterized in that: The sanding device comprises an operating table (1) and a sanding mechanism (15), characterized in that: a sanding device is installed at the upper end of the operating table (1), pillars (3) are installed at both ends of the storage box (2), a fixing rod (4) is installed at one end of the pillar (3), a stirring tank (5) is installed at one end of the pillar (3), a material inlet (6) is opened at the upper end of the stirring tank (5), a driving motor (7) is installed at the upper end of the stirring tank (5), and a stirring device (7) is installed at the lower end of the driving motor (7). A rod (8) is provided at both left and right ends of the stirring rod (8), a scraper (10) is installed at one end of the slot (9), a working slot (11) is provided at one side of the upper end of the operating table (1), a fixing hole (12) is provided at both left and right ends of the working slot (11), a load-bearing frame (13) is installed at the upper end of the fixing hole (12), a sliding groove (14) is provided at the upper end of the load-bearing frame (13), and a grinding mechanism (15) is installed at the lower end of the load-bearing frame (13).

4. The method for preparing an environmentally friendly high-performance concrete according to claim 3, characterized in that: The stirring tank (5) is threadedly connected to the support (3) via a fixing rod (4), and the stirring tank (5) is tightly fitted to the storage box (2).

5. The method for preparing an environmentally friendly high-performance concrete according to claim 3, characterized in that: The scraper (10) is engaged and connected with the stirring rod (8) through a clamping groove (9), and the scraper (10) is symmetrically arranged with respect to the central axis of the stirring rod (8).

6. The method for preparing an environmentally friendly high-performance concrete according to claim 3, characterized in that: The load-bearing frame (13) is snap-connected to the operating table (1) via the fixing hole (12), and the load-bearing frame (13) is of slotted design.

7. The method for preparing an environmentally friendly high-performance concrete according to claim 3, characterized in that: The sanding mechanism (15) comprises a hydraulic cylinder (1501), a linkage rod (1502), a stabilizing plate (1503), a balancing plate (1504), and a sanding plate (1505); the hydraulic cylinder (1501) is mounted on the upper end of the load-bearing frame (13); the linkage rod (1502) is mounted on the piston rod of the hydraulic cylinder (1501); the stabilizing plate (1503) is mounted on the lower end of the linkage rod (1502); the balancing plate (1504) is mounted on the lower end of the stabilizing plate (1503); and the sanding plate (1505) is mounted on the lower end of the balancing plate (1504).

8. The method for preparing an environmentally friendly high-performance concrete according to claim 7, characterized in that: The balancing plate (1504) forms a telescopic structure with the load-bearing frame (13) through the linkage rod (1502), and the balancing plate (1504) and the frosting plate (1505) are tightly fitted.

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