CN119550473A - Fiber concrete mixing device and mixing method - Google Patents
Fiber concrete mixing device and mixing method Download PDFInfo
- Publication number
- CN119550473A CN119550473A CN202510115615.7A CN202510115615A CN119550473A CN 119550473 A CN119550473 A CN 119550473A CN 202510115615 A CN202510115615 A CN 202510115615A CN 119550473 A CN119550473 A CN 119550473A
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- Prior art keywords
- barrel
- stirring
- side wall
- fiber
- mixing
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Classifications
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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
- B28C5/14—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 horizontal or substantially horizontal 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
- B28C7/04—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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- 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
- B28C7/12—Supplying or proportioning liquid ingredients
- B28C7/126—Supply means, e.g. nozzles
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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
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
- B28C7/162—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a fiber concrete stirring device, which comprises a stirring barrel, wherein a feeding component, a water feeding component and a discharging component are respectively communicated with the side wall of the stirring barrel, a rectangular supporting component opposite to the feeding component is arranged beside the side wall of the stirring barrel, two supporting frames are vertically connected to the surface of the supporting component close to the stirring barrel, the stirring barrel is positioned between the two supporting frames, a driving motor is arranged on the surface of one supporting frame, the output end of the driving motor is connected with a rotating shaft, the rotating shaft is rotationally connected with the other supporting frame after penetrating through a port of the stirring barrel, a stirring component is arranged on the side wall of the rotating shaft positioned in the stirring barrel, and a control component is arranged on the surface of the supporting frame.
Description
Technical Field
The invention belongs to the technical field of concrete stirring devices, and particularly relates to a fiber concrete stirring device and a fiber concrete stirring method.
Background
Fiber concrete is a cement-based composite material based on micromechanics or micromechanics and mainly comprising cement, sand, etc.
The fiber concrete needs to be stirred by a stirring device in the production process, the existing stirring device is single in structure function, the raw materials are easy to accumulate after being added into the stirring device, the workability of the concrete is reduced, the materials are easy to adhere to the inner wall of a stirring barrel and inconvenient to clean, waste is caused, the fiber is not well dispersed in the stirring barrel due to the fact that the fiber with a longer length is added into the fiber concrete, and the stirring efficiency is affected due to the fact that the stirring barrel is arranged vertically at present, and the stirring of the concrete is uneven due to the limitation of the rotating path of a stirrer. Accordingly, there is a need to provide a device and method for stirring fiber concrete to solve the above problems.
Disclosure of Invention
The invention aims to provide a fiber concrete stirring device, which solves the problems that in the prior art, the content of fiber added into a concrete stirring barrel is easy to agglomerate and disperse unevenly, so that the performance of a concrete mixture is poor, and the strength of the concrete is affected.
Another object of the present invention is to provide a fiber concrete stirring method, which solves the problem of uneven stirring caused by a single stirring blade in the prior art.
The technical scheme includes that the fiber concrete stirring device comprises a stirring barrel, wherein a feeding component, a water feeding component and a discharging component are respectively communicated with the side wall of the stirring barrel, a rectangular supporting component opposite to the feeding component is arranged beside the side wall of the stirring barrel, two supporting frames are vertically connected to the surface of the supporting component, the stirring barrel is positioned between the two supporting frames, a driving motor is arranged on the surface of one supporting frame, the output end of the driving motor is connected with a rotating shaft, the rotating shaft penetrates through a port of the stirring barrel and is rotationally connected with the other supporting frame, a stirring component is arranged on the side wall of the rotating shaft positioned in the stirring barrel, a control component is arranged on the surface of the supporting frame, and the control component is respectively and electrically connected with the feeding component, the driving motor, the water feeding component and the discharging component.
The invention is also characterized in that:
The feeding assembly comprises a hollow fiber feeding top box communicated with the stirring barrel, two transmission shafts which are arranged in parallel are arranged in the fiber feeding top box, one end of one transmission shaft penetrates through the side wall of the fiber feeding top box and then is connected with the output end of a feeding motor, the feeding motor is connected with the side wall of the stirring barrel, the other end of the transmission shaft penetrates through the side wall of the fiber feeding top box and then is sleeved with a first synchronous wheel, one end of the other transmission shaft penetrates through the side wall of the fiber feeding top box and then is sleeved with a synchronous belt, the other end of the other transmission shaft is rotationally connected with the inner wall of the fiber feeding top box, the synchronous belt is located on the same side of the fiber feeding top box as the first synchronous wheel, the synchronous belt is in transmission connection with the first synchronous wheel through a second synchronous wheel, the two transmission shaft side walls located in the fiber feeding top box are both connected with guide plates, the fiber feeding top box side wall is communicated with the fiber feeding top box, the fiber feeding barrel is far away from the port of the fiber feeding top box and is connected with a flange, and the fiber feeding box and the stirring barrel are symmetrically arranged about the fiber feeding top box.
The agitator lateral wall is close to feeding subassembly department intercommunication and has the feeder hopper, and the feeder hopper is the V-arrangement, and feeder hopper and agitator intercommunication department are equipped with the feed valve, are connected with the bracing piece between feeder hopper bottom and the supporting component, have seted up the observation hole on the agitator lateral wall, and the observation hole cooperation has glass window.
The discharging assembly is close to the supporting assembly, the discharging assembly comprises a discharging hole which is formed in the side wall of the stirring barrel, the discharging hole is matched with a movable door, the movable door is movably connected with the side wall of the stirring barrel, a through hole is formed in the surface of the movable door, the stirring barrel is communicated with a first discharging barrel which is a cylinder through the through hole, a rotating groove is formed in the position, away from the port of the stirring barrel, of the first discharging barrel, one end of a second discharging barrel which is a cone is connected in a rotating mode, the axis direction of the first discharging barrel is 45-60 degrees with the vertical direction of the stirring barrel, a cap is matched at the position, away from the port of the first discharging barrel, of the second discharging barrel, the side wall of the second discharging barrel is sleeved with a first rotating gear, the movable door is close to the surface of the first discharging barrel, the discharging motor is located beside the first discharging barrel, the output end of the discharging motor is connected with a rotating rod, a third rotating gear and a fourth rotating gear are sequentially sleeved on the rotating rod, the first rotating gear is meshed with the third rotating gear, the second rotating gear is meshed with the fourth rotating gear, the third rotating gear and the fourth rotating gear are different in gear intervals, and a plurality of discharging pieces are arranged on the inner walls of the first discharging barrel and the second discharging barrel.
The supporting component comprises a bottom plate, the surface of the bottom plate is connected with the supporting frame, universal wheels are arranged on two sides of the surface of the bottom plate, which is far away from the supporting frame, of the bottom plate, the side wall of the bottom plate is connected with an extension plate, the surface of the extension plate is connected with a positioning bolt in a penetrating threaded manner, one end of the positioning bolt is connected with a supporting leg, the other end of the positioning bolt is connected with a knob, and the stirring barrel is fixed with the supporting frame through a bolt.
The stirring assembly comprises two spiral blades which are sleeved on a rotating shaft and are in vortex shapes, the rotating angle of the spiral blades is 40-50 degrees, the two spiral blades are respectively close to two ends of a rotating shaft in the stirring barrel, the diameters of the two spiral blades in the directions, which are far away from the inner wall of the stirring barrel, are gradually reduced, a hollow stirring shaft is sleeved on the rotating shaft between the two spiral blades, the side wall of the stirring shaft is connected with a scraping plate through two connecting rods, the two connecting rods are far away from the port of the stirring shaft and are connected with the scraping plate together, the side wall of the stirring shaft is connected with a stirring plate, the scraping plate and the stirring plate are arranged at equal intervals, wedge-shaped blades are connected on the two connecting rods, the wedge-shaped blades are positioned in a space surrounded by the scraping plate, the connecting rods and the stirring shaft, the wedge-shaped blades are arranged at equal intervals, a shaft seat is sleeved on the rotating shaft, which is positioned outside the stirring barrel, and is close to the outer wall of the stirring barrel, and is fixed with a supporting frame.
The water inlet assembly is arranged close to the feeding assembly and comprises a water inlet pipe, the water inlet pipe is Y-shaped, two ports of the water inlet pipe are communicated with the side wall of the stirring barrel, and a water inlet valve is arranged at the other port of the water inlet pipe.
The control assembly comprises a control box, a chip is arranged in the control box, a switch group and a display are arranged on the surface of the control box, the chip is respectively connected with the switch group and the display through signal wires, and the chip is respectively electrically connected with a driving motor, a feeding motor, a water inlet valve and a discharging motor.
The other technical scheme adopted by the invention is that the fiber concrete stirring method adopts a fiber concrete stirring device, and comprises the following specific operation steps:
step 1, placing cement and sand for preparing fiber concrete in a feed hopper, placing fibers in a fiber feeding barrel 308, opening a driving motor, a feeding motor and a feeding valve, and mixing and stirring the fibers, the cement and the sand in a stirring barrel for not more than 0.5min;
Step 2, opening a water inlet valve, and adding the mixed solution into the stirring barrel through the water inlet pipe to mix and stir for 2.4-2.6 min;
and 3, opening the cap, starting the discharging motor, and collecting the fiber concrete obtained after the stirring.
The mixing and stirring speed in the step 1 is 20-50 r/min, the mixing and stirring speed in the step 2 is 20-50 r/min, and the mixed solution is a solution obtained by mixing water and an additive.
The beneficial effects of the invention are as follows:
The fiber concrete stirring device is provided with the feeding component, so that the fiber concrete stirring device is uniformly dispersed in the stirring barrel in the feeding process, aggregation is avoided, the stirring component is arranged in the stirring barrel and is used for stirring materials added into the stirring barrel to obtain fiber concrete, the supporting component plays a role in convenient movement and fixation, the discharging component is used for conveniently collecting the stirred concrete, and the control component can be used for controlling the stirring speed, feeding speed and discharging speed in the whole stirring process.
Drawings
FIG. 1 is a schematic structural view of a fiber concrete mixing device of the present invention;
FIG. 2 is a schematic view of the structure of a stirring assembly in the fiber concrete stirring device of the present invention;
FIG. 3 is a schematic view of the structure of the feed assembly of the fiber concrete mixing device of the present invention;
FIG. 4 is a schematic view of the structure of a glass window and a feed hopper in the fiber concrete mixing device of the present invention;
FIG. 5 is a schematic view of the structure of the discharge assembly of the fiber concrete mixing device of the present invention;
FIG. 6 is a schematic view of the structure of a first discharge basket of the fiber concrete mixing device of the present invention;
fig. 7 is a schematic structural view of a support assembly in the fiber concrete mixing device of the present invention.
In the drawings, 1 support assembly, 101, bottom plate, 102, universal wheel, 103, extension plate, 104, positioning bolt, 105, support foot, 106, knob, 2, stirring barrel, 3, feeding assembly, 301, fiber feeding top box, 302, transmission shaft, 303, feeding motor, 304, first synchronous wheel, 305, synchronous belt, 306, second synchronous wheel, 307, guide blade, 308, fiber feeding barrel, 309, feed hopper, 3010, feeding valve, 3011, support bar, 3012, flange, 4, support frame, 5, driving motor, 6, rotation shaft, 7, stirring assembly, 701, spiral blade, 702, stirring shaft, 703, scraper, 704, stirring plate, 705, connecting rod, 706, wedge blade, 707, shaft seat, 8, discharge assembly, 801, 802 through hole, 803, movable door, 804, first discharge barrel, 805, rotation groove, 806, second discharge barrel, 807, 808, second rotation gear, 809, discharge motor, 8010 rotation shaft, 8010, third gear, 8011, rotation gear, third gear, fourth gear, window, 14, switch, 13, switch, 11, switch, 13, switch, and control assembly.
Detailed Description
The invention will be described in detail below with reference to the drawings and the detailed description.
Fiber concrete agitating unit, as shown in fig. 1, including agitator 2, agitator 2 lateral wall intercommunication has feeding subassembly 3 respectively, intake subassembly 12 and ejection of compact subassembly 8, the other supporting component 1 that is the rectangle that is equipped with of agitator 2 lateral wall position relative with feeding subassembly 3, supporting component 1 is close to agitator 2 surface and is connected with two support frames 4 perpendicularly, agitator 2 is located between two support frames 4, one of them support frame 4 surface mounting has driving motor 5, driving motor 5 output is connected with axis of rotation 6, axis of rotation 6 runs through agitator 2 port back and rotates with another support frame 4 and be connected, axis of rotation 6 lateral wall that is located agitator 2 installs agitating unit 7, support frame 4 surface mounting has control assembly 9, control assembly 9 is connected with feeding subassembly 3 respectively, driving motor 5, intake subassembly 12 and ejection of compact subassembly 8 electricity.
The feeding component 3 comprises a hollow fiber feeding top box 301 communicated with the stirring barrel 2, two parallel transmission shafts 302 are arranged in the fiber feeding top box 301, one end of one transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is connected with the output end of a feeding motor 303, the feeding motor 303 is connected with the side wall of the stirring barrel 2, the other end of the transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a first synchronous wheel 304, one end of the other transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a synchronous belt 305, the other end of the other transmission shaft 302 is rotationally connected with the inner wall of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are positioned on the same side of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are in transmission connection through a second synchronous wheel 306, two transmission shaft 302 side walls positioned in the fiber feeding top box 301 are both connected with guide plates 307, the side wall of the fiber feeding top box 301 is communicated with a fiber feeding barrel 308, a position, which is far away from the port of the fiber feeding top box 301, is connected with a flange 3012, and the fiber feeding barrel 308 is symmetrically arranged with the stirring barrel 2 about the fiber feeding top box 301.
The side wall of the stirring barrel 2 is communicated with a feeding hopper 309 close to the feeding assembly 3, the feeding hopper 309 is in a V shape, a feeding valve 3010 is arranged at the communication part of the feeding hopper 309 and the stirring barrel 2, a supporting rod 3011 is connected between the bottom of the feeding hopper 309 and the supporting assembly 1, an observation hole 10 is formed in the side wall of the stirring barrel 2, and the observation hole 10 is matched with a glass window 11, as shown in fig. 3, 4 and 7.
As shown in fig. 5 and 6, the discharging component 8 is arranged close to the supporting component 1, the discharging component 8 comprises a discharging hole 801 which is formed in the side wall of the stirring barrel 2, the discharging hole 801 is matched with a movable door 803, the movable door 803 is movably connected with the side wall of the stirring barrel 2, a through hole 802 is formed in the surface of the movable door 803, the stirring barrel 2 is communicated with a first discharging barrel 804 which is a column body through the through hole 802, a rotary groove 805 is formed in the position, far away from the port of the stirring barrel 2, of the first discharging barrel 804, the rotary groove 805 is rotationally connected with one end of a second discharging barrel 806 which is a cone body, the axial direction of the first discharging barrel 804 is 45-60 degrees with the vertical direction of the stirring barrel 2, a cap 8013 is matched with the position, far away from the port of the first discharging barrel 804, of the first discharging barrel 804 is sleeved with a first rotary gear 807, the side wall of the second discharging barrel 806 is sleeved with a second rotary gear 808, the movable door is close to the first discharging barrel 804, the surface of the first discharging barrel 809 is connected with a discharging motor 809, the output end of the first discharging motor 8010 is connected with a rotary rod 8010, the rotary rod 8010 is sequentially sleeved with a third rotary gear 8011 and a fourth rotary gear 8011 is meshed with the fourth rotary gear 8011, and the fourth rotary gear 8011 is meshed with the fourth rotary gear 8011; the gear intervals of the third rotating gear 8011 and the fourth rotating gear 8012 are different, and a plurality of stirring sheets 8014 are respectively arranged on the inner walls of the first discharging barrel 804 and the second discharging barrel 806.
The supporting component 1 comprises a bottom plate 101, the surface of the bottom plate 101 is connected with a supporting frame 4, universal wheels 102 are arranged on two sides, far away from the supporting frame 4, of the surface of the bottom plate 101, an extension plate 103 is connected to the side wall of the bottom plate 101, a positioning bolt 104 penetrates through the surface of the extension plate 103 and is connected with threads, one end of the positioning bolt 104 is connected with a supporting foot 105, the other end of the positioning bolt 104 is connected with a knob 106, as shown in fig. 7, and the stirring barrel 2 and the supporting frame 4 are fixed through bolts.
As shown in fig. 2, the stirring assembly 7 includes two spiral blades 701 sleeved on the rotation shaft 6 and having a vortex shape, the rotation angle of the spiral blades 701 is 40 ° to 50 °, the two spiral blades 701 are respectively disposed near two ends of the rotation shaft 6 in the stirring barrel 2, the diameters of the two spiral blades 701 in the direction away from the inner wall of the stirring barrel 2 are gradually reduced, a hollow stirring shaft 702 is sleeved on the rotation shaft 6 between the two spiral blades 701, the side wall of the stirring shaft 702 is connected with a scraper 703 through two connecting rods 705, the two connecting rods 705 are connected with the scraper 703 together at the positions away from the ports of the stirring shaft 702, the side wall of the stirring shaft 702 is connected with a turning plate 704, the scraper 703 and the turning plate 704 are disposed at equal intervals, wedge blades 706 are connected on the two connecting rods 706, the wedge blades 706 are disposed in a space surrounded by the scraper 703, the connecting rods 705 and the stirring shaft 702, and shaft seats 707 are sleeved on the rotation shaft 6 outside the stirring barrel 2 and are fixed with the support frame 4.
The water inlet assembly 12 is arranged near the feeding assembly 3, the water inlet assembly 12 comprises a water inlet pipe 13, the water inlet pipe 13 is Y-shaped, two ports of the water inlet pipe 13 are communicated with the side wall of the stirring barrel 2, and a water inlet valve 14 is arranged at the other port of the water inlet pipe 13, as shown in fig. 4.
As shown in fig. 7, the control assembly 9 includes a control box 901, a chip 902 is disposed in the control box 901, a switch group 903 and a display 904 are disposed on the surface of the control box 901, the chip 902 is connected with the switch group 903 and the display 904 through signal lines, and the chip 902 is electrically connected with a driving motor 5, a feeding motor 303, a water inlet valve 14 and a discharging motor 809.
The other technical scheme adopted by the invention is that the fiber concrete stirring method adopts a fiber concrete stirring device, and comprises the following specific operation steps:
Step 1, placing cement and sand for preparing fiber concrete in a feed hopper 309, placing fibers into a fiber feeding barrel 308, opening a driving motor 5, a feeding motor 303 and a feeding valve 3010, and mixing and stirring the fibers, the cement and the sand in a stirring barrel 2 for not more than 0.5min;
Step 2, adding the mixed solution into the stirring barrel 2 through the water inlet pipe 13, and mixing and stirring for 2.4-2.6 min;
and 3, opening the cap 8013, starting the discharging motor 809, and collecting the fiber concrete obtained after the stirring is completed.
The mixing and stirring speed in the step 1 is 20-50 r/min, the mixing and stirring speed in the step 2 is 20-50 r/min, and the mixed solution is a solution obtained by mixing water and an additive.
The additive mainly comprises a water reducing agent and an air entraining agent, and can be added with a preservative, an accelerator or a retarder according to actual requirements to increase the performance of the concrete.
The transmission shafts 302 are respectively provided with a guide piece 307 which rotates under the action of a feeding motor 303 to ensure that raw materials put into the stirring barrel 2 smoothly enter the stirring barrel 2 and do not cohesive in the fiber feeding barrel 308, the first synchronous wheel 304 and the second synchronous wheel 306 rotate together to be connected with the synchronous belt 305, one end of one transmission shaft 302 is connected with the feeding motor 303, but under the drive of the synchronous belt 305, the two transmission shafts 302 which are mutually parallel to each other rotate synchronously, the raw materials can be weighed and put into the feeding hopper 309 so as to be conveniently added into the fiber feeding barrel 308, the arranged glass window 11 can observe the stirring condition in the stirring barrel 2 in real time, the arranged discharge hole 801 is matched with the movable door 803, and when the stirring barrel 2 needs to be cleaned, the movable door 803 is opened to clean the stirring barrel 2.
The first rotating gear 807 is meshed with the third rotating gear 8011, the second rotating gear 808 is meshed with the fourth rotating gear 8012, the discharging motor 809 rotates to drive the third rotating gear 8011 and the fourth rotating gear 8012 to rotate, stirring pieces 8014 are arranged on the inner walls of the first discharging barrel 804 and the second discharging barrel 806, the stirring pieces 8014 are of fish scales and form 45-60 degrees with the inner walls of the first discharging barrel 804 and the second discharging barrel 806 respectively, the discharging effect is better, mixed fiber concrete can be stirred again during discharging, the effects of uniform discharging and adhesion prevention between the fiber concrete and the inner walls of the discharging barrels are achieved, and the rotation of the first discharging barrel 804 and the second discharging barrel 806 with different speeds can be achieved due to different gear intervals of the third rotating gear 8011 and the fourth rotating gear 8012.
The stirring device is convenient to move due to the arrangement of the universal wheels 102, the rotation of the knob 106 adjusts the height of the extension plate 103, the support legs 105 adapt to the bottom plate 101 with different heights, the support effect on the bottom plate 101 is achieved, the stability of the stirring device in the stirring process is guaranteed, the two spiral blades 701 are opposite in rotation direction, raw materials can be gathered in the middle of the stirring barrel 2 in the stirring process, the spiral blades 701 rotate along the vortex direction in the rotation process, the rotation angle of the spiral blades 701 is 40-50 degrees, the best rotation angle is achieved when the rotation angle is 45 degrees, the rotation directions of the two spiral blades 701 are opposite, the rotation diameter of the direction away from the inner wall of the stirring barrel 2 is gradually reduced, the stirring effect of the stirring plates 704 and the wedge-shaped blades 706 is guaranteed in the stirring process, the raw materials attached to the inner wall of the stirring barrel 2 are scraped down continuously, the raw materials gathered in the middle of the stirring barrel 704 are stirred, the stirring effect of the intermediate raw materials is enhanced, the stirring effect of the scraping blades 706 is guaranteed, and the stirring shaft seat is arranged in the stirring process of the stirring shaft 707 is guaranteed.
There is 2~5 mm's clearance between scraper blade 703 and the agitator 2 inner wall, avoids scraper blade 703 and agitator 2 inner wall direct contact in the stirring process, can prevent the material card in the clearance again, ensures clean convenience. The mixing and stirring speed in the step 1 of the fiber concrete stirring method can be different, the stirring rotating speed in the initial stage is lower, the uniform mixing of materials is ensured, and the speed in the subsequent stage is increased, so that the materials are mixed more thoroughly. The fiber added in the fiber concrete is various, and glass fibers, polyvinyl alcohol fibers, polypropylene fibers and the like are used, so that the stirring speed can be adjusted according to different requirements of materials and through observation of the glass window 11, the fibers and the aggregate are uniformly distributed, and layering or fiber breakage caused by improper stirring speed is avoided. The second discharging barrel 806 and the first discharging barrel 804 have an included angle of 45-60 degrees with the vertical direction of the stirring barrel 2, and the discharging effect is best when the included angle is 50 degrees, so that smooth discharging after stirring is finished can be ensured. The support rods 3011 are not less than two, and the support rods 3011 are arranged opposite to each other, so that the force for supporting the feed hopper 309 is uniform, and the flange 3012 is used for connecting external fiber pneumatic conveying equipment.
Example 1
The fiber concrete stirring device comprises a stirring barrel 2, wherein a feeding component 3, a water inlet component 12 and a discharging component 8 are respectively communicated with the side wall of the stirring barrel 2, a rectangular supporting component 1 opposite to the feeding component 3 in position is arranged beside the side wall of the stirring barrel 2, two supporting frames 4 are vertically connected to the surface of the supporting component 1, the stirring barrel 2 is positioned between the two supporting frames 4, a driving motor 5 is arranged on the surface of one supporting frame 4, a rotating shaft 6 is connected to the output end of the driving motor 5, the rotating shaft 6 penetrates through a port of the stirring barrel 2 and is rotationally connected with the other supporting frame 4, a stirring component 7 is arranged on the side wall of the rotating shaft 6 positioned in the stirring barrel 2, a control component 9 is arranged on the surface of the supporting frame 4, and the control component 9 is respectively electrically connected with the feeding component 3, the driving motor 5, the water inlet component 12 and the discharging component 8.
Example 2
The fiber concrete stirring device comprises a stirring barrel 2, wherein a feeding component 3, a water inlet component 12 and a discharging component 8 are respectively communicated with the side wall of the stirring barrel 2, a rectangular supporting component 1 opposite to the feeding component 3 in position is arranged beside the side wall of the stirring barrel 2, two supporting frames 4 are vertically connected to the surface of the supporting component 1, the stirring barrel 2 is positioned between the two supporting frames 4, a driving motor 5 is arranged on the surface of one supporting frame 4, a rotating shaft 6 is connected to the output end of the driving motor 5, the rotating shaft 6 penetrates through a port of the stirring barrel 2 and is rotationally connected with the other supporting frame 4, a stirring component 7 is arranged on the side wall of the rotating shaft 6 positioned in the stirring barrel 2, a control component 9 is arranged on the surface of the supporting frame 4, and the control component 9 is respectively electrically connected with the feeding component 3, the driving motor 5, the water inlet component 12 and the discharging component 8.
The feeding component 3 comprises a hollow fiber feeding top box 301 communicated with the stirring barrel 2, two parallel transmission shafts 302 are arranged in the fiber feeding top box 301, one end of one transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is connected with the output end of a feeding motor 303, the feeding motor 303 is connected with the side wall of the stirring barrel 2, the other end of the transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a first synchronous wheel 304, one end of the other transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a synchronous belt 305, the other end of the other transmission shaft 302 is rotationally connected with the inner wall of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are positioned on the same side of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are in transmission connection through a second synchronous wheel 306, the side walls of the two transmission shafts 302 positioned in the fiber feeding top box 301 are both connected with a guide piece 307, the side wall of the fiber feeding top box 301 is communicated with a fiber feeding barrel 308, the port of the fiber feeding barrel 308 is far away from the fiber feeding top box 301 and is connected with a flange 3012, and the fiber feeding barrel 308 and the stirring barrel 301 is symmetrically arranged with the stirring barrel 2.
Example 3
The fiber concrete stirring device comprises a stirring barrel 2, wherein a feeding component 3, a water inlet component 12 and a discharging component 8 are respectively communicated with the side wall of the stirring barrel 2, a rectangular supporting component 1 opposite to the feeding component 3 in position is arranged beside the side wall of the stirring barrel 2, two supporting frames 4 are vertically connected to the surface of the supporting component 1, the stirring barrel 2 is positioned between the two supporting frames 4, a driving motor 5 is arranged on the surface of one supporting frame 4, a rotating shaft 6 is connected to the output end of the driving motor 5, the rotating shaft 6 penetrates through a port of the stirring barrel 2 and is rotationally connected with the other supporting frame 4, a stirring component 7 is arranged on the side wall of the rotating shaft 6 positioned in the stirring barrel 2, a control component 9 is arranged on the surface of the supporting frame 4, and the control component 9 is respectively electrically connected with the feeding component 3, the driving motor 5, the water inlet component 12 and the discharging component 8.
The feeding component 3 comprises a hollow fiber feeding top box 301 communicated with the stirring barrel 2, two parallel transmission shafts 302 are arranged in the fiber feeding top box 301, one end of one transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is connected with the output end of a feeding motor 303, the feeding motor 303 is connected with the side wall of the stirring barrel 2, the other end of the transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a first synchronous wheel 304, one end of the other transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a synchronous belt 305, the other end of the other transmission shaft 302 is rotationally connected with the inner wall of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are positioned on the same side of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are in transmission connection through a second synchronous wheel 306, the side walls of the two transmission shafts 302 positioned in the fiber feeding top box 301 are both connected with a guide piece 307, the side wall of the fiber feeding top box 301 is communicated with a fiber feeding barrel 308, the port of the fiber feeding barrel 308 is far away from the fiber feeding top box 301 and is connected with a flange 3012, and the fiber feeding barrel 308 and the stirring barrel 301 is symmetrically arranged with the stirring barrel 2.
The side wall of the stirring barrel 2 is communicated with a feeding hopper 309 close to the feeding assembly 3, the feeding hopper 309 is V-shaped, a feeding valve 3010 is arranged at the communication position of the feeding hopper 309 and the stirring barrel 2, a supporting rod 3011 is connected between the bottom of the feeding hopper 309 and the supporting assembly 1, an observation hole 10 is formed in the side wall of the stirring barrel 2, and the observation hole 10 is matched with a glass window 11.
Example 4
The fiber concrete stirring device comprises a stirring barrel 2, wherein a feeding component 3, a water inlet component 12 and a discharging component 8 are respectively communicated with the side wall of the stirring barrel 2, a rectangular supporting component 1 opposite to the feeding component 3 in position is arranged beside the side wall of the stirring barrel 2, two supporting frames 4 are vertically connected to the surface of the supporting component 1, the stirring barrel 2 is positioned between the two supporting frames 4, a driving motor 5 is arranged on the surface of one supporting frame 4, a rotating shaft 6 is connected to the output end of the driving motor 5, the rotating shaft 6 penetrates through a port of the stirring barrel 2 and is rotationally connected with the other supporting frame 4, a stirring component 7 is arranged on the side wall of the rotating shaft 6 positioned in the stirring barrel 2, a control component 9 is arranged on the surface of the supporting frame 4, and the control component 9 is respectively electrically connected with the feeding component 3, the driving motor 5, the water inlet component 12 and the discharging component 8.
The feeding component 3 comprises a hollow fiber feeding top box 301 communicated with the stirring barrel 2, two parallel transmission shafts 302 are arranged in the fiber feeding top box 301, one end of one transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is connected with the output end of a feeding motor 303, the feeding motor 303 is connected with the side wall of the stirring barrel 2, the other end of the transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a first synchronous wheel 304, one end of the other transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a synchronous belt 305, the other end of the other transmission shaft 302 is rotationally connected with the inner wall of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are positioned on the same side of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are in transmission connection through a second synchronous wheel 306, the side walls of the two transmission shafts 302 positioned in the fiber feeding top box 301 are both connected with a guide piece 307, the side wall of the fiber feeding top box 301 is communicated with a fiber feeding barrel 308, the port of the fiber feeding barrel 308 is far away from the fiber feeding top box 301 and is connected with a flange 3012, and the fiber feeding barrel 308 and the stirring barrel 301 is symmetrically arranged with the stirring barrel 2.
The side wall of the stirring barrel 2 is communicated with a feeding hopper 309 close to the feeding assembly 3, the feeding hopper 309 is V-shaped, a feeding valve 3010 is arranged at the communication position of the feeding hopper 309 and the stirring barrel 2, a supporting rod 3011 is connected between the bottom of the feeding hopper 309 and the supporting assembly 1, an observation hole 10 is formed in the side wall of the stirring barrel 2, and the observation hole 10 is matched with a glass window 11.
The discharging component 8 is arranged close to the supporting component 1, the discharging component 8 comprises a discharging hole 801 which is formed in the side wall of the stirring barrel 2, the discharging hole 801 is matched with a movable door 803, the movable door 803 is movably connected with the side wall of the stirring barrel 2, a through hole 802 is formed in the surface of the movable door 803, the stirring barrel 2 is communicated with a first discharging barrel 804 which is a column body through the through hole 802, a rotary groove 805 is formed in the position, far away from the port of the stirring barrel 2, of the first discharging barrel 804, one end of a second discharging barrel 806 which is a cone body is rotatably connected with the rotary groove 8010, the axial direction of the first discharging barrel 804 is 45 degrees in the vertical direction of the stirring barrel 2, a cap 8013 is matched with the position, far away from the port of the first discharging barrel 804, of the first discharging barrel 804 is sleeved with a first rotary gear 807, the side wall of the second discharging barrel 806 is sleeved with a second rotary gear 808, the movable door 803 is close to the surface of the first discharging barrel 804, a discharging motor 809 is positioned beside the first discharging barrel 804, the discharging motor 809 is connected with a rotary rod 8010, the rotary rod 8010 is sleeved with a third rotary gear 8011 and a fourth rotary gear 8011 in sequence in the direction far away from the discharging motor 8010, and the fourth rotary gear 8010 is meshed with the third rotary gear 8011, and the fourth rotary gear 808 is meshed with the fourth rotary gear 8011; the gear intervals of the third rotating gear 8011 and the fourth rotating gear 8012 are different, and a plurality of stirring sheets 8014 are respectively arranged on the inner walls of the first discharging barrel 804 and the second discharging barrel 806.
The stirring assembly 7 comprises two spiral blades 701 which are sleeved on the rotating shaft 6 and are in vortex shapes, the rotation angle of the spiral blades 701 is 40 degrees, the two spiral blades 701 are respectively close to two ends of the rotating shaft 6 in the stirring barrel 2, the diameters of the two spiral blades 701 in the direction away from the inner wall of the stirring barrel 2 are gradually reduced, a hollow stirring shaft 702 is sleeved on the rotating shaft 6 between the two spiral blades 701, the side wall of the stirring shaft 702 is connected with a scraping plate 703 through two connecting rods 705, the two connecting rods 705 are jointly connected with the scraping plate 703 at the position away from the port of the stirring shaft 702, the side wall of the stirring shaft 702 is connected with a turning plate 704, the scraping plate 703 and the turning plate 704 are arranged at equal intervals, wedge-shaped blades 706 are connected on the two connecting rods 705, the wedge-shaped blades 706 are arranged in a space surrounded by the scraping plate 703, the connecting rods 705 and the stirring shaft 702, shaft seats 707 are sleeved on the rotating shaft 6 outside the stirring barrel 2 and are fixed with the supporting frame 4 at equal intervals, and the positions close to the outer wall of the stirring barrel 2.
The fiber concrete stirring method uses a fiber concrete stirring device and comprises the following specific operation steps:
Step 1, placing cement and sand for preparing fiber concrete in a feed hopper 309, placing fibers into a fiber feeding barrel 308, opening a driving motor 5, a feeding motor 303 and a feeding valve 3010, and mixing and stirring the fibers, the cement and the sand in a stirring barrel 2 for not more than 0.25min;
Step 2, adding the mixed solution into the stirring barrel 2 through the water inlet pipe 13, and mixing and stirring for 2.4-2.6 min;
and 3, opening the cap 8013, starting the discharging motor 809, and collecting the fiber concrete obtained after the stirring is completed.
The mixing and stirring speed in the step 1 is 20r/min, the mixing and stirring speed in the step 2 is 50r/min, the mixed solution is a solution obtained by mixing water and an additive, and the additive is a water reducing agent and an air entraining agent.
Example 5
The fiber concrete stirring device comprises a stirring barrel 2, wherein a feeding component 3, a water inlet component 12 and a discharging component 8 are respectively communicated with the side wall of the stirring barrel 2, a rectangular supporting component 1 opposite to the feeding component 3 in position is arranged beside the side wall of the stirring barrel 2, two supporting frames 4 are vertically connected to the surface of the supporting component 1, the stirring barrel 2 is positioned between the two supporting frames 4, a driving motor 5 is arranged on the surface of one supporting frame 4, a rotating shaft 6 is connected to the output end of the driving motor 5, the rotating shaft 6 penetrates through a port of the stirring barrel 2 and is rotationally connected with the other supporting frame 4, a stirring component 7 is arranged on the side wall of the rotating shaft 6 positioned in the stirring barrel 2, a control component 9 is arranged on the surface of the supporting frame 4, and the control component 9 is respectively electrically connected with the feeding component 3, the driving motor 5, the water inlet component 12 and the discharging component 8.
The feeding component 3 comprises a hollow fiber feeding top box 301 communicated with the stirring barrel 2, two parallel transmission shafts 302 are arranged in the fiber feeding top box 301, one end of one transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is connected with the output end of a feeding motor 303, the feeding motor 303 is connected with the side wall of the stirring barrel 2, the other end of the transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a first synchronous wheel 304, one end of the other transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a synchronous belt 305, the other end of the other transmission shaft 302 is rotationally connected with the inner wall of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are positioned on the same side of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are in transmission connection through a second synchronous wheel 306, the side walls of the two transmission shafts 302 positioned in the fiber feeding top box 301 are both connected with a guide piece 307, the side wall of the fiber feeding top box 301 is communicated with a fiber feeding barrel 308, the port of the fiber feeding barrel 308 is far away from the fiber feeding top box 301 and is connected with a flange 3012, and the fiber feeding barrel 308 and the stirring barrel 301 is symmetrically arranged with the stirring barrel 2.
The side wall of the stirring barrel 2 is communicated with a feeding hopper 309 close to the feeding assembly 3, the feeding hopper 309 is V-shaped, a feeding valve 3010 is arranged at the communication position of the feeding hopper 309 and the stirring barrel 2, a supporting rod 3011 is connected between the bottom of the feeding hopper 309 and the supporting assembly 1, an observation hole 10 is formed in the side wall of the stirring barrel 2, and the observation hole 10 is matched with a glass window 11.
The discharging component 8 is close to the supporting component 1, the discharging component 8 comprises a discharging hole 801 which is formed in the side wall of the stirring barrel 2, the discharging hole 801 is matched with a movable door 803, the movable door 803 is movably connected with the side wall of the stirring barrel 2, a through hole 802 is formed in the surface of the movable door 803, the stirring barrel 2 is communicated with a first discharging barrel 804 which is a cylinder through the through hole 802, a rotary groove 805 is formed in the position, far away from a port of the stirring barrel 2, of the first discharging barrel 804, one end of the second discharging barrel 806 is connected with one end of the second discharging barrel 8011 which is a cone in a rotating mode, the axial direction of the first discharging barrel 804 is 50 degrees with the vertical direction of the stirring barrel 2, a cap 8013 is matched with the position, far away from the port of the first discharging barrel 804, a first rotating gear 807 is sleeved on the side wall of the first discharging barrel 804, a second rotating gear 808 is sleeved on the side wall of the second discharging barrel 806, a second rotating gear 808 is sleeved on the side wall of the second discharging barrel 803, the movable door 803 is close to the first discharging barrel 804, a discharging motor 809 is positioned beside the first discharging barrel 8010, the discharging motor 809 is connected with a rotating rod 8010, a third rotating gear 8010 and a fourth rotating gear 8011 and a plurality of fourth rotating gears 8011 are sequentially sleeved on the rotating along the rotating direction of the rotating rod 8010, the rotating shaft 8010, the third rotating gears 8011 and the third rotating gears 8011 are meshed with the fourth rotating gears 8011, and the first rotating gears 8011 are meshed with the fourth rotating gears, and the fourth rotating gears 8011, and the rotating gears and the rotating and the fourth gears and the rotating gears 801 and are meshed.
The stirring assembly 7 comprises two spiral blades 701 which are sleeved on the rotating shaft 6 and are in vortex shapes, the rotation angle of the spiral blades 701 is 50 degrees, the two spiral blades 701 are respectively close to two ends of the rotating shaft 6 in the stirring barrel 2, the diameters of the two spiral blades 701 in the direction away from the inner wall of the stirring barrel 2 are gradually reduced, a hollow stirring shaft 702 is sleeved on the rotating shaft 6 between the two spiral blades 701, the side wall of the stirring shaft 702 is connected with a scraping plate 703 through two connecting rods 705, the two connecting rods 705 are jointly connected with the scraping plate 703 at the position away from the port of the stirring shaft 702, the side wall of the stirring shaft 702 is connected with a turning plate 704, the scraping plate 703 and the turning plate 704 are arranged at equal intervals, wedge-shaped blades 706 are connected on the two connecting rods 705, the wedge-shaped blades 706 are arranged in a space surrounded by the scraping plate 703, the connecting rods 705 and the stirring shaft 702, shaft seats 707 are sleeved on the rotating shaft 6 outside the stirring barrel 2 and are fixed with the supporting frame 4 at equal intervals, and the positions close to the outer wall of the stirring barrel 2.
The fiber concrete stirring method uses a fiber concrete stirring device and comprises the following specific operation steps:
Step 1, placing cement and sand for preparing fiber concrete in a feed hopper 309, placing fibers into a fiber feeding barrel 308, opening a driving motor 5, a feeding motor 303 and a feeding valve 3010, and mixing and stirring the fibers, the cement and the sand in a stirring barrel 2 for 5min;
Step 2, adding the mixed solution into the stirring barrel 2 through the water inlet pipe 13, and mixing and stirring for 2.4-2.6 min;
and 3, opening the cap 8013, starting the discharging motor 809, and collecting the fiber concrete obtained after the stirring is completed.
The mixing and stirring speed in the step 1 is 50r/min, the mixing and stirring speed in the step 2 is 20r/min, the mixed solution is a solution obtained by mixing water and an additive, and the additive is a mixture of a water reducing agent, an air entraining agent, an antiseptic and an accelerator.
Example 6
The fiber concrete stirring device comprises a stirring barrel 2, wherein a feeding component 3, a water inlet component 12 and a discharging component 8 are respectively communicated with the side wall of the stirring barrel 2, a rectangular supporting component 1 opposite to the feeding component 3 in position is arranged beside the side wall of the stirring barrel 2, two supporting frames 4 are vertically connected to the surface of the supporting component 1, the stirring barrel 2 is positioned between the two supporting frames 4, a driving motor 5 is arranged on the surface of one supporting frame 4, a rotating shaft 6 is connected to the output end of the driving motor 5, the rotating shaft 6 penetrates through a port of the stirring barrel 2 and is rotationally connected with the other supporting frame 4, a stirring component 7 is arranged on the side wall of the rotating shaft 6 positioned in the stirring barrel 2, a control component 9 is arranged on the surface of the supporting frame 4, and the control component 9 is respectively electrically connected with the feeding component 3, the driving motor 5, the water inlet component 12 and the discharging component 8.
The feeding component 3 comprises a hollow fiber feeding top box 301 communicated with the stirring barrel 2, two parallel transmission shafts 302 are arranged in the fiber feeding top box 301, one end of one transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is connected with the output end of a feeding motor 303, the feeding motor 303 is connected with the side wall of the stirring barrel 2, the other end of the transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a first synchronous wheel 304, one end of the other transmission shaft 302 penetrates through the side wall of the fiber feeding top box 301 and then is sleeved with a synchronous belt 305, the other end of the other transmission shaft 302 is rotationally connected with the inner wall of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are positioned on the same side of the fiber feeding top box 301, the synchronous belt 305 and the first synchronous wheel 304 are in transmission connection through a second synchronous wheel 306, the side walls of the two transmission shafts 302 positioned in the fiber feeding top box 301 are both connected with a guide piece 307, the side wall of the fiber feeding top box 301 is communicated with a fiber feeding barrel 308, the port of the fiber feeding barrel 308 is far away from the fiber feeding top box 301 and is connected with a flange 3012, and the fiber feeding barrel 308 and the stirring barrel 301 is symmetrically arranged with the stirring barrel 2.
The side wall of the stirring barrel 2 is communicated with a feeding hopper 309 close to the feeding assembly 3, the feeding hopper 309 is V-shaped, a feeding valve 3010 is arranged at the communication position of the feeding hopper 309 and the stirring barrel 2, a supporting rod 3011 is connected between the bottom of the feeding hopper 309 and the supporting assembly 1, an observation hole 10 is formed in the side wall of the stirring barrel 2, and the observation hole 10 is matched with a glass window 11.
The discharging component 8 is arranged close to the supporting component 1, the discharging component 8 comprises a discharging hole 801 which is formed in the side wall of the stirring barrel 2, the discharging hole 801 is matched with a movable door 803, the movable door 803 is movably connected with the side wall of the stirring barrel 2, a through hole 802 is formed in the surface of the movable door 803, the stirring barrel 2 is communicated with a first discharging barrel 804 which is a column body through the through hole 802, a rotary groove 805 is formed in the position, far away from the port of the stirring barrel 2, of the first discharging barrel 804, one end of a second discharging barrel 806 which is a cone body is rotatably connected with the rotary groove 8010, the axial direction of the first discharging barrel 804 is 60 degrees in the vertical direction of the stirring barrel 2, a cap 8013 is matched with the position, far away from the port of the first discharging barrel 804, of the first discharging barrel 804 is sleeved with a first rotary gear 807, the side wall of the second discharging barrel 806 is sleeved with a second rotary gear 808, the movable door 803 is close to the surface of the first discharging barrel 804, a discharging motor 809 is positioned beside the first discharging barrel 804, the discharging motor 809 is connected with a rotary rod 8010, the rotary rod 8010 is sleeved with a third rotary gear 8011 and a fourth rotary gear 8011 in sequence in the direction far away from the discharging motor 8010, and the fourth rotary gear 8010 is meshed with the third rotary gear 8011; the gear intervals of the third rotating gear 8011 and the fourth rotating gear 8012 are different, and a plurality of stirring sheets 8014 are respectively arranged on the inner walls of the first discharging barrel 804 and the second discharging barrel 806.
The stirring assembly 7 comprises two spiral blades 701 which are sleeved on the rotating shaft 6 and are in vortex shapes, the rotation angle of the spiral blades 701 is 45 degrees, the two spiral blades 701 are respectively close to two ends of the rotating shaft 6 in the stirring barrel 2, the diameters of the two spiral blades 701 in the direction away from the inner wall of the stirring barrel 2 are gradually reduced, a hollow stirring shaft 702 is sleeved on the rotating shaft 6 between the two spiral blades 701, the side wall of the stirring shaft 702 is connected with a scraping plate 703 through two connecting rods 705, the two connecting rods 705 are jointly connected with the scraping plate 703 at the position away from the port of the stirring shaft 702, the side wall of the stirring shaft 702 is connected with a turning plate 704, the scraping plate 703 and the turning plate 704 are arranged at equal intervals, wedge-shaped blades 706 are connected on the two connecting rods 705, the wedge-shaped blades 706 are arranged in a space surrounded by the scraping plate 703, the connecting rods 705 and the stirring shaft 702, shaft seats 707 are sleeved on the rotating shaft 6 outside the stirring barrel 2 and are fixed with the supporting frame 4 at equal intervals, and the positions close to the outer wall of the stirring barrel 2.
The fiber concrete stirring method uses a fiber concrete stirring device and comprises the following specific operation steps:
Step 1, placing cement and sand for preparing fiber concrete in a feed hopper 309, placing fibers into a fiber feeding barrel 308, opening a driving motor 5, a feeding motor 303 and a feeding valve 3010, and mixing and stirring the fibers, the cement and the sand in a stirring barrel 2 for 0.3min;
Step 2, adding the mixed solution into the stirring barrel 2 through the water inlet pipe 13, and mixing and stirring for 2.4-2.6 min;
and 3, opening the cap 8013, starting the discharging motor 809, and collecting the fiber concrete obtained after the stirring is completed.
The mixing and stirring speed in the step 1 is 20r/min, the mixing and stirring speed in the step 2 is 40r/min, and the mixed solution is a solution obtained by mixing water and an additive. The additive is a mixture of a water reducing agent, an air entraining agent and a preservative.
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