CN116494350B - Fiber arrangement device for ultra-high performance concrete production - Google Patents
Fiber arrangement device for ultra-high performance concrete production Download PDFInfo
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- CN116494350B CN116494350B CN202310740206.7A CN202310740206A CN116494350B CN 116494350 B CN116494350 B CN 116494350B CN 202310740206 A CN202310740206 A CN 202310740206A CN 116494350 B CN116494350 B CN 116494350B
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- 239000000835 fiber Substances 0.000 title claims abstract description 134
- 239000011374 ultra-high-performance concrete Substances 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 76
- 239000010959 steel Substances 0.000 claims abstract description 76
- 239000000463 material Substances 0.000 claims abstract description 33
- 238000003860 storage Methods 0.000 claims abstract description 12
- 238000005452 bending Methods 0.000 claims description 18
- 230000001360 synchronised effect Effects 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
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- 210000000481 breast Anatomy 0.000 claims 3
- 238000000034 method Methods 0.000 abstract description 11
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- 230000003068 static effect Effects 0.000 abstract description 3
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- 239000004567 concrete Substances 0.000 description 9
- 238000009826 distribution Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 4
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Classifications
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- 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
- B28B1/52—Producing shaped prefabricated articles from the material specially adapted for producing articles from mixtures containing fibres, e.g. asbestos cement
- B28B1/523—Producing shaped prefabricated articles from the material specially adapted for producing articles from mixtures containing fibres, e.g. asbestos cement containing metal fibres
-
- 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
- B28C5/40—Mixing specially adapted for preparing mixtures containing fibres
-
- 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
- B28C5/40—Mixing specially adapted for preparing mixtures containing fibres
- B28C5/404—Pre-treatment of fibres
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention relates to the technical field of ultra-high performance concrete, and discloses a fiber arrangement device for production of ultra-high performance concrete, which comprises a fiber arrangement box, wherein a quantitative feeding box is fixedly arranged on the upper end surface of the fiber arrangement box near the right position, a steel fiber storage hopper is arranged at the upper end of the quantitative feeding box, the quantitative feeding box comprises an outer connecting seat, an inner fixing seat is inlaid in the outer connecting seat, and an annular limiting groove is formed in the inner fixing seat. According to the fiber arrangement device for ultra-high performance concrete production, in the process that the steel fibers move along with the quantitative material conveying groove downwards in an adherence manner, the driving power supply is started to generate ion wind to diffuse from the ion wind bars, and the ion wind blows air from the plurality of groups of ion wind holes to the steel fibers, so that static charges on the plurality of groups of steel fibers are eliminated, the charged steel fibers are prevented from entering a directional magnetic field to interfere with directional arrangement, the effect of directional arrangement of the steel fibers is improved, the fiber arrangement device is applicable to different working conditions, and better use prospects are brought.
Description
Technical Field
The invention relates to the technical field of ultra-high performance concrete, in particular to a fiber arrangement device for ultra-high performance concrete production.
Background
The ultra-high performance concrete is particularly suitable for large-span bridges, antiknock structures (military engineering, bank vaults and the like) and thin-wall structures, and is used in high-abrasion and high-corrosion environments. Currently, ultra-high performance concrete has been used in a number of practical projects, such as large-span pedestrian overpasses, highway-railway bridges, thin-walled silos, nuclear waste tanks, cable anchor reinforcement plates, ATM machine protective cases, and the like.
Generally, steel fibers are added into ultra-high-performance concrete, so that the structural strength and tensile property of the ultra-high-performance concrete are improved, and the tensile property of the concrete can be improved to the greatest extent only when the distribution direction of the steel fibers is consistent with the tensile direction of the concrete, so that the steel fiber arrangement device can be used, and the existing steel fiber arrangement device has the following technical defects when in use.
According to the first prior art, as disclosed in publication No. CN110216776A, namely, a steel fiber directional arrangement device and a steel fiber concrete manufacturing method, the operation steps of steel fiber arrangement are more, the above operations are required to be repeated continuously and independently, the steel fiber arrangement cannot be performed continuously, the automation degree is low, the working efficiency is low, the number of the steel fibers absorbed by each adsorption disc is further random, the same number cannot be ensured, and the arrangement number of the steel fibers in a concrete layer is uneven; the second steel fiber is placed in the storage hopper and is intensively discharged, so that the second steel fiber is rubbed with each other, has unequal positive and negative charges, and the charged steel fiber enters the directional magnetic field to interfere directional arrangement, so that the arrangement effect is not ideal.
In summary, considering that the existing facilities cannot meet the working and use requirements, we propose a fiber arrangement device for ultra-high performance concrete production.
Disclosure of Invention
The invention mainly aims to provide a fiber arrangement device for ultra-high performance concrete production, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a fiber arrangement device for ultra-high performance concrete production, includes the fiber arrangement case, the up end avris position of fiber arrangement case is fixed to be provided with quantitative feeding case, the upper end of quantitative feeding case is provided with steel fiber storage hopper, quantitative feeding case includes the outer connecting seat.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the inner fixing seat is embedded in the outer connecting seat, an annular limiting groove is formed in the inner fixing seat, a rotary drum is arranged in the middle of the annular limiting groove, six groups of baffle plates are symmetrically arranged on the rotary drum, and the baffle plates are attached to the groove wall of the annular limiting groove to move.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: a quantitative material conveying groove is formed between the adjacent material baffle plates, a plurality of groups of ion air holes are formed in the bottom of each group of material conveying grooves, and the optimal number of the ion air holes is 5-10 groups.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the inside of the fiber arrangement box is provided with a directional magnetic field space, the left side and the right side of the magnetic field space are respectively provided with an N pole electromagnet and an S pole electromagnet, and a bouncing arrangement structure acting on steel fibers is horizontally arranged in the directional magnetic field space.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the upper end of the bouncing arrangement structure is provided with a synchronous driving structure.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the upper end of the annular limiting groove is communicated with the bottom of the steel fiber storage hopper, a feed inlet is formed in one end of the rotary drum through a first bearing seat and the outer wall of the inner fixing seat in a riveting mode, and a servo motor is connected to the other end of the rotary drum through a coupling.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the inside of rotary drum has ion wind stick, the surface apopore of ion wind stick agrees with mutually with a plurality of ion wind hole of group, the tip of ion wind stick is connected with drive power supply through the wire, drive power supply installs on the cassette, the cassette is located the port department of rotary drum.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the bottom of annular spacing groove has been seted up the discharge gate, feed inlet and discharge gate size are the same with the top of fortune silo, the discharge gate lower extreme intercommunication has rectangular material pipe, rectangular material pipe downwardly extending enters into the fibre and arranges the incasement.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the bouncing arrangement structure comprises a bouncing bed, side fence plates, an arrangement groove, an arrangement outlet and oblique steel bars, wherein the bouncing bed is positioned in a limiting through groove at the bottom of a fiber arrangement box, the front side and the rear side of the upper end face of the bouncing bed are symmetrically riveted with the side fence plates, the upper end face of the bouncing bed is positioned between two groups of side fence plates to form the arrangement groove, one end of the arrangement groove is positioned under a rectangular material pipe, the other end of the arrangement groove is provided with an arrangement outlet, the four corners of the upper end face of the bouncing bed are connected with the oblique steel bars through welding blocks, the oblique steel bars are obliquely upwards arranged, and the angle of the oblique steel bars is preferably 60-80 degrees.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the bouncing arrangement structure further comprises vertical sections, bending sections, wheel frames, pulleys and connecting pieces, wherein each group of bending sections are welded at the upper ends of the inclined steel bars, the bending sections are bent towards one side far away from the S-pole electromagnets, the vertical sections are welded at the upper ends of the bending sections, the vertical sections are fixed with the inner surfaces of the upper ends of the fiber arrangement boxes through the connecting pieces at the tops of the vertical sections, and the pulleys are installed at the inner side central positions of the bending sections through the two groups of wheel frames.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the synchronous driving structure comprises a rotating roller, a second bearing seat and a uniform motor, wherein the rotating roller is horizontally arranged in two groups, one end of the rotating roller is fixed on the inner wall of the front end of the fiber distribution box through the second bearing seat, one group of the rotating roller is connected with the uniform motor through a coupling, and the other group of the rotating roller is fixed on the inner wall of the rear end of the fiber distribution box through a third bearing seat.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the synchronous drive structure further comprises cams, protruding portions, chain wheels and chains, each group of rotating rollers are sleeved with two groups of cams, the cams are located on the right side of the pulleys, the positions of the cams and the positions of the pulleys are close to each other, the cams are driven to rotate clockwise at a constant speed by the rotating rollers through the protruding portions on the cams, the end portions of the rotating rollers are sleeved with the chain wheels, and the two groups of chain wheels are connected and driven through the chains.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the front side and the rear side of the fiber arrangement box are symmetrically provided with supporting seats, the optimal number of the supporting seats is 4 groups, the lower ends of the supporting seats are provided with adjustable supporting rods, and the lower ends of the adjustable supporting rods are provided with casters.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the N pole electromagnet and the S pole electromagnet are respectively fixed at the middle positions of the left side surface and the right side surface of the fiber arrangement box through a mounting frame, and a power supply is arranged in the mounting frame.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: the front end face intermediate position of outer connecting seat is provided with the motor cabinet, the motor cabinet is used for installing servo motor, servo motor is the intermittent type motion of corner 60 degrees.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: spline grooves are formed in the position, close to the clamping table, of the rotary drum.
As a preferable scheme of the fiber arrangement device for producing ultra-high performance concrete, the invention comprises the following steps: and the arrangement outlet is aligned with the concrete casting layer.
The invention provides a fiber arrangement device for producing ultra-high performance concrete through improvement, which has the following remarkable improvements and advantages compared with the prior art:
each batch of steel fibers falls down from the rectangular material pipe because of gravity and falls to the right end of the arrangement groove, a constant-speed motor is started to drive one group of rotating rollers to rotate at a constant speed, the other group of rotating rollers synchronously move clockwise through the transmission of a chain wheel structure, the pulley on one side is extruded by the convex part of the cam in the circular motion process, the bending section is bent leftwards by acting force of the two convex parts, so that the four groups of inclined steel bars drive the whole trampoline to move leftwards and upwards, the steel fibers follow the movement, then the convex part of the cam leaves the pulley position, the bending section loses acting force, and is instantaneously deformed and reset to drive the whole trampoline to instantaneously reset, but due to the fact that the steel fibers fall down slowly, the reset process is separated from the arrangement groove, the rotating slowly, namely changing the arrangement direction, the rotating slowly is suitable for the space of the oriented magnetic field, then the gravity drops down into the arrangement groove linearly, the landing position is leftwards than the original position, and is circulated for many times, all the steel fibers are uniformly and leftwards displaced until the trampoline is discharged from a material outlet, the trampoline is continuously arranged, the continuous batch of steel fibers is continuously arranged, the continuous arrangement efficiency is improved, and the continuous arrangement efficiency is achieved, and the continuous arrangement efficiency is high; furthermore, the bouncing property of the trampoline guides the steel fiber to move in space, so that the trampoline has the function of dispersing a plurality of groups of steel fibers and prevents the steel fibers from piling up together.
Starting a servo motor to drive a rotary drum to do intermittent motion with a rotation angle of 60 degrees, enabling a group of quantitative material conveying tanks to move to the position of a feed inlet of a steel fiber storage hopper, completely abutting the feed inlet and the feed outlet, carrying out steel fiber material receiving, enabling the group of quantitative material conveying tanks to move downwards in a clinging manner (playing a sealing effect) after the feed inlet is fully abutting, finally moving to the bottom position of an annular limiting groove, abutting with a discharge outlet, releasing steel fibers, and circulating in such a way, wherein the size of each group of quantitative material conveying tanks is the same, so that the quantity of the steel fibers each time is controlled, and the uniformity of throwing is ensured.
In the process that the steel fibers move along with the quantitative material conveying groove downwards in an adherence manner, a driving power supply is started to generate ion wind which diffuses from the ion wind rod, and the ion wind holes of a plurality of groups blow against the steel fibers, so that static charges on the plurality of groups of steel fibers are eliminated, the charged steel fibers are prevented from entering a directional magnetic field and interfering with directional arrangement, and the effect of the directional arrangement of the steel fibers is improved.
The design spring arranges structure and synchronous drive structure, utilizes synchronous drive structure work to drive four groups of oblique billet simultaneous movement on the spring arrangement structure to realize regular spring, thereby improve work efficiency, the spring arrangement structure realizes the effect that steel fiber was automatic continuously arranged on the trampoline.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a fiber arrangement device for ultra-high performance concrete production of the present invention;
FIG. 2 is a bottom view of the fiber placement tank of the present invention;
FIG. 3 is an exploded view of the ration feed tank of the present invention;
FIG. 4 is a specific structural view of the outer connecting base of the present invention;
FIG. 5 is a specific construction diagram of the inner fixing base of the present invention;
FIG. 6 is an exterior view of the drum structure of the present invention;
FIG. 7 is an interior view of the drum structure of the present invention;
FIG. 8 is an interior view of the fiber distribution box of the present invention;
FIG. 9 is a detailed view of the bouncing arrangement of the present invention;
fig. 10 is a detailed view of the synchronous drive structure of the present invention.
In the figure: 1. a fiber arrangement box; 2. quantitative feeding box; 3. a steel fiber storage hopper; 4. an outer connecting seat; 5. an inner fixing seat; 6. an annular limit groove; 7. a feed inlet; 8. a synchronous driving structure; 81. a rotating roller; 82. a second bearing seat; 83. a constant-speed motor; 84. a cam; 85. a protruding portion; 86. a sprocket; 87. a chain; 9. a bouncing arrangement structure; 90. a trampoline; 91. a side rail plate; 92. an arrangement groove; 93. a material distribution outlet; 94. oblique steel bars; 95. a vertical section; 96. a curved section; 97. a wheel carrier; 98. a pulley; 99. a connecting sheet; 10. a rotating drum; 11. a first bearing seat; 12. a servo motor; 13. a striker plate; 14. quantitative material conveying groove; 15. an ion wind bar; 16. a clamping table; 17. a driving power supply; 18. ion wind holes; 19. a rectangular material pipe; 20. a directional magnetic field space; 21. an N-pole electromagnet; 22. an S-pole electromagnet; 23. a mounting frame; 24. limiting through grooves; 30. a support seat; 31. an adjustable brace; 32. casters; 33. a welding block; 34. a motor base; 35. a discharge port; 36. spline grooves.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 10, the embodiment provides a fiber arrangement device for ultra-high performance concrete production, which comprises a fiber arrangement box 1, wherein a quantitative feeding box 2 is fixedly arranged at the side position of the upper end face of the fiber arrangement box 1, a steel fiber storage hopper 3 is arranged at the upper end of the quantitative feeding box 2, and the steel fiber storage hopper 3 is used for storing a large amount of required steel fibers.
Further, the quantitative feeding box 2 comprises an outer connecting seat 4 which plays a role in connection and fixation, as shown in fig. 3.
Specifically, an inner fixing seat 5 is embedded in the outer connecting seat 4, an annular limiting groove 6 is formed in the inner fixing seat 5, and a rotary drum 10 is arranged in the middle position in the annular limiting groove 6, as shown in fig. 3.
In this embodiment, six groups of baffle plates 13 are symmetrically arranged on the circumference of the rotary drum 10, the baffle plates 13 are attached to the wall of the annular limiting groove 6 to move, quantitative material conveying grooves 14 are formed between adjacent baffle plates 13, the included angle between adjacent baffle plates 13 is 60 degrees, and a plurality of groups of ion air holes 18 are formed in the bottom of each group of quantitative material conveying grooves 14, as shown in fig. 6.
In this embodiment, feed inlet 7 has been seted up to annular spacing groove 6's upper end and steel fiber storage hopper 3's bottom intercommunication, and the outer wall riveting of first bearing frame 11 and interior fixing base 5 is passed through to rotary drum 10's one end, and rotary drum 10's the other end is connected with servo motor 12 through the shaft coupling. As shown in fig. 5 and 6.
The middle position of the front end surface of the outer connecting seat 4 is provided with a motor seat 34, the motor seat 34 is used for installing a servo motor 12, the servo motor 12 performs intermittent motion with a rotation angle of 60 degrees, and the time of the motion interval is determined according to the actual displacement speed of the steel fiber, as shown in fig. 4.
In this embodiment, the ion wind rod 15 is installed inside the drum 10, the outer surface wind outlet holes of the ion wind rod 15 are matched with the ion wind holes 18 of a plurality of groups, the ion wind rod 15 can selectively open and close the local wind outlet holes of each row, so as to achieve the purpose of energy saving, the end part of the ion wind rod 15 is connected with the driving power source 17 through a wire, the driving power source 17 is installed on the clamping table 16, the clamping table 16 is located at the port of the drum 10 and is clamped at the port to play a role of sealing connection, the position of the drum 10 close to the clamping table 16 is provided with spline grooves 36, and the spline grooves 36 are used for connecting the output end of the servo motor 12, as shown in fig. 7.
Further, a discharge hole 35 is formed in the bottom of the annular limiting groove 6, the sizes of the feed hole 7 and the discharge hole 35 are the same as the top of the quantitative conveying groove 14, a rectangular material pipe 19 is communicated with the lower end of the discharge hole 35, and the rectangular material pipe 19 extends downwards into the fiber arrangement box 1, as shown in fig. 4 and 5.
Further, the fiber arrangement box 1 is provided with a directional magnetic field space 20 inside, as shown in fig. 2.
Specifically, the left and right sides of the directional magnetic field space 20 are respectively provided with an N-pole electromagnet 21 and an S-pole electromagnet 22, which generate a directional magnetic field after being electrified, as shown in fig. 2.
Further, a bouncing arrangement 9 acting on the steel fibers is horizontally arranged in the oriented magnetic field space 20, as shown in fig. 2.
Specifically, the bouncing arrangement 9 includes a trampoline 90, side rail plates 91, an arrangement groove 92, an arrangement outlet 93, and a diagonal steel bar 94, as shown in fig. 9.
In this embodiment, the trampoline 90 is located in the limiting through groove 24 at the bottom of the fiber arrangement box 1, the limiting through groove 24 has the functions of limiting and damping, and the front and rear side groove walls of the limiting through groove 24 are not contacted, but are close to each other, a reserved gap is reserved for the trampoline 90 to move, the front side and the rear side of the upper end face of the trampoline 90 are symmetrically riveted with side baffle plates 91, the limiting and blocking functions are achieved, steel fibers are prevented from jumping out outwards, and the upper end face of the trampoline 90 is located between the two groups of side baffle plates 91 to form an arrangement groove 92.
In this embodiment, one end of the arrangement groove 92 is located right below the rectangular material pipe 19, and the other end of the arrangement groove 92 is provided with an arrangement outlet 93, and the arrangement outlet 93 is aligned with the concrete casting layer and can change the discharge position along with the movement of the device.
In this embodiment, four corners of the upper end surface of the trampoline 90 are connected with inclined steel bars 94 through welding blocks 33, the inclined steel bars 94 are arranged obliquely upwards, and the inclination angles of the four groups of inclined steel bars 94 are the same.
Further, the bouncing arrangement 9 further comprises a vertical section 95, a curved section 96, a wheel carriage 97, a pulley 98 and a connecting piece 99, as shown in fig. 9.
In this embodiment, the upper end of every group of oblique billet 94 has all welded the bending section 96, and the bending section 96 is crooked to the one side of keeping away from S utmost point electro-magnet 22, and the steel of bending section 96 department is softer, and is crooked after the atress, and has deformation resettability, and the upper end welding of bending section 96 has vertical section 95, and the upper end internal surface fixation of vertical section 95 through connection piece 99 and the fibre case 1 of arranging at top plays the connection fixed action.
In this embodiment, the pulley 98 is mounted at the inner center of the curved section 96 through two sets of wheel frames 97, the wheel frames 97 are welded on the curved section 96, and the pulley 98 converts friction resistance into sliding friction force, so that the normal movement of the cam 84 is facilitated.
Further, the upper end of the bouncing arrangement 9 is provided with a synchronous drive 8, as shown in fig. 8.
Specifically, the synchronous drive structure 8 includes a rotating roller 81, a second bearing housing 82, and a constant speed motor 83, as shown in fig. 10.
In this embodiment, the rotating rollers 81 are horizontally arranged in two groups, one ends of the two groups of rotating rollers 81 are fixed on the inner wall of the front end of the fiber distribution box 1 through a second bearing seat 82, the other ends of one group of rotating rollers 81 are connected with a constant speed motor 83 through a coupling, the constant speed motor 83 is mounted on the rear end of the fiber distribution box 1, and the other ends of the other groups of rotating rollers 81 are fixed on the inner wall of the rear end of the fiber distribution box 1 through a third bearing seat.
Further, the synchronous drive 8 also includes a cam 84, a projection 85, a sprocket 86, and a chain 87, as shown in fig. 8 and 10.
In this embodiment, two sets of cams 84 are sleeved on each set of rotating rollers 81, the cams 84 are located on the right side of the pulleys 98, the positions of the cams 84 and the pulleys 98 are close, and the cams 84 act on the pulleys 98 through the protruding portions 85 on the cams 84, so that the rotating rollers 81 drive the cams 84 to rotate clockwise at a constant speed.
In this embodiment, the end of each set of rotating rollers 81 is sleeved with a sprocket 86, and the two sets of sprockets 86 are connected and driven by a chain 87.
Further, the front side and the rear side of the fiber arrangement box 1 are symmetrically provided with supporting seats 30, the lower ends of the supporting seats 30 are provided with adjustable supporting rods 31, the adjustable supporting rods 31 can be adjusted in height up and down, the fiber arrangement box is convenient to approach to concrete casting layers at different positions, and the lower ends of the adjustable supporting rods 31 are provided with casters 32, as shown in fig. 1.
Further, the N pole electromagnet 21 and the S pole electromagnet 22 are respectively fixed at the middle positions of the left side surface and the right side surface of the fiber arrangement box 1 through the mounting frame 23, the mounting frame 23 plays a role in connection and fixation, and the mounting frame 23 comprises a power supply, as shown in fig. 1.
In the use of the embodiment, the fiber arrangement box 1 is moved to the position of concrete to be poured, the arrangement outlet 93 is aligned to and approaches the concrete pouring layer (can move and discharge at the same time), the rotary drum 10 is driven to do intermittent motion with a rotation angle of 60 degrees by starting the servo motor 12, a group of quantitative material conveying tanks 14 are moved to the position of the feed inlet 7 of the steel fiber storage hopper 3, the two materials are completely butted, steel fiber material receiving is carried out, after the material receiving is carried out, the group of quantitative material conveying tanks 14 are moved downwards to be adhered to (play a sealing effect), finally moved to the bottom position of the annular limiting tank 6 and butted with the discharge port 35, steel fibers are released, fall down from the rectangular material pipe 19 due to gravity and fall into the right end of the arrangement tank 92, the uniform motor 83 is started, one group of rotary rollers 81 is driven to rotate at a uniform speed, the other group of rotary rollers 81 are driven to synchronously move clockwise through the transmission of the chain wheel structure, the convex parts 85 of the cams 84 are respectively utilized to squeeze the pulleys 98 on one side in the circular motion process, the bending section 96 is caused to bend leftwards by the acting force of the two, so that the four groups of inclined steel bars 94 drive the whole trampoline 90 to move leftwards and upwards, steel fibers follow the movement, then the convex parts 85 of the cams 84 leave the pulley 98, the bending section 96 loses the acting force, the instant deformation and reset to drive the whole trampoline 90 to reset instantly (reset rightwards and downwards), but the steel fibers are separated from the arrangement groove 92 in the reset process due to the slow descending speed of the steel fibers, so that the steel fibers are exposed in the oriented magnetic field space 20 (without the constraint of the contact acting force of the bottom), are subjected to the magnetic attraction of the oriented magnetic field space 20, slowly rotate, namely change the arrangement direction, adapt to the oriented magnetic field space 20, then fall into the arrangement groove 92 in a straight line due to the gravity, at this time, the landing position is left (equal to the leftward movement) than the original position, and the circulation is repeated so that all the steel fibers are uniformly distributed in the same direction and are always left-shifted until being discharged from the distribution outlet 93; further, in the process that the steel fibers are attached downwards along with the quantitative conveying trough 14, a driving power supply 17 is started, ion wind is generated to diffuse from the ion wind bars 15, and air is blown from the groups of ion wind holes 18 to the steel fibers, so that static charges on the groups of steel fibers are eliminated.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a fiber arrangement device for ultra-high performance concrete production, includes fiber arrangement case (1), its characterized in that: the quantitative feeding box (2) is fixedly arranged at the side of the upper end face of the fiber arrangement box (1), a steel fiber storage hopper (3) is arranged at the upper end of the quantitative feeding box (2), and the quantitative feeding box (2) comprises an outer connecting seat (4);
the inner fixing seat (5) is embedded in the outer connecting seat (4), an annular limiting groove (6) is formed in the inner fixing seat (5), a rotary drum (10) is arranged in the middle position in the annular limiting groove (6), six groups of baffle plates (13) are symmetrically arranged on the rotary drum (10) in a circle, the baffle plates (13) are attached to the wall of the annular limiting groove (6) to move, quantitative material conveying grooves (14) are formed between adjacent baffle plates (13), and a plurality of groups of ion wind holes (18) are formed in the bottom of each quantitative material conveying groove (14);
the inside of the fiber arrangement box (1) is provided with a directional magnetic field space (20), the left side and the right side of the directional magnetic field space (20) are respectively provided with an N pole electromagnet (21) and an S pole electromagnet (22), a bouncing arrangement structure (9) acting on steel fibers is horizontally arranged in the directional magnetic field space (20), and the upper end part of the bouncing arrangement structure (9) is provided with a synchronous driving structure (8).
2. The fiber arrangement device for ultra-high performance concrete production according to claim 1, wherein: the upper end of the annular limiting groove (6) is communicated with the bottom of the steel fiber storage hopper (3) to form a feed inlet (7), one end of the rotary drum (10) is riveted with the outer wall of the inner fixing seat (5) through a first bearing seat (11), and the other end of the rotary drum (10) is connected with a servo motor (12) through a coupling.
3. The fiber arrangement device for ultra-high performance concrete production according to claim 2, wherein: the ion wind rod (15) is mounted inside the rotary drum (10), the outer surface wind outlet holes of the ion wind rod (15) are matched with a plurality of groups of ion wind holes (18), the end part of the ion wind rod (15) is connected with a driving power supply (17) through a wire, the driving power supply (17) is mounted on a clamping table (16), and the clamping table (16) is located at a port of the rotary drum (10).
4. A fiber arrangement device for ultra-high performance concrete production according to claim 3, wherein: the bottom of annular spacing groove (6) has seted up discharge gate (35), feed inlet (7) and discharge gate (35) size are the same with the top of ration fortune silo (14), discharge gate (35) lower extreme intercommunication has rectangle material pipe (19), rectangle material pipe (19) downwardly extending enters into in fibre arrangement case (1).
5. The fiber arrangement device for ultra-high performance concrete production according to claim 4, wherein: the utility model provides a structure is arranged in spring (9) includes trampoline (90), side breast board (91), arranges groove (92), arranges material export (93) and oblique billet (94), trampoline (90) are located spacing logical groove (24) of fibre arrangement case (1) bottom, the up end front side and the rear side symmetry of trampoline (90) rivet side breast board (91), the up end of trampoline (90) and lie in and form between two sets of side breast boards (91) and arrange groove (92), the one end of arranging groove (92) is located under rectangle material pipe (19), arrange the other end of groove (92) and offered and arrange material export (93), four corners of up end of trampoline (90) are connected with oblique billet (94) through welding piece (33), oblique billet (94) slope upwards set up.
6. The fiber arrangement device for ultra-high performance concrete production according to claim 5, wherein: the bouncing arrangement structure (9) further comprises a vertical section (95), a bending section (96), wheel frames (97), pulleys (98) and connecting pieces (99), each group of the bending section (96) is welded at the upper end of each inclined steel bar (94), the bending section (96) is bent towards one side far away from the S-pole electromagnet (22), the vertical section (95) is welded at the upper end of the bending section (96), the vertical section (95) is fixed with the inner surface of the upper end of the fiber arrangement box (1) through the connecting pieces (99) at the top, and the pulleys (98) are installed at the inner side central position of the bending section (96) through the two groups of the wheel frames (97).
7. The fiber arrangement device for ultra-high performance concrete production according to claim 6, wherein: synchronous drive structure (8) are including changeing roller (81), second bearing frame (82) and uniform velocity motor (83), it is horizontal setting to change roller (81) two sets of altogether, two sets of the front end inner wall that changes roller (81) one end and arrange case (1) through second bearing frame (82) and fibre, a set of the other end that changes roller (81) has uniform velocity motor (83) through the coupling joint, and another set of the other end that changes roller (81) is fixed through the rear end inner wall of third bearing frame and fibre case (1).
8. The fiber arrangement device for ultra-high performance concrete production according to claim 7, wherein: the synchronous drive structure (8) further comprises cams (84), protruding portions (85), chain wheels (86) and chains (87), each group of the synchronous drive structure is respectively sleeved with two groups of cams (84) on each rotating roller (81), the cams (84) are located on the right sides of the pulleys (98), the cams (84) are close to the pulleys (98) in position, the protruding portions (85) on the cams (84) act on the pulleys (98), the rotating rollers (81) drive the cams (84) to rotate clockwise at a uniform speed, the chain wheels (86) are respectively sleeved at the end portions of the rotating rollers (81), and the two groups of the chain wheels (86) are connected and driven through the chains (87).
9. The fiber arrangement device for ultra-high performance concrete production according to claim 1, wherein: the front side and the rear side of the fiber arrangement box (1) are symmetrically provided with supporting seats (30), adjustable supporting rods (31) are arranged at the lower ends of the supporting seats (30), and casters (32) are arranged at the lower ends of the adjustable supporting rods (31).
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| CN202310740206.7A CN116494350B (en) | 2023-06-21 | 2023-06-21 | Fiber arrangement device for ultra-high performance concrete production |
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| CN202310740206.7A CN116494350B (en) | 2023-06-21 | 2023-06-21 | Fiber arrangement device for ultra-high performance concrete production |
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| CN116494350B true CN116494350B (en) | 2023-08-29 |
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| CN114159990A (en) * | 2021-12-03 | 2022-03-11 | 河海大学 | Device and method for dispersing carbon fibers in material |
| CN216910028U (en) * | 2022-03-29 | 2022-07-08 | 射阳开达探伤机制造有限公司 | Magnetic suspension stirring device capable of preventing deposition for magnetic powder flaw detector |
| CN114905629A (en) * | 2022-05-13 | 2022-08-16 | 青岛理工大学 | Steel fiber concrete forming device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115256599B (en) * | 2022-08-11 | 2023-07-25 | 中国天楹股份有限公司 | Large-scale gravity energy storage balancing weight production system and technology |
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| GB1463040A (en) * | 1975-07-17 | 1977-02-02 | Innovationsteknik Inst Ab | Method of reinforcing mortar and concrete with steel fibres |
| US5599095A (en) * | 1994-01-26 | 1997-02-04 | Elkin; Luther V. | Concrete strengthening and adhesion material feeding apparatus |
| JP2009297933A (en) * | 2008-06-11 | 2009-12-24 | Kajima Corp | Method and apparatus for manufacturing fiber-reinforced concrete member |
| KR102103830B1 (en) * | 2019-12-04 | 2020-04-24 | 주식회사 가온플랜트 | Shotcrete mixing system having vertical type transporting structure |
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| CN116494350A (en) | 2023-07-28 |
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