CN106626071A - Fiber dispersion method and device applied to building mixture - Google Patents

Fiber dispersion method and device applied to building mixture Download PDF

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Publication number
CN106626071A
CN106626071A CN201610866905.6A CN201610866905A CN106626071A CN 106626071 A CN106626071 A CN 106626071A CN 201610866905 A CN201610866905 A CN 201610866905A CN 106626071 A CN106626071 A CN 106626071A
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China
Prior art keywords
magnetosphere
charge
fiber
channel
mixture
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CN201610866905.6A
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CN106626071B (en
Inventor
柳志军
韦小碧
张雷
王东权
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China University of Mining and Technology CUMT
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China University of Mining and Technology CUMT
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/40Mixing specially adapted for preparing mixtures containing fibres
    • B28C5/404Pre-treatment of fibres

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

The invention discloses a fiber dispersion method and device applied to a building mixture. According to the method, fiber bundles are placed in a channel full of the same charges, fibers are electrified, fiber filaments are dispersed under the action of charge repulsion force, and then the dispersed fibers are blown into a building mixture stirring device through the wind force. The device for implementing the method comprises a feeding hopper (1), a downward sliding channel (2), a parallel channel (3), the charge channel (4), a discharging channel (5), a draught fan (6), a first magnetic ring (7-1), a second magnetic ring (7-2) and a charge generator (8). The opposite sides of the first magnetic ring (7-1) and the second magnetic ring (7-2) have the same polarity. The charges generated by the charge generator (8) are injected into the space, between the first magnetic ring (7-1) and the second magnetic ring (7-2), inside the charge channel (4). The device is simple in structure, and the fibers can be dispersed into the filaments and evenly mixed into the building mixture.

Description

A kind of fiber process for dispersing and dispersal device for being applied to build mixture
Technical field
The present invention relates to a kind of fiber process for dispersing and dispersal device, specifically a kind of fiber for being applied to build mixture Process for dispersing and dispersal device, belong to construction material and Architectural Equipment field.
Background technology
Adding of fiber can effectively improve its crack resistance in the building mixture such as building concrete, semi-rigid base course, Reduce the generation in crack.But, the scattered uniformity of fibre single thread has a strong impact on its effect of prestressed, as far as possible will need during admixture Fibre bundle disperses.Because the fiber of factory process is that bunchy is present, it is therefore desirable to be divided into monofilament as far as possible.As manually disperseed, Workload is big, extremely inefficient.Existing Aided Machine and method clustering phenomena are serious, very remote apart from monofilament dispersity, dispersion Effect is very undesirable.
The content of the invention
It is an object of the invention to provide a kind of fiber process for dispersing and dispersal device for being applied to build mixture, the party Method and realize that fiber can be divided into monofilament state by the device of the method automatically, in being evenly dispersed into building mixture.
To achieve these goals, a kind of fiber process for dispersing for being applied to build mixture of the present invention, the method is by fibre Dimension beam is placed in the passage full of electric charge, makes fiber powered, and fibre single thread mutually disperses in the presence of same sex electric charge repels each other, then Scattered fibre single thread is blown into into mixer using wind-force.
Realize said method it is a kind of be applied to build mix fiber dispersal device, including feed hopper, sliding channel, Parallel channels, charge pathway, tapping channel, blower fan, the first magnetosphere, the second magnetosphere and charge generators, the feed hopper, downslide Passage, parallel channels, charge pathway, tapping channel and mixer are sequentially connected;Blower fan is arranged on sliding channel and parallel channels Junction, its air outlet is just to parallel channels entrance;Charge pathway two ends are respectively provided with the first magnetosphere and the second magnetosphere, described First magnetosphere and the second magnetosphere opposite side polarity are identical;The electric charge that charge generators are produced is infused in charge pathway, first In space between magnetosphere and the second magnetosphere.
The electric charge that charge generators are produced is infused in charge pathway, in the space between the first magnetosphere and the second magnetosphere, Due to the first magnetosphere and the second magnetosphere opposite side polarity it is identical, electric charge under the magnetic action of the first magnetosphere and the second magnetosphere, Can be evenly distributed in the space so that fibre bundle is sufficiently charged, in the presence of same sex electric charge repels each other, fibre bundle scatters In monofilament state.
Present configuration is simple, compared with manually, not only efficiency high, and fiber can be dispersed into monofilament state, uniformly Mix and build in mixture in ground.
Description of the drawings
Fig. 1 is schematic structural view of the invention;
In figure:1st, feed hopper, 2, sliding channel, 3, parallel channels, 4, charge pathway, 5, tapping channel, 6, blower fan, 7-1, First magnetosphere, 7-2, the second magnetosphere, 8, charge generators, 9, mixer.
Specific embodiment
Below in conjunction with the accompanying drawings the invention will be further described.
A kind of fiber process for dispersing for being applied to build mixture, by the way that fibre bundle is placed in the passage full of electric charge, So that fiber is powered, fibre single thread mutually disperses in the presence of same sex electric charge repels each other, and recycles wind-force to blow scattered fiber Enter to build mixture agitating device.
It is as shown in figure 1, a kind of fiber dispersal device for being applied to build mixture including feed hopper 1, sliding channel 2, flat Row of channels 3, charge pathway 4, tapping channel 5, blower fan 6, the first magnetosphere 7-1, the second magnetosphere 7-2 and charge generators 8, it is described Feed hopper 1, sliding channel 2, parallel channels 3, charge pathway 4, tapping channel 5 and mixer 9 are sequentially connected;Blower fan 6 is arranged on The junction of sliding channel 2 and parallel channels 3, its air outlet is just to the entrance of parallel channels 3;The two ends of charge pathway 4 are respectively provided with First magnetosphere 7-1 and the second magnetosphere 7-2, first magnetosphere 7-1 is identical with the opposite side polarity of the second magnetosphere 7-2;Electricity The electric charge that lotus generator 8 is produced is infused in charge pathway 4, in the space between the first magnetosphere 7-1 and the second magnetosphere 7-2.
The wind that blower fan 6 is produced causes the air-flow that direction as shown by arrows in FIG. is formed in passage, fibre bundle to glide and fall into In parallel channels 3, under the action of the forces of the wind in charge pathway 4.
The electric charge that charge generators 8 are produced is infused in charge pathway between the 4, first magnetosphere 7-1 and the second magnetosphere 7-2 In space, because the first magnetosphere 7-1 and the second magnetosphere 7-2 opposite side polarity are identical, electric charge is in the first magnetosphere 7-1 and the second magnetic Under the magnetic action of circle 7-1, can be evenly distributed in the space so that fibre bundle is sufficiently charged, repel each other in same sex electric charge In the presence of, fibre bundle scatters in monofilament state.
Under the action of the forces of the wind mixer 9 is entered by tapping channel 5 in monofilament state fiber.
Present configuration is simple, compared with manually, not only efficiency high, and fiber can be dispersed into monofilament state, uniformly Mix and build in mixture in ground.
Preferably, the charge generators 8 are electron gun, and the spout of electron gun is in charge pathway 4.Electron gun device letter Single, price is low, easily buys on the market.
Preferably, the angle of the sliding channel 2 and parallel channels 3 is more than 120 degree.Air-flow causes the lower end of sliding channel 2 Formed and formed in negative pressure, sliding channel 2 top-down airflow direction, it is to avoid the reverse blowback fiber of air-flow.
Preferably, the charge pathway 4 be data feedback channel, fiber under the collective effect of self gravitation and updraft, Holdup time is long, abundant adsorption charge.
First magnetosphere 7-1 and the phase of the second magnetosphere 7-2 can select permanent magnet, it is also possible to select solenoid.Forever Magnet price is low, easy to install;Solenoid controllability is good, is easy to adjust magnetic field intensity, the present invention preferably solenoid.

Claims (6)

1. it is a kind of be applied to build mixture fiber process for dispersing, it is characterised in that fibre bundle is placed in full of same sex electric charge Passage in so that fiber is powered, and fibre single thread mutually disperses in the presence of same sex electric charge repels each other, recycle wind-force will disperse Fiber blow into building mixture agitating device.
2. it is a kind of be applied to build mixture fiber dispersal device, it is characterised in that including feed hopper (1), sliding channel (2), parallel channels (3), charge pathway (4), tapping channel (5), blower fan (6), the first magnetosphere (7-1), the second magnetosphere (7-2) With charge generators (8), the feed hopper (1), sliding channel (2), parallel channels (3), charge pathway (4), tapping channel (5) It is sequentially connected with mixer (9);Blower fan (6) is arranged on the junction of sliding channel (2) and parallel channels (3), and its air outlet is just To parallel channels (3) entrance;Charge pathway (4) two ends are respectively provided with the first magnetosphere (7-1) and the second magnetosphere (7-2), described First magnetosphere (7-1) is identical with the second magnetosphere (7-2) opposite side polarity;The electric charge that charge generators (8) are produced is infused in In charge pathway (4), in the space between the first magnetosphere (7-1) and the second magnetosphere (7-2).
3. it is according to claim 2 be applied to build mixture fiber dispersal device, it is characterised in that the electric charge send out Raw device (8) is electron gun.
4. it is according to claim 3 be applied to build mixture fiber dispersal device, it is characterised in that the lower slide-through The angle of road (2) and parallel channels (3) is more than 120 degree.
5. being applied to according to Claims 2 or 3 or 4 builds the fiber dispersal device of mixture, it is characterised in that described Charge pathway (4) is data feedback channel.
6. it is according to claim 5 be applied to build mixture fiber dispersal device, it is characterised in that first magnetic Circle (7-1) and the second magnetosphere (7-2) adopt solenoid.
CN201610866905.6A 2016-09-29 2016-09-29 A kind of fiber dispersal device applied to building mixture Active CN106626071B (en)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108409348A (en) * 2018-03-19 2018-08-17 中南大学 A kind of device and method thereof of fiber surface deposited interfacial layer
CN109569391A (en) * 2018-11-19 2019-04-05 昆明理工大学 A kind of electronic ultrasonic nanoparticle suspension dispersal device and method
CN110466060A (en) * 2019-08-24 2019-11-19 中国水利水电第五工程局有限公司 A kind of soft fibre disperses automatically and adding set
CN110965153A (en) * 2019-11-29 2020-04-07 界首市佳美棉业有限公司 PET short fiber feeding device
CN114159990A (en) * 2021-12-03 2022-03-11 河海大学 Device and method for dispersing carbon fibers in material
CN114290524A (en) * 2021-12-03 2022-04-08 东华大学 Device for dispersing bunched fibers into single fibers
CN114734538A (en) * 2022-05-17 2022-07-12 东北电力大学 Mechanical-ionization combined fiber dispersing device
CN116891356A (en) * 2023-06-30 2023-10-17 水利部交通运输部国家能源局南京水利科学研究院 Device and method for improving toughness of concrete by solving fiber aggregation

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DE102006029005A1 (en) * 2006-06-24 2008-01-03 Hermann Dennerlein Steel fiber injecting method, involves injecting steel fibers into orifice-isolated region of down pipe for feeding into fresh concrete, and feeding mixing drum of mixer with steel fiber reinforced-fresh concrete over down pipe
CN201186243Y (en) * 2007-12-18 2009-01-28 杨卫华 Injection type electrostatic cull eliminator
CN102350254A (en) * 2011-07-22 2012-02-15 湖南亚太实业有限公司 Cluster fiber pneumatic stirring, dispersing and netting device
CN102720003A (en) * 2012-05-15 2012-10-10 山东泰鹏无纺有限公司 Method for improving evenness of terylene spunbonded nonwoven fabric and electrostatic filament dividing device
CN203159486U (en) * 2012-12-11 2013-08-28 上海伊索热能技术有限公司 Ceramic fiber capable of being dispersed in aqueous solution
CN203591739U (en) * 2013-12-07 2014-05-14 四川省博仁达石油科技有限公司 Air inlet pipe structure of fiber material air mixing device
CN204322291U (en) * 2014-12-19 2015-05-13 长安大学 A kind of fiber dispersion adding apparatus produced for fiber concrete

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006029005A1 (en) * 2006-06-24 2008-01-03 Hermann Dennerlein Steel fiber injecting method, involves injecting steel fibers into orifice-isolated region of down pipe for feeding into fresh concrete, and feeding mixing drum of mixer with steel fiber reinforced-fresh concrete over down pipe
CN201186243Y (en) * 2007-12-18 2009-01-28 杨卫华 Injection type electrostatic cull eliminator
CN102350254A (en) * 2011-07-22 2012-02-15 湖南亚太实业有限公司 Cluster fiber pneumatic stirring, dispersing and netting device
CN102720003A (en) * 2012-05-15 2012-10-10 山东泰鹏无纺有限公司 Method for improving evenness of terylene spunbonded nonwoven fabric and electrostatic filament dividing device
CN203159486U (en) * 2012-12-11 2013-08-28 上海伊索热能技术有限公司 Ceramic fiber capable of being dispersed in aqueous solution
CN203591739U (en) * 2013-12-07 2014-05-14 四川省博仁达石油科技有限公司 Air inlet pipe structure of fiber material air mixing device
CN204322291U (en) * 2014-12-19 2015-05-13 长安大学 A kind of fiber dispersion adding apparatus produced for fiber concrete

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108409348A (en) * 2018-03-19 2018-08-17 中南大学 A kind of device and method thereof of fiber surface deposited interfacial layer
CN108409348B (en) * 2018-03-19 2021-01-01 中南大学 Equipment and method for depositing interface layer on surface of fiber
CN109569391A (en) * 2018-11-19 2019-04-05 昆明理工大学 A kind of electronic ultrasonic nanoparticle suspension dispersal device and method
CN109569391B (en) * 2018-11-19 2021-04-02 昆明理工大学 Electronic ultrasonic nano particle suspension liquid dispersing device and method
CN110466060A (en) * 2019-08-24 2019-11-19 中国水利水电第五工程局有限公司 A kind of soft fibre disperses automatically and adding set
CN110965153A (en) * 2019-11-29 2020-04-07 界首市佳美棉业有限公司 PET short fiber feeding device
CN114159990A (en) * 2021-12-03 2022-03-11 河海大学 Device and method for dispersing carbon fibers in material
CN114290524A (en) * 2021-12-03 2022-04-08 东华大学 Device for dispersing bunched fibers into single fibers
CN114290524B (en) * 2021-12-03 2024-03-26 东华大学 Device for dispersing bundled fibers into single fibers
CN114734538A (en) * 2022-05-17 2022-07-12 东北电力大学 Mechanical-ionization combined fiber dispersing device
CN116891356A (en) * 2023-06-30 2023-10-17 水利部交通运输部国家能源局南京水利科学研究院 Device and method for improving toughness of concrete by solving fiber aggregation
CN116891356B (en) * 2023-06-30 2024-01-09 水利部交通运输部国家能源局南京水利科学研究院 Device and method for improving toughness of concrete by solving fiber aggregation

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