CN208857634U - A kind of air-sweeping type fiber synchronizes automobile-used fabric thrashing device - Google Patents

Abstract

The utility model discloses a kind of air-sweeping type fibers to synchronize automobile-used fabric thrashing device, including feeder pipe, and feeder pipe upper end is connected with air hose and fiber feed mouth, is additionally provided with and blows material air hose；The lower section of feeder pipe is vertical round tube；It blows material air hose one end to connect with compressed air line, the other end is fixedly connected along with the tangential direction of circumference where air hose with the lower section of feeder pipe.The beneficial effects of the utility model are: the spreading uniformity of glass fibre can be greatly improved.

Description

A kind of air-sweeping type fiber synchronizes automobile-used fabric thrashing device

Technical field

The utility model belongs to road construction field, and specifically a kind of air-sweeping type fiber synchronizes automobile-used fabric thrashing device, can It is laid with applied to bituminous pavement, glass fibre is added into asphalt macadam.

Background technique

In bituminous pavement laying, in order to improve the pull resistance of bitumen layer, prevents from being cracked, need to mix into asphalt macadam Add glass fibre.When construction, coiled glass fibre is cut short by equipment to the length of setting, then to be dispensed onto pitch broken Shi Zhong.In traditional fiber dispensing device, fiber cutter are mounted on crossbeam lower part, are directly spread in ground after cutting into staple fiber Face, cutter is easy to be polluted by pitch and be passivated in this process, and fiber cannot be dispensed uniformly.Chinese patent literature CN205741843U discloses " a kind of fiber synchronize automobile-used staple fiber send fine dispensing device " on November 30th, 2016, and fiber is same It is additionally provided with the cutter of cutting fibre and the ejector of conveying fiber on step vehicle, feed inlet, cutter lower section are equipped with above ejector It is aligned with the feed inlet of ejector, ejector both ends are air inlet and air outlet, and the blower of ejector air inlet connection air-supply goes out Air port connects the top that fiber dispenses case by air hose.By the way that cutter are arranged in crossbeam top in the program, sent with air hose Fiber solves cutter and is atomized pitch passivation and matters not easy to repair, but during transportation, the glass that air hose directly comes out Small group is easily formed in fiber part, causes fiber to dispense uniform situation undesirable.

Summary of the invention

The utility model technical issues that need to address are the uniform effects that existing air hose send fine device to dispense glass fibre Fruit is bad, so that providing a kind of air-sweeping type fiber synchronizes automobile-used fabric thrashing device, the spreading that can greatly improve glass fibre is equal Evenness.

In order to realize goal of the invention, the utility model adopts the following technical solution: a kind of air-sweeping type fiber synchronizes automobile-used fibre Dispersing device is tieed up, including feeder pipe, feeder pipe upper end are connected with air hose and fiber feed mouth, are additionally provided with and blow material air hose；Feeder pipe Lower section is vertical round tube；It blows material air hose one end to connect with compressed air line, other end edge is cut with circumference where air hose Line direction is fixedly connected with the lower section of feeder pipe.

The air-sweeping type fiber of this programme design synchronizes automobile-used fabric thrashing device, is equipped with a feeder pipe, upper end is connected with wind Pipe, air hose connect blast apparatus, can be conveyed the glass fibre for needing to break up by the way that the pipeline is unified by wind-force.Feeder pipe The upper position close to upper end is equipped with fiber feed mouth, for being fed.The lower section of feeder pipe is vertical round tube, lower ending opening As fiber discharge port.In feeder pipe lower section, along the tangent to periphery direction of round tube, it is fixedly connected with the one end for blowing material air hose.It blows Expect that the other end of air hose imports compressed air, enters feeder pipe through over-blowing material air hose, swirling eddy is formed in feeder pipe, by edge The fiber that feeder pipe flows axially through dispels.Under the resultant force of circumferential rotary force and axial propulsive force, fiber it is scattered from Feeder pipe lower end sprays, and forms good dispersion effect.

Preferably, the lower section of feeder pipe is connected with up-small and down-big horn mouth.It is installed on one in the lower end of feeder pipe Small lower big horn mouth can cooperate and blow the swirling eddy that material air hose provides, fiber is dispersed more evenly in the circumferential.

Preferably, bell-mouthed opening angle is γ, there are 0 °≤γ≤45 °.Bell-mouthed opening degree is to fiber Circumferential dispersion effect has a significant impact.When γ be greater than 45 ° when, blow material air hose blowout air-flow due to lack horn mouth side wall must It limits, effective swirling eddy can not be formed, thus the effect is unsatisfactory to fiber is dispelled.Therefore by the value range of γ It is limited to 0 °≤γ≤45 °.

Preferably, the angle blown between material air hose and the lower section axis of feeder pipe is α, there are 60 ° of 30 ° of > α >.Blow material wind Angle between pipe and the lower section axis of feeder pipe has direct relation to the circle number for forming swirling eddy.It is in the value range of α At 60 ° 30 ° of > α >, the turnning circle control of swirling eddy can not only dispel fiber in 2 circles enough, but also will not be because of circle number It is more that the fiber dispelled is caused to have little time to fall and reassemble agglomerating.

Preferably, being B with horn mouth upper end diameter, the edge for expecting the tie point of air hose and feeder pipe to horn mouth lower end is blown Axial length is L, there is L=Z × (tan α × B), and the value range of Z is 2 ~ 6.The tie point of material air hose and feeder pipe is blown to loudspeaker The generation section that can be considered as swirling eddy rotation status along axial length of mouth lower end, the length in the section is to fiber Dispersion effect equally has an impact.The diameter of feeder pipe can be considered as a characterization parameter of the blanking velocity of fiber, the parameter pair The dispersion effect of fiber also has a major impact.The angle of material air hose and feeder pipe, the diameter of feeder pipe will be blown, blow material air hose under The tie point of expects pipe is fixed up in the form of function to horn mouth lower end along axial three parameters of length, can both be obtained Relative optimization breaks up effect, and can require adjustment on demand according to different fibers, different operating environment, friction speed.

The technical program not can be used only in glass fibre and break up in operation, for other similar materials characteristics similar to matter Breaing up for the fiber of ground material can also be used.In use, can be finely adjusted according to material property to design parameter, to obtain most Good effect.

In conclusion the beneficial effects of the utility model are: the spreading uniformity of glass fibre can be greatly improved.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the A-A cross-sectional view of Fig. 1.

Wherein: 1 cutter, 2 air hoses, 3 feeder pipes, 4 blow material air hose, 5 horn mouths.

Specific embodiment

The utility model is further described with specific embodiment with reference to the accompanying drawing.

Embodiment as shown in Figure 1 and Figure 2 synchronizes automobile-used fabric thrashing device for a kind of air-sweeping type fiber.This air-sweeping type fiber Automobile-used fabric thrashing device is synchronized equipped with a feeder pipe 3, feeder pipe is divided into two sections.Upper section tilts to the right, is equipped with fibre Feed inlet 31 is tieed up, end is connected with air hose 2, is connected to blast apparatus by air hose.The lower section of feeder pipe is vertical round tube, round tube Lower end is fixedly installed with up-small and down-big horn mouth 5.In the lower section of feeder pipe, the tangent to periphery direction along round tube is fixedly connected with One end of material air hose 4 is blown, and the other end for blowing material air hose is connect with air compressor machine, can be held by blowing material air hose to feeder pipe lower section It is continuous to be blown into compressed air, and swirling eddy is formed in the lower section of feeder pipe and bell-mouthed section.

Bell-mouthed opening angle is γ, has 0 °≤γ≤45 °, this example selects γ=30 °.It blows under material air hose and feeder pipe Angle between section axis is α, has 60 ° of 30 ° of > α >, this example selects α=45 °.Be B with horn mouth upper end diameter, blow material air hose with The tie point of feeder pipe is L along axial length to horn mouth lower end, there is L=Z × (a tan α × B), the value range of Z is 2 ~ 6.In this example, the diameter B=100mm, Z of horn mouth upper end diameter, that is, feeder pipe lower section take 2.5, then L is 250mm.

The air-sweeping type fiber of this example synchronizes automobile-used fabric thrashing device, and when in use, the glass fibre of whole beam is cut by cutter 1 It has no progeny and is fallen into feeder pipe from fiber feed mouth, push glass fibre downlink from air hose output gas flow.Material air hose is blown when going downwards to It when opening, and increases feeder pipe lower section tangent to periphery direction and the air-flow that comes, makes fiber not only along feeder pipe downlink, Also rotated along the tube wall of feeder pipe.This spinning movement forms good dissipating effect after entering horn mouth, makes fiber It spreads more evenly, and dissipates more efficient.

Claims (5)

1. a kind of air-sweeping type fiber synchronizes automobile-used fabric thrashing device, including feeder pipe (3), feeder pipe upper end is connected with air hose (2) With fiber feed mouth (31), characterized in that be additionally provided with and blow material air hose (4)；The lower section of feeder pipe is vertical round tube；Blow material wind Pipe one end is connect with compressed air line, lower section fixed company of the other end along tangential direction and feeder pipe with circumference where air hose It connects.

2. a kind of air-sweeping type fiber according to claim 1 synchronizes automobile-used fabric thrashing device, characterized in that under feeder pipe Section is connected with up-small and down-big horn mouth (5).

3. a kind of air-sweeping type fiber according to claim 2 synchronizes automobile-used fabric thrashing device, characterized in that bell-mouthed Angle of release degree is γ, there is 0 °≤γ≤45 °.

4. a kind of air-sweeping type fiber according to claim 1 or 2 or 3 synchronizes automobile-used fabric thrashing device, characterized in that blow material Angle between air hose and the lower section axis of feeder pipe is α, there is 60 ° of 30 ° of > α >.

5. a kind of air-sweeping type fiber according to claim 4 synchronizes automobile-used fabric thrashing device, characterized in that on horn mouth End diameter is B, and the length along axial direction for blowing tie point to the horn mouth lower end of material air hose and feeder pipe is L, there is L=Z × (tan α × B), the value range of Z is 2 ~ 6.