CN203437221U - Separator center shaft assembly - Google Patents

Abstract

The utility model relates to a separator center shaft assembly, and belongs to the technical field of separator center shaft assembly structures. The separator center shaft assembly comprises a feed port, a discharge port and a center shaft provided with a cavity. Centripetal impellers are fixed at the upper end of the center shaft, an air guiding pipe is installed inside an inner cavity of the center shaft, and a settling pond is arranged below the center shaft. The separator center shaft assembly is provided with the cavity and the inner cavity both of which are used in cooperation with the feed port, the discharge port and the air guiding pipe to achieve air, liquid and solid phase separation. Materials are evenly distributed inside a rotary drum through a material distribution plate, operation is easy and convenient, and the separating efficiency and the separating precision are also improved.

Description

A kind of seperator central axis component

Technical field

The utility model relates to a kind of seperator central axis component, belongs to seperator central axis component technical field of structures.

Background technology

Disk centrifuge is a kind of in sedimentation-type centrifuge, to utilize in mixed liquor (dirty solution), to there is different densities and immiscible light liquid, heavy-fluid and solid phase, in centrifugal force field, obtain the principle of different sinking speed, reach separated, layering or make to close the object of solid particles sediment in liquid, all trades and professions all have application, apply quite extensive.And traditional disk plate centrifuge is because it is simple in structure, adopt stainless steel material, rotatable parts weight is large, rotating speed generally can not be over 6000 revs/min, the suffered centrifugal force of mixed liquor in rotary drum is limited, undesirable for the separating substances effect that proportion is close, separation accuracy is not high, simultaneously helpless for the gas in mixed liquor.

Summary of the invention

The purpose of this utility model is to solve the deficiency that above-mentioned prior art exists, and the seperator central axis component of a kind of reasonable in design, diverse in function, good separating effect is provided.

A kind of seperator central axis component of the present utility model, its special character is to comprise charging aperture 14, discharging opening 19 and with the central shaft 21 of cavity 22, radial impeller 11 is fixed on the upper end of central shaft 21, wireway 13 is arranged on the inner chamber 23 of central shaft 21, and sedimentation basin 9 is located at the below of central shaft 21;

Described charging aperture 14 communicates with the cavity 22 of central shaft 21, forms the passage that material enters drum assembly;

The centre bore of described radial impeller 11 communicates with inner chamber 23, the discharging opening 19 of central shaft 21, forms the passage that separated rear light liquid is discharged drum assembly;

The center on radial impeller 11 tops is fixed on described wireway 13 tops, and the afterbody of central shaft 21 is fixed in bottom, by flexible pipe, is communicated with the bleeding point of vavuum pump 5, forms the passage that separated rear gas is discharged drum assembly.

A kind of seperator central axis component of the utility model, is provided with cavity, inner chamber, coordinates charging aperture, discharging opening and wireway to realize the gas, liquid, solid three phase separation of material.Meanwhile, the material distribution plate of its installation is uniformly distributed in rotary drum inside by material, not only easy and simple to handle, has also improved separative efficiency, precision.

Accompanying drawing explanation

Fig. 1: the generalized section of the utility model seperator central axis component;

Fig. 2: the top view of the utility model seperator central axis component;

Fig. 3: the structural representation of the compound seperator of centrifugal vacuum in the utility model;

Fig. 4: the structural representation of drum assembly in the utility model;

In figure: 1: discharge nozzle; 2: feed pipe; 3: feed tank; 4: charging pump; 5: vavuum pump; 6: drum assembly; 7: transmission device; 8: support; 9: sedimentation basin; 10: motor; 11: radial impeller; 12: wheel; 13: wireway; 14: charging aperture; 15: sinker; 16: rotary drum; 17: material distribution plate; 18: central axis component; 19: discharging opening; 20: through hole; 21: central shaft; 22: cavity; 23: inner chamber.

The specific embodiment

Referring to accompanying drawing, provide the specific embodiment of the present utility model, be used for formation of the present utility model to be further described.

Embodiment 1

The compound seperator of centrifugal vacuum of the present embodiment, material to be separated is squeezed in feed tank 3 through charging pump 4 by feed pipe 2, drum assembly 6 is driven by the motor 10 being fixed on support 8 by transmission device 7, and around central shaft 21 high speed rotating, the inner vacuum that forms of separate vacuum assembly of High Rotation Speed, by mixed liquor from feed tank 3 through charging aperture 14, the cavity 22 of central shaft 21, the through hole 20 of material distribution plate 17 sucks rotary drum 16, mixed liquor is in powerful centrifugal effect lower leaf, solid particles sediment is at drum inner wall, heavy-fluid layer collects in the outside of rotary drum 16 inside, air accumulation is on the top of rotary drum 16.Light liquid enters the gap between sinker 15 by sinker 15 outer rims under the effect of radial impeller 11, about 0.1mm～the 0.2mm in gap, light liquid between gap again by supernatant, come together in rotary drum 16 tops, by radial impeller 11, be pressed into the inner chamber 23 of central shaft 21, through discharging opening 19, discharge nozzle 1, discharge outside body.The gas that is gathered in rotary drum 16 tops is discharged body from wireway 13 through vavuum pump 5.Heavy-fluid, after drum assembly 6 stops the rotation, through the through hole 20 of material distribution plate 17, the cavity 22 of central shaft 21, enters sedimentation basin 9 under the effect of gravity.

On described material distribution plate 17 equally distributed through hole 20 outer large in little, square-outside and round-inside, mixed liquor can be evenly distributed in to rotary drum 16 inside, reduce mixed liquor disturbance simultaneously, facilitated mixed liquor fast hierarchical separated.

During the space of described material flow between sinker 15, solid particle along sinker 15 upper surface slide, departs from the position that accumulates in drum inner wall diameter maximum after sinker and forms slag blanket under centrifugal action, by manual operation, can be discharged rotary drum 16; Light phase liquid by sinker 15 lower surfaces along Archimedes's alignment rotary drum 16 central motions, under the effect of radial impeller 11, arrive rotary drum 16 tops, through radial impeller 11, be collected to central shaft 21 inner chambers 23, from the discharging opening 19 of central axis component 18, through discharge nozzle 1, discharge body; Heavy phase liquid accumulates in the sinker edge near slag blanket under centrifugal action, enters sedimentation basin 9 automatically discharge along the material distribution plate 17 of rotary drum 16 bottoms and central shaft cavity 22; Separator drum 16 is the inner negative pressure that forms when High Rotation Speed, and the gas being dissolved in material is separated out naturally from material, gathers rotary drum 16 tops, by being positioned at the middle wireway of central shaft 21 13, discharges, and realizes the degassed of material.

Described wireway 13, radial impeller 11 center is fixed on its top, and the afterbody of central shaft 18 is fixed in bottom, through central shaft inner chamber, by flexible pipe, is communicated with the bleeding point of vavuum pump 5.

Described sinker 15 is bowl structure that inner surface has many archimedes line lug, nibs, hollow at the bottom of its bowl, , there is card at the bowl end to fix in the groove at material distribution plate middle part, the ramp structure of its bowl-like wall, archimedes line lug, nib has increased mixed liquor sedimentation path, mixed liquor enters rotary drum 16 inside by charging aperture 14, along sinker 15 outsides, rise to sinker 15 upper ends and at the bottom of the Yan Wan nation inner side of taking advantage of a situation enters bowl, the sedimentation of the sinker 15 of process multilayer intussusception, improved separating effect, simultaneously, gap length between sinker can effectively regulate the separation accuracy of seperator.

The integral body that the compound seperator of centrifugal vacuum is realized body under the slip of wheel 12 moves flexibly.

Adopt the compound seperator of centrifugal vacuum of this embodiment can realize three kinds of operations: liquid-solid separation, i.e. clarification operation; Liquid-liquid is separated, i.e. lock out operation (two kinds of liquid specific gravity differences); Liquid-gas is separated, i.e. degassed operation.

By touch-screen, PLC controller, magnetic valve, motor-driven valve, pressure sensor, temperature sensor, liquid level sensor are set, can realize the Auto Power On of seperator, discharge light liquid continuously, automatically discharge heavy-fluid, regularly exhaust etc., make seperator realize Automatic Control function, be widely used in every field.

The profile of existing disk centrifuge is heavy, separating factor is low, inferior separating effect; And centrifugal compound separator structure compact and reasonable of the present invention, rotary drum rotating speed can be greater than 10000r/min, separating factor can reach 16000, and separation accuracy is high, good separating effect, separative efficiency is high, profile is light and handy, simple to operate simultaneously, and wheel, mobile also convenient is housed.

The compound seperator of centrifugal vacuum of the present embodiment has following features:

1. the rotary drum of this seperator adopts the aluminum alloy materials of high-quality, and quality is light, mechanical performance is superior, reduces to greatest extent the inertia of rotary drum, and seperator turns scooter 10000 and turns, and separation factor reaches 16000.

2. sinker material adopts the light macromolecular materials such as nylon, and inertia is little.The bowl-shape sinker with archimedes line lengthens the path of stoste in rotary drum, and disengaging time increases, and has greatly improved separation accuracy, efficiency.

3. at the peak of rotary drum, wireway has been installed, has been removed the gas in stoste, avoided because of rotary drum vent plug simultaneously, the phenomenon that the flow of seperator reduces.

4. material distribution plate has the through hole of 12 little in outer large, square-outside and round-insides, and it is uniformly distributed on material distribution plate, is conducive to material being uniformly distributed in rotary drum, reduces mixed liquor disturbance simultaneously, is also sinker 15 supporting seats.

5. this seperator is realized solid-liquid, the liquid-liquid of material, the Automatic Control of liquid-gas separation process, compact conformation, simple to operate, feed separation precision is high, production capacity is large, at chemical industry, medicine, light industry, food, bioengineering and traffic and transport field, all obtains extensive use.

Claims (4)

1. a seperator central axis component, it is characterized in that comprising charging aperture (14), discharging opening (19) and with the central shaft (21) of cavity (22), radial impeller (11) is fixed on the upper end of central shaft (21), wireway (13) is arranged on the inner chamber (23) of central shaft (21), and sedimentation basin (9) is located at the below of central shaft (21).

2. a kind of seperator central axis component as claimed in claim 1, is characterized in that described charging aperture (14) communicates with the cavity (22) of central shaft (21), forms the passage that material enters drum assembly.

3. a kind of seperator central axis component as claimed in claim 1, is characterized in that the centre bore of described radial impeller (11) communicates with inner chamber (23), the discharging opening (19) of central shaft (21), forms the passage that separated rear light liquid is discharged drum assembly.

4. a kind of seperator central axis component as claimed in claim 1, it is characterized in that described wireway (13) top is fixed on the center on radial impeller (11) top, the afterbody of central shaft (21) is fixed in bottom, by flexible pipe, be communicated with the bleeding point of vavuum pump (5), form the passage that separated rear gas is discharged drum assembly.

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