CN208437048U - A kind of efficient cyclone separator - Google Patents

Abstract

The utility model discloses a kind of efficient cyclone separators, including separator body, air inlet pipe is equipped in separator body top side, top is equipped with exhaust pipe, bottom is equipped with dust-exhausting port, fire proofing tile is covered in entire separator interior, and it is equipped in the separator body and slows down the resistance dirt device that dust is discharged from exhaust pipe, the resistance dirt device be multiple annulus groups for being arranged in exhaust pipe circlewise separator and/or separator body inner wall circumference and exhaust tube wall it is provided circumferentially about return ash-pit, when the gas containing dust enters in cyclone separator ontology from air inlet pipe to be separated, interference by resistance dirt device, separative efficiency can be greatly improved, the utility model structure is simple, manufacturing cost is low, it is practical, the separative efficiency that can effectively improve dust is high, reduce the discharge amount of dust, reduce equipment dedusting Loss and economic input, energy conservation and environmental protection, have good generalization.

Description

A kind of efficient cyclone separator

Technical field

The utility model relates to a kind of efficient cyclone separators, belong to industrial trade separation equipment technical field.

Background technique

With economic rapid development, environmental pollution is increasingly severe, therefore environmental problem is always the weight being concerned Want one of problem.In industrial trade, metallurgical steel-smelting electric furnace and, these stoves row many as the increase of the incinerator of fuel using raw coal The atmosphere pollution put causes very big harm to ambient enviroment, so removing particulate matter from dusty gas to reduce it to atmosphere The technology of discharge is more and more important, is now dusted processing usually using cyclone separator, and effect is to remove conveying as far as possible The solid particle polluter and drop carried in gas achievees the purpose that gas-solid-liquid separates, when impure gas enters axially into rotation After wind separator, air-flow by guide vane guide functions and generate strong rotation, air-flow is twist downwardly into along cylinder Whirlwind barrel, the big grit of density are thrown toward wall under the action of the centrifugal force, and under the effect of gravity, fall along barrel and flow out rotation Air hose dust-exhausting port simultaneously returns to incinerator progress secondary burning, and the air-flow of rotation, to center flow, is upwardly formed in cylinder contract Secondary vortices are flowed out through separator top exit.Its structure is simple, operating flexibility is big, efficiency is higher, management and maintenance is convenient, and price is low Honest and clean, for trapping 5~10 μm of diameter or more of dust, particularly suitable dust particles are thicker, and dust content is larger, high temperature, high pressure Under the conditions of, also frequently as the interior separator of fluidized-bed reactor, or use as preseparator.But it to dustshot (such as Diameter < 5 μm) separative efficiency it is lower, fine powder separative efficiency is only capable of reaching 70%~90%, in order to reduce dust discharge amount, needs Bag filter is accessed at separator gas outlet and carries out double purification, but if the too big cloth bag that will increase of dust discharge amount removes The burden of dirt device increases loss and the economic input of dedusting significantly, therefore, improves the separative efficiency of separator, is urgently to solve Certainly the problem of.

Summary of the invention

The technical problem to be solved by the present invention is to provide a kind of this efficient cyclone separators, can overcome the prior art Deficiency.

In order to solve the above technical problems, the utility model is achieved through the following technical solutions: a kind of efficient cyclone point From device, including separator body, it is equipped with air inlet pipe in separator body top side, top is equipped with exhaust pipe, and bottom is equipped with row Dirt mouth is covered with fire proofing tile on entire separator inner wall, also, is equipped in the separator body and slows down dust from exhaust pipe The resistance dirt device of discharge.

Aforementioned resistance dirt device includes the multiple annulus groups circlewise separator, and two neighboring circle being arranged in exhaust pipe It is equipped between ring and guarantees that the vapour lock flowed through meets the gap that dust falls and do not influence air inducing loss.

Horizontal clearance between the two neighboring annulus of aforementioned cyclic separator is 1~3mm.

Aforementioned cyclic separator is one layer of arrangement above, the down suction of adjacent two layers ring-type separator is 100~ 500mm。

Aforementioned cyclic separator is groove type plate made of fire proofing tile composition or high temperature ceramic material.

Aforementioned resistance dirt device further includes that the annular opened up on fire proofing tile returns ash-pit, and it is one layer or more that the annular, which returns ash-pit, Setting, is evenly arranged on separator body inner wall circumference and exhaust tube wall circumference, and be arranged diagonally downward.

The annular for being evenly arranged on aforementioned separator body inner wall circumference returns ash-pit as wedge-shaped refractory brick；It is evenly arranged on exhaust tube wall It is antiwear heat resisting ceramics or stainless steel cambridge ring that annular on circumference, which returns ash-pit, and the annular returns ash-pit and separator body The angle of inner wall is 30o~65o.

Compared with the prior art, the utility model discloses a kind of efficient cyclone separators, to existing cyclonic separation Device improves, and increases slow down the resistance dirt device that dust is discharged from exhaust pipe inside it, and the resistance dirt device is that setting exists Multiple annulus groups in exhaust pipe circlewise separator and/or are set on separator body inner wall circumference and exhaust tube wall circumference The annular set returns ash-pit, and when the gas containing dust enters in cyclone separator ontology from air inlet pipe to be separated, density is big Grit be thrown toward wall under the action of the centrifugal force, and under the effect of gravity, return ash-pit along wall and annular and fall outflow dust discharge Mouthful, substantially 5~10 μm of diameter or more of the dust isolated at this time, most of dustshot (dust of such as diameter < 5 μm) according to It is so mixed with the air-flow of rotation, at this point, annular, which returns ash-pit, can interfere air-flow, and gets the work of aggregation dust With dust thereon is declined by gravity, can fall outflow dust-exhausting port；In addition, the air-flow risen will be upwardly formed secondary vortices Rise, reaches at the cyclic annular separator in exhaust pipe, by the interference of cyclic annular separator, dust can be declined by gravity, more Further progress separation, substantially increases separative efficiency, reduces the discharge amount of dust.

The ring-type separator is annulus groove type plate made of fire proofing tile composition or high temperature ceramic material, fire resistance It is good, long service life, and the cyclic annular separator is multi-tier arrangement, the dust of rising will be by the U-shaped side of groove type plate and often The interference of one layer of cyclic annular separator largely can reach optimal barrier using the inertia of dust by handicapping layer by layer Effect, guarantee reach optimal separating effect in the case where not increasing gas-flow resistance.

In addition, also being improved to fire prevention brick structure, annular is offered on it and returns ash-pit, it is one that the annular, which returns ash-pit, Layer arrangement above, the body shape of ash-pit is returned using wedge-shaped fire proofing tile as wall circular in separator body, is evenly arranged on separator On inner body wall circumference；Exhaust tube wall circumference returns ash as annular by processing antiwear heat resisting stainless steel or ceramic cambridge ring Slot, and annular is returned ash-pit and is arranged diagonally downward, and setting is not only the spiral shape downdraught trend of separator diagonally downward, and And more convenient dust for being gathered in its surface falls；The rate of climb that can preferably interfere dust is arranged in multilayer, guarantees big After amount dust accumulation is discharged after annular returns ash-pit, by gravity decline from dust-exhausting port, and the rate of climb of dust slows down, Separation can be made more abundant, improve separative efficiency mostly.

The utility model structure is simple, and manufacturing cost is low, practical, and the separative efficiency that can effectively improve dust is high, The discharge amount for reducing dust, greatly reduces loss and the economic input of equipment dedusting, and energy conservation and environmental protection has good popularization Property.

Detailed description of the invention

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

Fig. 2 is A-A section partial schematic diagram in Fig. 1.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe:

As depicted in figs. 1 and 2, a kind of efficient cyclone separator, including separator body 1, on 1 top one of separator body Side is equipped with air inlet pipe 2, and top is equipped with exhaust pipe 3, and bottom is equipped with dust-exhausting port 4, is covered on entire separator inner wall resistant to high temperature Fire proofing tile 5, and be equipped in the separator body 1 and slow down the resistance dirt device that dust is discharged from exhaust pipe, the resistance dirt dress It sets including multiple annulus groups for being arranged in exhaust pipe 3 circlewise separator 6, the horizontal clearance between two neighboring annulus is 1~3 mm, and including all sizes in the range, the distance in gap guarantees that the vapour lock for flowing through separator meets under dust The condition that falls and the air inducing for not influencing air-introduced machine loss, this design gaps is not easy to block, practical；The cyclic annular separation Device 6 is one layer of arrangement above, and the down suction between adjacent two layers ring-type separator 6 is 100~500mm and including the model Enclose interior all sizes；The ring-type separator 6 is the groove type plate of fire proofing tile composition or is that groove profile is made in high temperature ceramic material Plate, fire resistance is good, long service life, and trench structure is more preferable to the interference blocking effect of air-flow, when the gas containing impurity After body is separated out of air inlet pipe 2 entrance separator body 1, the big grit of density is thrown toward separator under the action of the centrifugal force 1 inner wall of ontology, and under the effect of gravity, it falls along wall and flows out dust-exhausting port 4, the air-flow of rotation is flowed in cylinder contract to center It is dynamic, it is upwardly formed secondary vortices and rises at separator top vent pipe 3, at this point, cyclic annular separator 6 can be prevented containing dust Air-flow is directly discharged from exhaust pipe 3, and the cyclic annular separator 6 is the groove type plate of multilayer arrangement, and air-flow arrives at first layer slot After template, slowed down by after a resistance of first layer, move air-flow along the U-shaped side of groove type plate, then by gap, finally supports It is successively interior to push away by the secondary resistance of second layer groove type plate up to second layer groove type plate, the dust in air-flow can be made by multilayer After blocking, decline is centrifuged again, can effectively improve separative efficiency.

In order to further increase separative efficiency, it is further reduced the discharge amount of dust, the resistance dirt device further includes anti- The annular opened up on firebrick returns ash-pit 7, and it is one layer of arrangement above that the annular, which returns ash-pit 7, and is evenly arranged in separator body 1 On wall circumference and on 3 outer wall circumference of exhaust pipe, specifically, the annular for being evenly arranged on the 1 inner wall circumference of separator body returns ash-pit For wedge-shaped refractory brick；Being evenly arranged on annular on 3 outer wall circumference of exhaust pipe and returning ash-pit is antiwear heat resisting ceramics or stainless steel cambridge ring, And it is arranged diagonally downward relative to 1 inner wall of separator body, slanted angle is 30o~65o, is arranged diagonally downward not only It is the spiral shape downdraught trend of separator, and more convenient dust for being gathered in its surface falls, when with a large amount of powder When the air-flow of dirt rises, air-flow can be such that the rate of climb slows down by the interference that annular returns ash-pit 7, so that separating effect is higher, and And after dust encounters annular time ash-pit 7, it can be gathered in back on ash-pit 7, be declined by gravity, is discharged from dust-exhausting port, Jin Eryou Effect reduces the discharge amount of dust.

Claims (7)

1. a kind of efficient cyclone separator, including separator body are equipped with air inlet pipe in separator body top side, top is set There is exhaust pipe, bottom is equipped with dust-exhausting port, and is covered with fire proofing tile on the inner wall of entire separator, it is characterised in that: described It is equipped in separator body and slows down the resistance dirt device that dust is discharged from exhaust pipe.

2. efficient cyclone separator according to claim 1, it is characterised in that: the resistance dirt device includes that setting is being vented Multiple annulus groups in pipe circlewise separator, and be equipped between two neighboring annulus and guarantee that the vapour lock flowed through meets under dust Fall and do not influence the gap of air inducing loss.

3. efficient cyclone separator according to claim 2, it is characterised in that: the two neighboring circle of the ring-type separator Horizontal clearance between ring is 1~3mm.

4. efficient cyclone separator according to claim 3, it is characterised in that: the ring-type separator is one layer or more and sets It sets, the down suction of adjacent two layers ring-type separator is 100~500mm.

5. efficient cyclone separator according to claim 4, it is characterised in that: the ring-type separator is fire proofing tile composition Or groove type plate made of high temperature ceramic material.

6. efficient cyclone separator according to claim 1, it is characterised in that: the resistance dirt device further includes in fire proofing tile On the annular that opens up return ash-pit, it is one layer of arrangement above that the annular, which returns ash-pit, be evenly arranged on separator body inner wall circumference and On exhaust tube wall circumference, and it is arranged diagonally downward.

7. efficient cyclone separator according to claim 6, it is characterised in that: be evenly arranged on the separator body inner wall circle It is wedge-shaped refractory brick that the annular in week, which returns ash-pit,；Be evenly arranged on annular on exhaust tube wall circumference return ash-pit be antiwear heat resisting ceramics or Stainless steel cambridge ring, and it is 30o~65o that the annular, which returns ash-pit and the angle of separator body inner wall,.