A kind of powder grain material is carried the Cyclonic separating apparatus of usefulness
Technical field
The present invention relates to gas-solid two device for phase saparation of convey materials, specifically a kind of powder grain material is carried the Cyclonic separating apparatus of usefulness.
Background technology
The whirlwind separator that generally uses at present, its traditional structure is a cylinder, and its underpart is back taper guide section, and back taper guide section downside is vertical discharge nozzle, the cylindrical shell center upper portion has the vertical blast pipe that stretches into a chamber, and cylindrical shell top has one to be the air inlet pipe of arranged tangential with cylinder inboard wall.Dust-contained airflow enters from air inlet pipe with certain speed and does the high-speed screw motion in the cylindrical shell during use, make the dust granules in the air-flow be subject to the effect of centrifugal force and fly to cylinder inboard wall, then discharge along the inwall landing and from tremie pipe, gas is then discharged to forward spin flow and through the blast pipe of central authorities, thereby dust granules is separated from gas, reached the purpose that gas-solid two is separated.
But whirlwind separator generally is applicable to remove the less dedusting aspect of dust-laden powder amount in the gas, then effect is bad to carry the separation aspect for the very high powder grain material air-flow of dust-laden powder amount, mainly be that dust-laden is too much in the gas of discharging, can cause severe contamination to the air inside and outside the operating environment, also cause raw-material loss.If manage the whirlwind separator of multistage simple series connection, will be owing to the tremie pipe that a plurality of diverse locations are arranged, can cause discharging to collect very trouble, and equipment can be very huge, take up an area very greatly, occur so almost see so far the whirlwind separator of multistage simple series connection.Generally be used at present the very high powder grain material air-flow of dust-laden powder amount and carry the main still mesh-type separator of separation, but the separative efficiency of mesh-type separator is lower, mesh easily stops up, and needs often cleaning, causes very burden to use.
The multistage cyclone separation device of No. 200710019446.9 disclosed dust catcher of Chinese patent application and No. 200920141447.5 disclosed a kind of multistage cyclone separation device, it all is the technical scheme for the special exploitation of dust catcher, its structure is very complicated, the whirlwind path is very tortuous, not the traditional structure of cyclone separator, and need to use mesh filter to separate, separative efficiency is lower, also there is the problem of necessary often cleaning mesh filter, separates use so also be not suitable as the very high powder grain material air-flow conveying of dust-laden powder amount.
Circulation whirlwind grading plant and stage division and the purposes of No. 200710013931.5 disclosed powder granule of Chinese patent application, the fine grain device that provides a kind of removal to produce at the reactor inner catalyst, wherein cyclone dust collectors have two, be located in the reactor for one, its effect is unclear, another is connected to the outer grain classifier back of reactor, after grain classifier is separated the catalyst granules more than 15~20 μ m, the gas that grain classifier is discharged is introduced the following catalyst granules of removal 15 μ m in the cyclone dust collectors.This cyclone classified device is only applicable to remove the less dedusting aspect of dust-laden powder amount in the gas, and this device also is not the plural serial stage cyclone duster structure, and its dirt powder collection is cumbersome, and equipment is very huge, occupation of land is also very large.
Summary of the invention
Existing similar whirlwind separator is existing to be only applicable to remove the less dedusting aspect of dust-laden powder amount in the gas in order to overcome, for the very high powder grain material air-flow of dust-laden powder amount carry the separation aspect then in its Exhaust Gas dust-laden too much, can run off to causing severe contamination and raw material inside and outside the operating environment, and multistage simple series connection whirlwind separator can be owing to there being the tremie pipe of a plurality of diverse locations, cause discharging to collect very trouble, equipment is huge, take up an area very large defective, the purpose of this invention is to provide a kind of improved powder grain material and carry the Cyclonic separating apparatus of usefulness, can overcome the defective of prior art.
The technical solution adopted for the present invention to solve the technical problems is: a kind of powder grain material is carried the Cyclonic separating apparatus of usefulness, it is characterized in that: comprise frame, some grades of cyclone separators, a hopper, hopper is installed on the frame, some grades of cyclone separators are installed in above the hopper, wherein first order cyclone separator is in the centre position, other grade whirlwind separator is around first order cyclone separator arranged, respectively as second level cyclone separator, the 3rd utmost point cyclone separator ... the blast pipe of first order cyclone separator connects the air inlet pipe of second level cyclone separator, the blast pipe of second level cyclone separator connects the air inlet pipe of third-stage cyclone separator ... consist of successively some grades of cascaded structures, the air inlet pipe of first order cyclone separator fetches the material conveying tube road, the blast pipe of afterbody cyclone separator is as the device exhaust port, and the tremie pipe mouth of pipe of all cyclone separators all is in the charging aperture of hopper.
The first order cyclone separator of technique scheme generally is made of a cyclone separator, other every one-level cyclone separator around first order cyclone separator arranged all can be consisted of or is made of two above cyclone separator parallel connections by a cyclone separator, and the cyclone separator that is connected in parallel is exactly that blast pipe links to each other with blast pipe, air inlet pipe links to each other with air inlet pipe.In particular cases first order cyclone separator also can be made of two above cyclone separator parallel connections.Why primary cyclone will be made of two above cyclone separator parallel connections, mainly is to consider from dwindling the cyclone separator diameter.
The cyclone separator of technique scheme all can adopt the traditional structure of cyclone separator, i.e. cylinder, its underpart is back taper guide section, back taper guide section downside is vertical discharge nozzle, the cylinder center of top has a blast pipe that vertically stretches into its chamber, and cylinder top has one to be the air inlet pipe of arranged tangential with the cylinder inwall.On this basis, blast pipe can also be made the discharge duct of a distortion, as establish the even pressure chamber of an enlarged diameter in blast pipe, with the separating effect of further raising cyclone separator, the even pressure chamber more than two can also be arranged in blast pipe.
The cross sectional shape of the hopper of technique scheme can be circular, square, polygonal, ellipse or its approximate shapes.
Other cyclone separator around first order cyclone separator arranged of technique scheme can be to be arranged in a circle, square ring, polygonal circle, oval circle or its approximate shape circle.
Technique scheme all can determine respectively on demand its height or its setting height(from bottom) around other cyclone separator of first order cyclone separator arranged.
The cylinder diameter of the first order cyclone separator of technique scheme can be greater than the cylinder diameter of other grade cyclone separator.
The tremie pipe mouth of pipe around other cyclone separator of first order cyclone separator arranged of technique scheme can be provided with the door according to powder weight automatic switch in the tremie pipe, interferes to avoid producing air-flow between each cyclone separator.
The hopper of technique scheme can have a back taper guide section, and back taper guide section downside has a discharging opening, on the discharging opening discharge door can be installed, and discharge door can be automatic, automanual or manual discharge door.
Beneficial effect of the present invention: because Cyclonic separating apparatus is provided with some grades of cyclone separators and a hopper; cyclone separators at different levels consist of some grades of cascaded structures successively; the air inlet pipe of first order cyclone separator fetches the material conveying tube road; the blast pipe of afterbody cyclone separator is as the device exhaust port; so it is too much as dust-laden powder in the Exhaust Gas of the very high powder grain material air-flow conveying separation aspect existence of dust-laden powder amount to overcome the single stage cyclone separator; to the problem that causes severe contamination and raw material to run off inside and outside the operating environment; so that this result of Cyclonic separating apparatus is simple; separative efficiency is high; there is not mesh to stop up; separator easy to use is applied to the very high powder grain material air-flow of dust-laden powder amount and is carried detached job; and Exhaust Gas is very clean, has protected environment and has reduced waste of raw materials.Because first order cyclone separator is in the centre position, other grade whirlwind separator is around first order cyclone separator arranged, respectively as second level cyclone separator, the 3rd utmost point cyclone separator ... the tremie pipe mouth of pipe of all cyclone separators all is in the charging aperture of a hopper, so Cyclonic separating apparatus has compact conformation, volume is small and exquisite, occupation of land is little, very easily advantage is collected in hopper discharging, a discharging.
The invention will be further described below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the partial schematic sectional view of one embodiment of the invention.
Fig. 2 is the schematic top plan view of Fig. 1.
Fig. 3 is the schematic top plan view of another embodiment of the present invention.
Among the figure: 1, frame; 2, first order cyclone separator; 3, second level cyclone separator; 4, third-stage cyclone separator; 5, fourth stage cyclone separator; 6, level V cyclone separator; 7, the 6th grade of cyclone separator; 8, the 7th grade of cyclone separator; 9, the 8th grade of cyclone separator; 10, the 9th grade of cyclone separator; 11, hopper; 12, blast pipe; 13, air inlet pipe; 14, blast pipe; 15, air inlet pipe; 16, blast pipe; 17, air inlet pipe; 18, blast pipe; 19, air inlet pipe; 20, blast pipe; 21, air inlet pipe; 22, blast pipe; 23, air inlet pipe; 24, blast pipe; 25, air inlet pipe; 26, blast pipe; 27, air inlet pipe; 28, air inlet pipe; 29, blast pipe; 30 and 31, tremie pipe; 32, back taper guide section; 33, discharging opening; 34, discharge door; 35 and 36, the even chamber of pressing; 37, door; 38, frame; 39, first order cyclone separator; 40, second level cyclone separator; 41, third-stage cyclone separator; 42, fourth stage cyclone separator; 43, blast pipe; 44, air inlet pipe; 45, blast pipe; 46, air inlet pipe; 47, blast pipe; 48, air inlet pipe; 49, air inlet pipe; 50, blast pipe.
The specific embodiment
With reference to Fig. 1~Fig. 2, this powder grain material is carried the Cyclonic separating apparatus of usefulness, it is characterized in that: comprise frame 1, nine grades of cyclone separators 2,3,4,5,6,7,8,9 and 10, a hopper 11, hopper 11 is installed on the frame 1, some grades of cyclone separators 2,3,4,5,6,7,8,9 and 10 are installed in above the hopper 11, wherein first order cyclone separator 2 is in the centre position, other grade whirlwind separator 3,4,5,6,7,8,9 and 10 around first order cyclone separator 2 arranged, respectively successively as the second level, the 3rd utmost point, the third level, the fourth stage, level V, the 6th grade, the 7th grade, the 8th grade and the 9th grade of cyclone separator, the blast pipe 12 of first order cyclone separator 2 connects the air inlet pipe 13 of second level cyclone separator 3, the blast pipe 14 of second level cyclone separator 3 connects the air inlet pipe 15 of third-stage cyclone separator 4, the blast pipe 16 of third-stage cyclone separator 4 connects the air inlet pipe 17 of fourth stage cyclone separator 5, the blast pipe 18 of fourth stage cyclone separator 5 connects the air inlet pipe 19 of level V cyclone separator 6, the blast pipe 20 of level V cyclone separator 6 connects the air inlet pipe 21 of the 6th grade of cyclone separator 7, the blast pipe 22 of the 6th grade of cyclone separator 7 connects the air inlet pipe 23 of the 7th grade of cyclone separator 8, the blast pipe 24 of the 7th grade of cyclone separator 8 connects the air inlet pipe 25 of the 8th grade of cyclone separator 7, the blast pipe 26 of the 8th grade of cyclone separator 9 connects the air inlet pipe 27 of the 9th grade of cyclone separator 10, consist of successively nine grades of cascaded structures, the air inlet pipe 28 of first order cyclone separator 2 fetches the material conveying tube road, the blast pipe 29 of the 9th grade of cyclone separator 10 is as the device exhaust port, all cyclone separators 2,3,4,5,6,7,8,9 and 10 tremie pipe 30, the mouth of pipe of 31 grades all is in the charging aperture of hopper 11.
In addition, nine grades of cyclone separators 2, every one-level of 3,4,5,6,7,8,9 and 10 all are made of a cyclone separator; The cross sectional shape of hopper 11 is circular; Other cyclone separator 3,4,5,6,7,8,9 and 10 around first order cyclone separator 2 arranged is to be arranged in a circle; Hopper 11 has a back taper guide section 32, and back taper guide section 32 downsides have a discharging opening 33, and discharge door 34 is installed on the discharging opening 33; The cylinder diameter of first order cyclone separator 2 is all greater than other grade whirlwind separator 3,4,5,6,7,8,9 and 10 cylinder diameter; Cyclone separator 2,3,4,5,6,7,8,9 and 10 blast pipe 12,14,16,18,20,22,24,26 and 28 on cyclone separator 2,3,4,5,6,7,8,9 and 10 cylinder interior section, are equipped with the even pressure chamber 35,36 of enlarged diameter etc. respectively; On the mouth of pipe of other cyclone separator 3,4,5,6,7,8 of first order cyclone separator 2 arranged, 9 and 10 tremie pipe 31 etc., be equipped with the door 37 etc. according to powder weight automatic switch in tremie pipe 31 grades, interfere to avoid the air-flow between each cyclone separator.
With reference to Fig. 3, powder grain material is carried the Cyclonic separating apparatus of usefulness, it is characterized in that: comprise frame 38, tetra-cyclone 39,40,41 and 42, a hopper, hopper is installed in frame 38 bottoms, tetra-cyclone 39,40,41 and 42 are installed in frame 38 tops, wherein first order cyclone separator 39 is in the centre position, other grade whirlwind separator 40,41 and 42 around first order cyclone separator 39 arranged, respectively as the second level, the 3rd utmost point, fourth stage cyclone separator, the blast pipe 43 of first order cyclone separator 39 connects the air inlet pipe 44 of second level cyclone separator 40, the blast pipe 45 of second level cyclone separator 40 connects the air inlet pipe 46 of third-stage cyclone separator 41, the blast pipe 47 of third-stage cyclone separator 41 connects the air inlet pipe 48 of fourth stage cyclone separator 42, consist of successively the level Four cascaded structure, the air inlet pipe 49 of first order cyclone separator 39 fetches the material conveying tube road, the blast pipe 50 of fourth stage cyclone separator 42 is as the device exhaust port, all cyclone separators 39,40,41 and 42 the tremie pipe mouth of pipe all is in the charging aperture of hopper.
In addition, the second level, the 3rd utmost point, fourth stage cyclone separator 40, every one-level of 41 and 42 all are to be made of two cyclone separator parallel connections, and namely the blast pipe of two cyclone separators that are connected in parallel links to each other with blast pipe, air inlet pipe links to each other with air inlet pipe.The cyclone separator effect that consists of primary cyclone in parallel is: when the second level, the 3rd utmost point, when fourth stage cyclone separator needs separating power larger, adopt in parallel use of cyclone separator of two minor diameters, can avoid adopting a large diameter cyclone separator, this can reach the effect that volume is smaller and more exquisite, occupation of land is less on the Cyclonic separating apparatus integral layout.