CN110479506A - A kind of cyclone dust collectors and its dust removal method - Google Patents
A kind of cyclone dust collectors and its dust removal method Download PDFInfo
- Publication number
- CN110479506A CN110479506A CN201910817832.5A CN201910817832A CN110479506A CN 110479506 A CN110479506 A CN 110479506A CN 201910817832 A CN201910817832 A CN 201910817832A CN 110479506 A CN110479506 A CN 110479506A
- Authority
- CN
- China
- Prior art keywords
- water conservancy
- conservancy diversion
- inner cylinder
- dust
- gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/02—Construction of inlets by which the vortex flow is generated, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission
- B04C5/04—Tangential inlets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/08—Vortex chamber constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/08—Vortex chamber constructions
- B04C5/103—Bodies or members, e.g. bulkheads, guides, in the vortex chamber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/12—Construction of the overflow ducting, e.g. diffusing or spiral exits
Abstract
A kind of cyclone dust collectors and its dust removal method, cyclone dust collectors include shell of dust remover, shell of dust remover is composed of the cylindrical tube on top and the conical shell of lower part, the top end surface of cylindrical tube is the sealing surface for being provided with exhaust outlet, exhaust pipe is connected on exhaust outlet, the bottom end of conical shell is provided with ash hole, and ash hole connects flue-dust retainer；Inlet channel is set on the deduster side wall at the top of cylindrical tube, and water conservancy diversion inner cylinder is arranged in the inside of cylindrical tube, and water conservancy diversion inner cylinder is opposite with exhaust outlet, and connect and be fixed with the end face of cylindrical tube；The outer wall of water conservancy diversion inner cylinder is provided with gas guide bar, and the ash-laden gas entered by inlet channel downward spiral under the guiding role of the gas guide bar moves.Inner tube wall of the present invention provides shock plane for the dust particles carried in flue gas, so that the particle in flue gas has more chances to hit, and blocks the short circuit and secondary rebound of dust.
Description
Technical field
The present invention relates to field of dust removal equipments, and in particular to a kind of cyclone dust collectors and its dust removal method.
Background technique
Cyclone dust collectors are one kind of dust-extraction unit, and traditional cyclone separator is using caused by rotation dusty gas
Centrifugal force, a kind of dry type gas-particle separation device that dust is separated from air-flow produce energy because it is simple with structure
Power is big, small in size, with low investment, and Operation and Maintenance is succinct, the low equal remarkable advantages of operation and maintenance cost, especially for acquisition, separation
10 μm or more of dust is largely effective, so it is widely used in chemical industry, kerosene, the industries such as building materials, mining industry.
But limited by working principle, part has been transported from the dust particles separated in flue gas in the case where deduster inward turning turns to
The reason of flue gas and certain dusts can be by direct secondary rebounds on the inside of barrel, meeting can be reentered under dynamic gas effect
The efficiency of dust collection of cyclone dust collectors is caused to decline.Therefore cause the separating effect of cyclone dust collectors dust that cannot reach ideal effect
Fruit, in the numerous performance indicator of cyclone dust collectors, short-circuit and secondary rebound is always the focus of domestic and international researcher.
Summary of the invention
It is an object of the invention to for the above-mentioned dust particles separated from flue gas in the prior art can again into
Enter the problem of flue gas and dust are easy directly secondary rebound on the inside of barrel, a kind of cyclone dust collectors and its dust removal method be provided,
The motion path of dust in deduster can effectively be changed, improve efficiency of dust collection and dust removing effects, it can be in existing deduster structure
Upper transformation is made.
To achieve the goals above, the embodiment of cyclone dust collectors of the present invention has the following technical solution: including deduster
Shell, shell of dust remover are composed of the cylindrical tube on top and the conical shell of lower part, the top of the cylindrical tube
End surface is the sealing surface for being provided with exhaust outlet, and exhaust pipe is connected on exhaust outlet, and the bottom end of conical shell is provided with ash hole, out
Grey mouth connects flue-dust retainer；Inlet channel, the inside setting of cylindrical tube are set on the deduster side wall at the top of cylindrical tube
Water conservancy diversion inner cylinder, water conservancy diversion inner cylinder is opposite with exhaust outlet, and the end face connection of water conservancy diversion inner cylinder and cylindrical tube is fixed；The water conservancy diversion
The outer wall of inner cylinder is provided with gas guide bar, the ash-laden gas entered by inlet channel downward spiral under the guiding role of the gas guide bar
Movement.
Preferably, in a kind of cyclone dust collectors provided in an embodiment of the present invention, tubaeform knot is arranged in the bottom end of water conservancy diversion inner cylinder
The skirt of structure makes ash-laden gas be easily accessible water conservancy diversion inner cylinder when switching to move upwards under conical shell effect by skirt.
Preferably, in a kind of cyclone dust collectors provided in an embodiment of the present invention, the inner wall of the water conservancy diversion inner cylinder is also equipped with
Gas guide bar moves upwards the ash-laden gas spiral into water conservancy diversion inner cylinder under the guiding role of the gas guide bar.
Preferably, in a kind of cyclone dust collectors provided in an embodiment of the present invention, wall surface of the gas guide bar in water conservancy diversion inner cylinder
On be arranged at equal intervals according to helical form.
Preferably, in a kind of cyclone dust collectors provided in an embodiment of the present invention, the cylindrical tube of the shell of dust remover,
Conical shell, water conservancy diversion inner cylinder and the exhaust outlet opened up, ash hole are arranged on same root central axis.
The present invention also provides a kind of dust removal method of cyclone dust collectors, embodiment the following steps are included:
Step 1: being divided into the inner cavity of deduster by water conservancy diversion inner cylinder, the downward room of air-flow is gentle to flow to upper chamber, dust constaining
Gas initially enters the downward room of air-flow by inlet channel, gas guide bar is arranged in the outer wall of water conservancy diversion inner cylinder, flue gas is in gas guide bar windward side
Effect is lower to be turned to, and flue gas is forced to collide between the inner wall of shell of dust remover and the outer wall of water conservancy diversion inner cylinder；
Step 2: ash-laden gas enters the conical shell below deduster, by with switch to after conical shell collision to
Upper movement collides into air-flow to upper chamber in inner wall of the air-flow into upper chamber with water conservancy diversion inner cylinder；
Step 3: treated flue gas is discharged by being connected to the exhaust pipe of dust remover roof, the particle isolated exists
It is cleared along the inner wall of shell of dust remover into after being connected to the flue-dust retainer of deduster bottom end under the action of gravity.
Preferential, in a kind of dust removal method of cyclone dust collectors provided in an embodiment of the present invention, the step two is being led
The skirt for flowing the bottom end setting flared structure of inner cylinder, gathers ash-laden gas into air-flow to upper chamber by skirt.
Preferential, in a kind of dust removal method of cyclone dust collectors provided in an embodiment of the present invention, the step two is being led
The inner wall of stream inner cylinder is also provided with gas guide bar, sends out the inner wall of particle and water conservancy diversion inner cylinder in flue gas under the guiding role of the gas guide bar
Raw collision.
Compared to the prior art, cyclone dust collectors of the invention have the advantages that on shell of dust remover top
One water conservancy diversion inner cylinder is set in cylindrical tube, and the outer wall of water conservancy diversion inner cylinder is provided with gas guide bar, and ash-laden gas is in the gas guide bar
Guiding role under downward spiral move, force flue gas to collide between the inner wall of shell of dust remover and the outer wall of water conservancy diversion inner cylinder,
Inner tube wall provides shock plane for the dust particles carried in flue gas, so that the particle in flue gas has more chances to hit
It hits, and inner tube wall blocks the short circuit and secondary rebound of dust.Treated flue gas is by being connected to the row of dust remover roof
Tracheae discharge, the particle isolated enter the collection for being connected to deduster bottom end along the inner wall of shell of dust remover under gravity
It is cleared after ash bucket.The present invention can be transformed in the structure of traditional deduster and obtain, and process and easy to use, good economy performance is removed
Dirt is effect improved obvious.
Further, deduster of the invention is in the skirt of the bottom end of water conservancy diversion inner cylinder setting flared structure, due to part
Flue dust can be by flowing up with gas below inner tube wall, so that part flue dust be made to escape, the skirt of flared structure makes to contain
Cloud of dust gas is easily accessible water conservancy diversion inner cylinder when switching to move upwards under conical shell effect, on the other hand, also can will be by deduster
The dust that shell midfeather cylinder intercepts passes through in deduster inner wall water conservancy diversion to lowest part flue-dust retainer, and efficiency of dust collection is enable to mention
It is high.
Further, the inner wall of water conservancy diversion inner cylinder of the present invention is also equipped with gas guide bar, makes under the guiding role of the gas guide bar
Ash-laden gas spiral into water conservancy diversion inner cylinder moves upwards, during this particle of remaining still have an opportunity to strike inner tube wall and
Removing.
Compared to the prior art, the dust removal method of cyclone dust collectors of the present invention is with following the utility model has the advantages that passing through water conservancy diversion
The inner cavity of deduster is divided into that the downward room of air-flow is gentle to flow to upper chamber by inner cylinder, and ash-laden gas initially enters air-flow by inlet channel
Downward room, directly rebounded back on the inside of the barrel particle of flue gas of partial particulate can only be transported downwards in the downward room of air-flow with flue gas
It is dynamic, while the chance of these particles collision barrels is increased, it is prevented from directly entering ascending air and is directly taken out of deduster.And
And water conservancy diversion inner cylinder has air-flow guiding role, while inner tube wall non-fully separates the gentle upper chamber that flows in the downward room of air-flow, so cigarette
Gas is increased unobvious by resistance.Dust removal method of the invention is easy, and strong operability can enable efficiency of dust collection effectively to mention
It is high.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for this field
For those of ordinary skill, without creative efforts, it is also possible to obtain other drawings based on these drawings.
A kind of structural schematic diagram of cyclone dust collectors of Fig. 1 embodiment of the present invention；
A kind of skirt border structure schematic diagram of cyclone dust collectors of Fig. 2 embodiment of the present invention；
A kind of gas guide bar structural schematic diagram of cyclone dust collectors of Fig. 3 embodiment of the present invention；
A kind of flue gas flow direction schematic diagram of cyclone dust collectors of Fig. 4 embodiment of the present invention；
In attached drawing: 1- deduster side wall；2- inlet channel；The downward room of 3- air-flow；4- flue-dust retainer；5- water conservancy diversion inner cylinder；6- gas
Flow to upper chamber；7- exhaust pipe；8- gas guide bar；The skirt 9-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.
Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, also shall fall within the protection scope of the present invention.
Referring to Fig. 1, a kind of cyclone dust collectors of the invention, including shell of dust remover, shell of dust remover by top cylinder
Shape cylinder and the conical shell of lower part are composed, and the top end surface of cylindrical tube is the sealing surface for being provided with exhaust outlet, row
Exhaust pipe 7 is connected on port, the bottom end of conical shell is provided with ash hole, and ash hole connects flue-dust retainer 4；Cylindrical tube it is interior
Water conservancy diversion inner cylinder 5 is arranged in portion, and water conservancy diversion inner cylinder 5 is opposite with exhaust outlet, and connect and be fixed with the end face of cylindrical tube, cylindrical
Cylinder, conical shell, water conservancy diversion inner cylinder 5 and the exhaust outlet opened up, ash hole are arranged on same root central axis.
Referring to figure 2-3, inlet channel is set on the deduster side wall 1 at the top of the cylindrical tube of cyclone dust collectors of the present invention
2, the inner and outer wall of water conservancy diversion inner cylinder 5 is provided with gas guide bar 8, and the gas guide bar 8 on outer wall makes to contain by what inlet channel 2 entered
Cloud of dust gas downward spiral moves, and the gas guide bar 8 on inner wall moves upwards the ash-laden gas spiral into water conservancy diversion inner cylinder 5.Inner wall
It is arranged at equal intervals on the wall surface of water conservancy diversion inner cylinder 5 according to helical form respectively with the gas guide bar 8 on outer wall.
Cyclone dust collectors of the invention can make dust collection in the skirt 9 of the bottom end of water conservancy diversion inner cylinder 5 setting flared structure
It is poly-.
Referring to fig. 4, the dust removal method of cyclone dust collectors of the present invention, comprising the following steps:
Cyclone dust collectors are divided into that the downward room 3 of air-flow is gentle to flow to upper chamber 6 by water conservancy diversion inner cylinder 5, ash-laden gas flow channel into
Enter the downward room 3 of air-flow and rotate to move downward.Flue gas is turned in the case where the downward room 3 of air-flow is acted on by 5 windward side of water conservancy diversion inner cylinder, is compeled
Move flue gas between deduster side wall 1 and water conservancy diversion inner cylinder 5, water conservancy diversion inner cylinder 5 is that air-flow moves upwards in flue gas into upper chamber 6
The dust particles of carrying, which provide, hits plane, so that the particle in flue gas has more chances to strike deduster side wall 1 and lead
The outer wall for flowing inner cylinder 5, to achieve the purpose that separation.Meanwhile water conservancy diversion inner cylinder 5 blocks the short circuit and secondary rebound of dust, mentions
High efficiency.Particle after dedusting is because smoke movement influence reenters flue gas, and part is directly rebounded on the inside of barrel
The particle for returning flue gas can only move downward in the downward room 3 of air-flow with flue gas, while increase the machine of these particles collision barrels
Meeting, it is therefore prevented that be directly entered ascending air and directly taken out of deduster, water conservancy diversion inner cylinder 5 has air-flow guiding role, leads simultaneously
Stream inner cylinder 5 non-fully the gentle upper chamber 6 that flows in the downward room 3 of air-flow is separated, so flue gas increased by resistance it is unobvious.Skirt 9
Positioned at the lower edge of water conservancy diversion inner cylinder 5, since part flue dust and gas can be flowed up by the lower section of water conservancy diversion inner cylinder 5, to make portion
Divide flue dust escape, therefore increase a skirt 9 in the lower section of water conservancy diversion inner cylinder 5, the dust intercepted by water conservancy diversion inner cylinder 5 is passed through
In 1 water conservancy diversion of deduster side wall to the flue-dust retainer 4 of lowest part, it is improved efficiency of dust collection.Flue gas below the downward room 3 of air-flow by
The effect of conical shell starts to switch to move upwards, into air-flow to upper chamber 6.In air-flow, into upper chamber 6, flue gas rotation is transported upwards
Dynamic, remaining particle still has an opportunity to strike water conservancy diversion inner cylinder 5 to remove in this process, mentions efficiency of dust collection further
It is high.Last treated flue gas is discharged by being connected to the exhaust pipe 7 of dust remover roof, work of the particle isolated in gravity
Entered after being connected to the flue-dust retainer 4 of deduster bottom end with the lower inner wall along shell of dust remover and is cleared.
The cyclone dust collectors and dust removal method that the present invention provides have the features such as efficiently energy conservation, easy.
The above is only presently preferred embodiments of the present invention, not to carry out any limit to technical solution of the present invention
System, it will be apparent to a skilled person that the technical solution may be used also under conditions of not departing from spirit of that invention and principle
To carry out several simple modifications and replacement, these modifications and replacement also each fall within the protection model delimited by submitted claim
Within enclosing.
Claims (8)
1. a kind of cyclone dust collectors, it is characterised in that: including shell of dust remover, shell of dust remover by top cylindrical tube with
The conical shell of lower part is composed, and the top end surface of the cylindrical tube is the sealing surface for being provided with exhaust outlet, exhaust outlet
Upper connection exhaust pipe (7), the bottom end of conical shell are provided with ash hole, and ash hole connects flue-dust retainer (4)；At the top of cylindrical tube
Deduster side wall (1) on inlet channel (2) are set, water conservancy diversion inner cylinder (5) are arranged in the inside of cylindrical tube, water conservancy diversion inner cylinder (5)
It is opposite with exhaust outlet, and connect and be fixed with the end face of cylindrical tube；The outer wall of the water conservancy diversion inner cylinder (5) is provided with air guide
Item (8), the ash-laden gas entered by inlet channel (2) downward spiral under the guiding role of the gas guide bar (8) move.
2. cyclone dust collectors according to claim 1, it is characterised in that: loudspeaker are arranged in the bottom end of the water conservancy diversion inner cylinder (5)
The skirt (9) of shape structure, is easily accessible water conservancy diversion inner cylinder (5) when making ash-laden gas switch to move upwards by skirt (9).
3. cyclone dust collectors according to claim 1, it is characterised in that: the inner wall of the water conservancy diversion inner cylinder (5) is also equipped with
Gas guide bar (8) moves upwards the ash-laden gas spiral into water conservancy diversion inner cylinder (5) under the guiding role of the gas guide bar (8).
4. cyclone dust collectors according to claim 1 or 3, it is characterised in that: the gas guide bar (8) is in water conservancy diversion inner cylinder (5)
Wall surface on be arranged at equal intervals according to helical form.
5. cyclone dust collectors according to claim 1, it is characterised in that: cylindrical tube, the cone of the shell of dust remover
Shape cylinder, water conservancy diversion inner cylinder (5) and exhaust outlet, the ash hole opened up are arranged on same root central axis.
6. a kind of dust removal method of cyclone dust collectors, which comprises the following steps:
Step 1: being divided into the inner cavity of deduster by water conservancy diversion inner cylinder (5), the downward room of air-flow (3) is gentle to flow to upper chamber (6), contains
Cloud of dust gas initially enters the downward room of air-flow (3) by inlet channel (2), gas guide bar (8) is arranged in the outer wall of water conservancy diversion inner cylinder (5), cigarette
Gas is turned in the case where gas guide bar (8) act on, and particle collides between the inner wall of shell of dust remover and the outer wall of water conservancy diversion inner cylinder (5)；
Step 2: ash-laden gas enters the conical shell below deduster, by switching to transport upwards later with conical shell collision
It is dynamic, into air-flow to upper chamber (6), collide in inner wall of the air-flow in upper chamber (6) with water conservancy diversion inner cylinder (5)；
Step 3: treated flue gas is discharged by being connected to the exhaust pipe (7) of dust remover roof, the particle isolated is in weight
It is cleared along the inner wall of shell of dust remover into after being connected to the flue-dust retainer (4) of deduster bottom end under the action of power.
7. the dust removal method of cyclone dust collectors according to claim 6, it is characterised in that: the step 2 is in water conservancy diversion inner cylinder
(5) skirt (9) of bottom end setting flared structure, gathers ash-laden gas into air-flow to upper chamber (6) by skirt (9).
8. the dust removal method of cyclone dust collectors according to claim 6, it is characterised in that: the step 2 is in water conservancy diversion inner cylinder
(5) inner wall is also provided with gas guide bar (8), and the ash-laden gas into water conservancy diversion inner cylinder (5) is made under the guiding role of the gas guide bar (8)
Spiral moves upwards, and the particle in flue gas and the inner wall of water conservancy diversion inner cylinder (5) collide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910817832.5A CN110479506A (en) | 2019-08-30 | 2019-08-30 | A kind of cyclone dust collectors and its dust removal method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910817832.5A CN110479506A (en) | 2019-08-30 | 2019-08-30 | A kind of cyclone dust collectors and its dust removal method |
Publications (1)
| Publication Number | Publication Date |
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| CN110479506A true CN110479506A (en) | 2019-11-22 |
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ID=68555850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910817832.5A Pending CN110479506A (en) | 2019-08-30 | 2019-08-30 | A kind of cyclone dust collectors and its dust removal method |
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| Country | Link |
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| CN (1) | CN110479506A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022047727A1 (en) * | 2020-09-02 | 2022-03-10 | 东莞福莱仕智能电子科技有限公司 | Cyclone separator and cleaning apparatus |
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