CN201182957Y - Powder dust predissociation air box pulse bag-type dust remover - Google Patents
Powder dust predissociation air box pulse bag-type dust remover Download PDFInfo
- Publication number
- CN201182957Y CN201182957Y CNU2008200345172U CN200820034517U CN201182957Y CN 201182957 Y CN201182957 Y CN 201182957Y CN U2008200345172 U CNU2008200345172 U CN U2008200345172U CN 200820034517 U CN200820034517 U CN 200820034517U CN 201182957 Y CN201182957 Y CN 201182957Y
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- Prior art keywords
- dust
- air channel
- ash bucket
- cone
- medial surface
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Abstract
The utility model discloses a dust pre-separation air box pulse bag type dust remover, which comprises a casing body, a filter bag, an upper pattern plate, a lower pattern plate, an ash bucket, an ash discharging valve, an air inlet and an inner air channel, wherein, the air inlet and the inner air channel are connected mutually, the air inlet adopts an inverted U shape, and the inner air channel is composed of an inner side surface, an outer side surface and an arc-shaped inclined surface, the inner side surface and the outer side surface both all adopt right angled triangles, and the inner side surface and the outer side surface are mutually paralleled, the arc-shaped inclined surface is connected with the inner side surface and the outer side surface, an arc-shaped wind shielding plate is arranged between the inner side surface and the outer side surface of the inner air channel, the lower edge of the inner side surface of the inner air channel extends into the ash bucket, a grid plate, a flow equalization cone and a dust suppression cone are also included, wherein, the grid plate is arranged below the lower pattern plate, the flow equalization cone is arranged below the grid plate, and the dust suppression cone is arranged below the flow equalization cone. The dust pre-separation air box pulse bag type dust remover has the advantages that the loading rate of the filter bag can be reduced, the pulse dust removing frequency can be reduced, and the service lives of the filter bag, the pulse valve and the air cylinder can be prolonged.
Description
Technical field
The utility model relates to a kind of smoke dust-removing equipment, especially a kind of dust pre-separation air box impulse bag-type dust remover.
Background technology
At present air box impulse bag-type dust remover is widely used in the flue gas ash removal of the high temperature high humidity occasions such as cement in vertical kiln, dryer in cement plant.The air inlet of this deduster is a rectangle, and the interior air channel that connects with the rectangle air inlet is the sphenoid structure.Above the interior air channel for the inclined-plane, it is shaped as rectangle, both sides, interior air channel are right angled triangle, are that the two sides of right angled triangle is perpendicular with both sides above the interior air channel, below the interior air channel for air outlet, it is shaped as rectangle.When dusty gas enters structure when being the interior air channel of sphenoid through the air inlet of deduster, the inclined-plane direct collision on dusty gas and top, interior air channel, change direction of advance, dusty gas moves downward.The part big dust particle is separated by the inertia force effect in the dusty gas, directly falls into the ash bucket bottom.Dusty gas with fall into ash bucket bottom collide change the direction of motion, dusty gas moves upward, meanwhile the granule dust in the dusty gas and ash bucket bottom collides, loses kinetic energy and is left on bottom the ash bucket.The dusty gas that moves upward through lower face plate enter filter bag, gas passes filter bag, dust is delayed at the filter bag inner face, dusty gas is purified.Purified gas enters exhaust zone through upper face plate and is discharged by the air draft blower fan.Owing to the inclined-plane direct collision on dusty gas and top, interior air channel, change direction of advance, move downward, and wherein a part of dusty gas no show ash bucket inner conical surface just collides with it and directly enters filter bag by lower face plate.The dust content of the dusty gas of this part is higher, when entering the filter bag filtration, the filter bag rate of load condensate is increased, thereby increases the frequency of pulse dust cleaning, the service life of reducing filter bag, pulse valve and cylinder etc.
The utility model content
The technical problems to be solved in the utility model provides a kind of dust pre-separation air box impulse bag-type dust remover, and this deduster can reduce the filter bag rate of load condensate, reduces the pulse dust cleaning frequency, prolong service lifes such as filter bag, pulse valve and cylinder.
For solving the problems of the technologies described above, the utility model dust pre-separation air box impulse bag-type dust remover contains housing, filter bag, upper face plate, lower face plate, ash bucket, ash-valve, air inlet, interior air channel, air inlet and interior air channel link, air inlet is inverted U-shaped, interior air channel is by medial surface, lateral surface and arc inclined-plane constitute, medial surface and lateral surface are right angled triangle, medial surface and lateral surface are parallel to each other, arc inclined-plane and medial surface and lateral surface join, be provided with arc wind board between the medial surface in interior air channel and the lateral surface, the medial surface bottom in interior air channel extends in the ash bucket, also contain air distribution plate, equal flow cone and dust-laying taper, air distribution plate is arranged on the below of described lower face plate, all flow cone is arranged on the below of air distribution plate, and the suppression awl is arranged on the below of equal flow cone.
Owing to adopt the arc inclined-plane above the interior air channel, dusty gas with the collision of arc inclined-plane, change its direction of motion, be decomposed into and move downward and outside flank movement, help the pre-separation of dust like this.Owing to adopt arc wind board, the inboard of granule dust and arc wind board collides and falls in the ash bucket along inboard downslide of arc wind board in the dusty gas of outside flank movement, and dusty gas obtains separating.Because the medial surface bottom in interior air channel extends in the ash bucket, must be through the dusty gas that separates through the space between the medial surface bottom below and the ash bucket conical surface.Thereby the granule dust in the dusty gas and the ash bucket conical surface collide, lose kinetic energy and stay the ash bucket bottom, dusty gas concentration is further reduced.Simultaneously owing to below lower face plate, be provided with air distribution plate, all flow cone is arranged on the below of air distribution plate, the suppression awl is arranged on the below of equal flow cone, losing kinetic energy after the particle of dusty gas collides with equal flow cone and dust-laying taper falls in the ash bucket, the dust of dusty gas obtains again separating, thereby the dust concentration in the dusty gas is even lower, when dusty gas passes through air distribution plate, the part of dusty gas can evenly enter filter bag, losing kinetic energy after dusty gas of another part and air distribution plate collide drops in the ash bucket, the dust of dusty gas obtains separating again, and dust concentration is reduced again.Therefore dusty gas has avoided the higher dusty gas of concentration directly to enter filter bag by lower face plate by above-mentioned pre-separation, has overcome the big phenomenon of filter bag rate of load condensate, reduces the pulse dust cleaning frequency from face, prolongs service lifes such as filter bag, pulse valve and cylinder.
Description of drawings
Accompanying drawing is a structural representation of the present utility model.
1. housings in the accompanying drawing, 2. exhaust zone, 3. upper face plate, 4. arc inclined-plane, 5. arc wind board, 6. filter bag, 7. lower face plate, 8. ash bucket, 9. medial surface, 10. lateral surface, 11. equal flow cones, 12. dust-laying tapers, 13. ash-valves, 14. air distribution plates.
The specific embodiment
In the accompanying drawing, the interior top of housing 1 is provided with exhaust zone 2, and the bottom of housing 1 is provided with ash bucket 8.Ash bucket 8 bottoms are provided with ash-valve 13.The interior bottom of housing 1 is provided with lower face plate 7, and the internal upper part of housing 1 is provided with upper face plate 3, is provided with filter bag 6 between upper face plate 3 and lower face plate 7.It is adjacent that air inlet is arranged on a side and the perpendicular another side of housing 1, and air inlet is inverted U-shaped.Interior air channel is arranged in the housing 1, and links with air inlet.Interior air channel is made of top arc inclined-plane 4, medial surface 9, lateral surface 10, medial surface 9 and lateral surface 10 are right angled triangle, medial surface 9 and lateral surface 10 are parallel to each other, arc inclined-plane 4 joins with medial surface 9 and lateral surface 10, the bottom of medial surface 9 extends in the ash bucket 8, is provided with arc wind board 5 between the medial surface 9 in interior air channel and the lateral surface 10.Air distribution plate 14 is arranged on the below of lower face plate 7, and all flow cone 11 is arranged on the below of air distribution plate 14, and suppression awl 12 is arranged on the below of equal flow cone 11.During work, during the air channel, with 4 direct collisions of arc inclined-plane, dusty gas changes the direction of motion in dusty gas enters by air inlet, and a dusty gas part moves downward, the inside air channel of another part lateral surface 10 and the motion of arc wind board 5 directions.The part big dust particle is separated by the inertia force effect in the dusty gas that moves downward, and directly falls into ash bucket 8 bottoms.In the dusty gas of the inside air channel of another part lateral surface 10 and arc wind board 5 directions motion the inboard of granule dust and arc wind board 5 collide, lose kinetic energy along arc wind board 5 inboard downslides, fall in the ash bucket 8; And the granule dust that lateral surface 10 collides, lose kinetic energy and drop in the ash bucket 8, dust content is reduced along the passage between lateral surface 10 and the arc wind board 5.Because medial surface 9 bottoms in interior air channel extend in the ash bucket 8, dusty gas must be through the space between the medial surface 9 following belows and ash bucket 8 conical surfaces.The granule dust in the dusty gas and ash bucket 8 conical surfaces collide, lose kinetic energy and stay ash bucket 8 bottoms.Dusty gas is further separated, and concentration further reduces.Losing kinetic energy after the particle of dusty gas collides with equal flow cone 11 and dust-laying taper 12 falls in the ash bucket 8, the dust of dusty gas obtains again separating, thereby the dust concentration in the dusty gas is even lower, when dusty gas passes through air distribution plate 14, the part of dusty gas can evenly enter in the filter bag 6, lose kinetic energy after dusty gas of another part and air distribution plate 14 collide and drop in the ash bucket, the dust of dusty gas obtains separating again, and dust concentration is reduced again.After dusty gas entered filter bag 6, dust was trapped in filter bag 6 inner surfaces, and dusty gas is purified, and purified gas enters exhaust zone 2 and discharged by exhaust duct.
Claims (1)
1. dust pre-separation air box impulse bag-type dust remover, contain housing, filter bag, upper face plate, lower face plate, ash bucket, ash-valve, air inlet, interior air channel, air inlet and interior air channel link, it is characterized in that: air inlet is inverted U-shaped, interior air channel is by medial surface, lateral surface and arc inclined-plane constitute, medial surface and lateral surface are right angled triangle, medial surface and lateral surface are parallel to each other, arc inclined-plane and medial surface and lateral surface join, the medial surface bottom in interior air channel extends in the ash bucket, be provided with arc wind board between the medial surface in interior air channel and the lateral surface, also contain air distribution plate, equal flow cone and dust-laying taper, air distribution plate is arranged on the below of described lower face plate, all flow cone is arranged on the below of air distribution plate, and the suppression awl is arranged on the below of equal flow cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200345172U CN201182957Y (en) | 2008-04-29 | 2008-04-29 | Powder dust predissociation air box pulse bag-type dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200345172U CN201182957Y (en) | 2008-04-29 | 2008-04-29 | Powder dust predissociation air box pulse bag-type dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201182957Y true CN201182957Y (en) | 2009-01-21 |
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ID=40270693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200345172U Expired - Fee Related CN201182957Y (en) | 2008-04-29 | 2008-04-29 | Powder dust predissociation air box pulse bag-type dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201182957Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101766938A (en) * | 2010-02-24 | 2010-07-07 | 张延民 | Bag-type energy-saving dust remover |
| CN105642035A (en) * | 2016-03-24 | 2016-06-08 | 银川铁狮环保设备有限公司 | Bag type dust collector and bag type dust collector wind shield |
| CN106975285A (en) * | 2017-05-11 | 2017-07-25 | 南通普瑞特机械有限公司 | A kind of industrial smoke sack cleaner |
-
2008
- 2008-04-29 CN CNU2008200345172U patent/CN201182957Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101766938A (en) * | 2010-02-24 | 2010-07-07 | 张延民 | Bag-type energy-saving dust remover |
| CN105642035A (en) * | 2016-03-24 | 2016-06-08 | 银川铁狮环保设备有限公司 | Bag type dust collector and bag type dust collector wind shield |
| CN106975285A (en) * | 2017-05-11 | 2017-07-25 | 南通普瑞特机械有限公司 | A kind of industrial smoke sack cleaner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Jiangsu Kebao Machinery Manufacturing Co., Ltd. Document name: Notification to Pay the Fees |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090121 Termination date: 20150429 |
|
| EXPY | Termination of patent right or utility model |