CN211245854U - Off-line baffle door smoke-purifying air sealing device of bag type dust collector - Google Patents
Off-line baffle door smoke-purifying air sealing device of bag type dust collector Download PDFInfo
- Publication number
- CN211245854U CN211245854U CN201921865515.2U CN201921865515U CN211245854U CN 211245854 U CN211245854 U CN 211245854U CN 201921865515 U CN201921865515 U CN 201921865515U CN 211245854 U CN211245854 U CN 211245854U
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- China
- Prior art keywords
- baffle door
- filter screen
- door blade
- sealing device
- dust collector
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Abstract
The utility model belongs to the technical field of coal fired power plant tail gas dust removal, especially, a bag collector off-line baffle door clean smoke air seal device, filter screen to in current baffle door is to the flue gas filtration processing time, long-term continuous use is blockked up easily, influences the purification treatment effect of flue gas, and clears up very inconvenient shortcoming, and proposes following scheme, and it includes baffle door blade and lower baffle door blade, goes up the baffle door blade and is equipped with the sealing device body down between the baffle door blade, is equipped with the filter screen down in the baffle door blade, the below of filter screen is equipped with the guard box of fixed mounting on baffle door blade one side inner wall down. The utility model discloses simple structure, bag collector's last baffle door blade and lower baffle door blade's sealing performance is good, and the filter screen is to flue gas filtration purification treatment and when blockking up, under the accumulational dust particle clearance on with the filter screen of cleaning brush, the filter screen shake shakes off dust particle simultaneously, and the cleaning efficiency of filter screen is higher.
Description
Technical Field
The utility model relates to a coal fired power plant tail gas dust removal technical field especially relates to a clean cigarette air seal device of bag collector off-line flapper door.
Background
In the design of a bag type dust collector system of a thermal power plant, in order to isolate a filter bag under abnormal working conditions such as oil feeding and ignition of a boiler, mixed burning of oil and coal, pipe explosion and burning of the tail of the boiler and the like, the phenomena of oil stain bag pasting, flue gas moisture standard exceeding bag pasting, high-temperature burning of the filter bag and the like caused by the working conditions on the filter bag are avoided, and off-line flues are arranged on the bag type dust collector. In off-line flue systems, the sealing system of the off-line flue damper door is critical with respect to whether the damper door can achieve low or even zero leakage.
The patent with publication number CN209229768U discloses a zero-penetration flue gas desulfurization baffle door sealing structure, which comprises an upper baffle door blade and a lower baffle door blade, wherein a sealing device is arranged between one side of the upper baffle door blade and one side corresponding to the lower baffle door blade, and a sealing device is also arranged between the other side of the upper baffle door blade and the other side corresponding to the lower baffle door blade, so that the sealing effect of the flue gas desulfurization baffle door is almost close to the ideal state of zero penetration, but when a filter screen in the baffle door is used for filtering flue gas, the filter screen is easy to block for long-term continuous use, the purification treatment effect of the flue gas is influenced, and the cleaning is very inconvenient, so that the improvement space is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the filter screen in the baffle door is easy to be blocked for long-term continuous use when the filter screen is used for filtering flue gas in the prior art, thereby influencing the purification treatment effect of the flue gas and cleaning the very inconvenient defect, and the off-line smoke-purifying sealing device of the baffle door of the bag type dust collector is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a smoke-purifying air sealing device of an off-line baffle door of a bag type dust collector comprises an upper baffle door blade and a lower baffle door blade, a sealing device body is arranged between the upper baffle door blade and the lower baffle door blade, a filter screen is arranged in the lower baffle door blade, a protective box fixedly arranged on the inner wall of one side of the lower baffle door blade is arranged below the filter screen, a moving hole and a limiting hole are arranged on the inner wall of the top side of the protective box, a swing shaft rotatably arranged on the top side of the protective box is arranged on one side of the moving hole far away from the limiting hole, a mounting rod is fixedly arranged at the top end of the swing shaft, a cleaning brush is arranged on the top side of the mounting rod and is contacted with the bottom side of the filter screen, a motor is fixedly arranged on the inner wall of one side of the protective box, an output shaft of the motor is fixedly provided with an adjusting column, the top of adjusting the pole runs through and removes the hole to fixed mounting has the regulating plate, and bag collector's last baffle door blade and lower baffle door blade's sealing performance is good, and the filter screen is to flue gas filtration purification treatment and when blockking up, under the accumulational dust particle clearance on with the filter screen of cleaning brush.
Preferably, the T-shaped rod is arranged in the limiting hole in a sliding mode, two ends of the T-shaped rod extend out of the limiting hole, the top end of the T-shaped rod is matched with the bottom side of the filter screen, and the top plate is fixedly arranged at the bottom end of the T-shaped rod.
Preferably, the fixed cover that has connect the cam on the regulation post, the cam and the bottom side looks adaptation of roof, the top side fixed mounting of roof has the bottom of spring, and the top fixed mounting of spring is on the top side inner wall of guard box, and the filter screen shake shakes off dust particle simultaneously, and the cleaning efficiency of filter screen is higher.
Preferably, a rack is fixedly installed on one side, close to the oscillating shaft, of the adjusting plate, a gear is fixedly sleeved on the oscillating shaft and meshed with the rack, and forward and backward rotation of the oscillating shaft is achieved.
Preferably, the adjusting rod is provided with a sliding hole in the moving hole along the horizontal direction, the sliding hole is internally provided with a supporting rod in a sliding manner, and two ends of the supporting rod are respectively fixedly arranged on the inner walls of two sides of the sliding hole to support and limit the adjusting rod.
Compared with the prior art, the beneficial effects of the utility model are that:
the sealing device body is arranged between the upper baffle door blade and the lower baffle door blade of the bag type dust collector, the sealing performance is good, one side of the cam bulge intermittently impacts the top plate, the spring is compressed, the T-shaped rod moves upwards and impacts the filter screen, and the filter screen shakes to shake off dust particles;
the inner wall of a push-pull groove which is annularly and obliquely arranged on the adjusting column continuously pushes an adjusting rod, the adjusting rod drives the adjusting plate to move back and forth, a rack on one side of the adjusting plate drives a gear which is meshed with the adjusting plate to rotate forwards and backwards, a swinging shaft, an installation rod and a cleaning brush are further driven to swing back and forth together, and the cleaning brush cleans dust particles accumulated on the filter screen;
the utility model discloses simple structure, bag collector's last baffle door blade and lower baffle door blade's sealing performance is good, and the filter screen is to flue gas filtration purification treatment and when blockking up, under the accumulational dust particle clearance on with the filter screen of cleaning brush, the filter screen shake shakes off dust particle simultaneously, and the cleaning efficiency of filter screen is higher.
Drawings
Fig. 1 is a schematic structural view of a smoke-purifying air sealing device of an offline baffle door of a bag type dust collector provided by the present invention;
FIG. 2 is a schematic structural view of a protection box in the smoke-purifying airtight sealing device of the off-line baffle door of the bag type dust collector of the present invention;
fig. 3 is a schematic structural view of a portion a in fig. 2 of the off-line damper smoke-purifying sealing device for a bag type dust collector of the present invention.
In the figure: 1 upper baffle door blade, 2 lower baffle door blade, 3 sealing device body, 4 protective boxes, 5 adjusting columns, 6 filter screens, 7 push-pull grooves, 8 adjusting rods, 9 moving holes, 10 adjusting plates, 11 oscillating shafts, 12 gears, 13 mounting rods, 14 cleaning brushes, 15 motors, 16 limiting holes, 17T-shaped rods, 18 top plates, 19 cams, 20 supporting rods and 21 sliding holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-3, an off-line baffle door smoke-purifying air-tight sealing device of a bag type dust collector comprises an upper baffle door blade 1 and a lower baffle door blade 2, a sealing device body 3 is arranged between the upper baffle door blade 1 and the lower baffle door blade 2, a filter screen 6 is arranged in the lower baffle door blade 2, a protective box 4 fixedly arranged on the inner wall of one side of the lower baffle door blade 2 is arranged below the filter screen 6, a moving hole 9 and a limiting hole 16 are arranged on the inner wall of the top side of the protective box 4, a swing shaft 11 rotatably arranged on the top side of the protective box 4 is arranged on one side of the moving hole 9 far away from the limiting hole 16, a mounting rod 13 is fixedly arranged at the top end of the swing shaft 11, a cleaning brush 14 is arranged on the top side of the mounting rod 13, the cleaning brush 14 is contacted with the bottom side of the filter screen 6, a motor 15 is fixedly arranged on the inner wall of, the adjusting column 5 is provided with an annular push-pull groove 7, an adjusting rod 8 is movably mounted in the push-pull groove 7, the top end of the adjusting rod 8 penetrates through the moving hole 9, an adjusting plate 10 is fixedly mounted, the upper baffle door blade 1 and the lower baffle door blade 2 of the bag type dust collector are good in sealing performance, and when the filter screen 6 is blocked due to smoke filtering and purifying treatment, the cleaning brush 14 cleans dust particles accumulated on the filter screen 6.
The utility model discloses in, slidable mounting has T type pole 17 in spacing hole 16, and outside T type pole 17's both ends all extended to spacing hole 16, T type pole 17's top and filter screen 6's bottom side looks adaptation, T type pole 17's bottom fixed mounting had roof 18.
The utility model discloses in, adjust and fixedly cup jointed cam 19 on the post 5, the bottom side looks adaptation of cam 19 and roof 18, the top side fixed mounting of roof 18 has the bottom of spring, and the top fixed mounting of spring is on the top side inner wall of protecting box 4, and 6 shakings of filter screen shake dust particle simultaneously, and the cleaning efficiency of filter screen 6 is higher.
The utility model discloses in, one side fixed mounting that regulating plate 10 is close to oscillating axle 11 has the rack, and the fixed cover has connect gear 12 on the oscillating axle 11, and gear 12 meshes with the rack mutually, has realized oscillating axle 11's positive and negative rotation.
The utility model discloses in, adjust 8 one sides of pole and offer the sliding hole 21 that is located removal hole 9 along the horizontal direction, slidable mounting has bracing piece 20 in the sliding hole 21, and the both ends of bracing piece 20 fixed mounting respectively provides support and spacing to adjusting 8 on the both sides inner wall of sliding hole 21.
Example two
Referring to fig. 1-3, an off-line baffle door smoke-purifying air-tight sealing device for a bag type dust collector comprises an upper baffle door blade 1 and a lower baffle door blade 2, a sealing device body 3 is arranged between the upper baffle door blade 1 and the lower baffle door blade 2, a filter screen 6 is arranged in the lower baffle door blade 2, a protective box 4 fixedly arranged on the inner wall of one side of the lower baffle door blade 2 in a welding mode is arranged below the filter screen 6, a moving hole 9 and a limiting hole 16 are arranged on the inner wall of the top side of the protective box 4, a swing shaft 11 rotatably arranged on the top side of the protective box 4 is arranged on one side of the moving hole 9 far away from the limiting hole 16, a mounting rod 13 is fixedly arranged at the top end of the swing shaft 11 in a welding mode, a cleaning brush 14 is arranged on the top side of the mounting rod 13, the cleaning brush 14 is contacted with the bottom side of the filter screen 6, the output shaft of motor 15 passes through the shaft coupling and passes through welding mode fixed mounting and has adjust post 5, annular push-and-pull groove 7 has been seted up on adjusting post 5, movable mounting has the regulation pole 8 in the push-and-pull groove 7, the top of adjusting pole 8 runs through removal hole 9, and there is regulating plate 10 through welding mode fixed mounting, the sealing performance of last baffle door blade 1 and lower baffle door blade 2 of bag collector is good, filter screen 6 is to the gas filtration purification treatment and when blockking up, the dust granule clearance of piling up on filter screen 6 is down cleaned with cleaning brush 14.
The utility model discloses in, slidable mounting has T type pole 17 in spacing hole 16, and outside T type pole 17's both ends all extended to spacing hole 16, T type pole 17's top and filter screen 6's bottom side looks adaptation, T type pole 17's bottom had roof 18 through welding mode fixed mounting.
The utility model discloses in, the fixed cam 19 that has cup jointed on the regulation post 5, the bottom side looks adaptation of cam 19 and roof 18, the top side of roof 18 has the bottom of spring through welding mode fixed mounting, and welding mode fixed mounting is passed through on the top of spring the top side inner wall of protective housing 4, and 6 shakings of filter screen shake dust particle simultaneously, and the cleaning efficiency of filter screen 6 is higher.
The utility model discloses in, there is the rack regulating plate 10 one side near oscillating axle 11 through welding mode fixed mounting, and the fixed cover has connect gear 12 on the oscillating axle 11, and gear 12 meshes with the rack mutually, has realized oscillating axle 11's positive and negative rotation.
The utility model discloses in, adjust 8 one sides of pole and offer the sliding hole 21 that is located removal hole 9 along the horizontal direction, slidable mounting has bracing piece 20 in the sliding hole 21, and the both ends of bracing piece 20 are respectively through welding mode fixed mounting on the both sides inner wall of sliding hole 21, provide support and spacing to adjusting 8.
In the utility model, a sealing device body 3 is arranged between an upper baffle door blade 1 and a lower baffle door blade 2 of a bag type dust collector, the sealing performance is good, a filter screen 6 is used for filtering and purifying flue gas, the continuous use is easy to block, a motor 15 is started to drive an adjusting post 5 to rotate continuously, the inner wall of a push-pull groove 7 which is arranged in an annular inclined way on the adjusting post 5 continuously pushes an adjusting rod 8, under the limit action of a supporting rod 20, the adjusting rod 8 moves back and forth in a moving hole 9, the adjusting rod 8 drives an adjusting plate 10 to move back and forth, a rack on one side of the adjusting plate 10 drives a gear 12 which is meshed with the rack to rotate in a positive and negative way, further, a swinging shaft 11 is driven, an installation rod 13 and a cleaning brush 14 swing back and forth together, the cleaning brush 14 cleans dust particles accumulated on the filter screen 6, when the adjusting post 5 rotates, one side of a cam, t type pole 17 moves up and strikes filter screen 6, and filter screen 6 shakes, further shakes off dust particle, and filter screen 6's cleaning efficiency is higher, convenient to use.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A bag type dust collector off-line baffle door smoke-purifying air sealing device comprises an upper baffle door blade (1) and a lower baffle door blade (2), a sealing device body (3) is arranged between the upper baffle door blade (1) and the lower baffle door blade (2), and a filter screen (6) is arranged in the lower baffle door blade (2), the device is characterized in that a protective box (4) fixedly arranged on the inner wall of one side of the lower baffle door blade (2) is arranged below the filter screen (6), a moving hole (9) and a limiting hole (16) are arranged on the inner wall of the top side of the protective box (4), a swing shaft (11) rotatably arranged on the top side of the protective box (4) is arranged on one side of the moving hole (9) far away from the limiting hole (16), an installation rod (13) is fixedly arranged at the top end of the swing shaft (11), a cleaning brush (14) is arranged on the top side of the installation rod (13), and the cleaning brush (14) is contacted with the bottom, the protection box is characterized in that a motor (15) is fixedly mounted on the inner wall of one side of the protection box (4), an output shaft of the motor (15) is fixedly mounted with an adjusting column (5) through a coupler, an annular push-pull groove (7) is formed in the adjusting column (5), an adjusting rod (8) is movably mounted in the push-pull groove (7), and the top end of the adjusting rod (8) penetrates through the moving hole (9) and is fixedly mounted with an adjusting plate (10).
2. The offline flapper door smoke-purifying air-sealing device of a bag-type dust collector as claimed in claim 1, wherein a T-shaped rod (17) is slidably mounted in the limiting hole (16), both ends of the T-shaped rod (17) extend out of the limiting hole (16), the top end of the T-shaped rod (17) is matched with the bottom side of the filter screen (6), and the bottom end of the T-shaped rod (17) is fixedly provided with a top plate (18).
3. The off-line flapper door smoke-cleaning sealing device of a bag type dust collector as claimed in claim 1, characterized in that the adjusting column (5) is fixedly sleeved with a cam (19), the cam (19) is matched with the bottom side of the top plate (18), the top side of the top plate (18) is fixedly provided with the bottom end of a spring, and the top end of the spring is fixedly arranged on the inner wall of the top side of the protection box (4).
4. The off-line flapper door smoke-purifying sealing device of a bag type dust collector as claimed in claim 1, wherein a rack is fixedly installed on one side of the adjusting plate (10) close to the swing shaft (11), a gear (12) is fixedly sleeved on the swing shaft (11), and the gear (12) is engaged with the rack.
5. The off-line baffle door smoke-cleaning air sealing device of the bag type dust collector as claimed in claim 1, wherein one side of the adjusting rod (8) is horizontally provided with a sliding hole (21) positioned in the moving hole (9), a supporting rod (20) is slidably installed in the sliding hole (21), and two ends of the supporting rod (20) are respectively and fixedly installed on the inner walls of two sides of the sliding hole (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921865515.2U CN211245854U (en) | 2019-10-28 | 2019-10-28 | Off-line baffle door smoke-purifying air sealing device of bag type dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921865515.2U CN211245854U (en) | 2019-10-28 | 2019-10-28 | Off-line baffle door smoke-purifying air sealing device of bag type dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211245854U true CN211245854U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921865515.2U Expired - Fee Related CN211245854U (en) | 2019-10-28 | 2019-10-28 | Off-line baffle door smoke-purifying air sealing device of bag type dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211245854U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114208422A (en) * | 2021-12-24 | 2022-03-22 | 青海大学 | Sawtooth-shaped stone picking rake for ground treatment of vegetation recovery in alpine mining areas and control method thereof |
-
2019
- 2019-10-28 CN CN201921865515.2U patent/CN211245854U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114208422A (en) * | 2021-12-24 | 2022-03-22 | 青海大学 | Sawtooth-shaped stone picking rake for ground treatment of vegetation recovery in alpine mining areas and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 Termination date: 20211028 |