CN108854302B - Cloth bag dust remover of cloth bag dust removing device - Google Patents
Cloth bag dust remover of cloth bag dust removing device Download PDFInfo
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- CN108854302B CN108854302B CN201810657401.2A CN201810657401A CN108854302B CN 108854302 B CN108854302 B CN 108854302B CN 201810657401 A CN201810657401 A CN 201810657401A CN 108854302 B CN108854302 B CN 108854302B
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- pipe
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- dust collector
- air outlet
- cloth bag
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
Abstract
The invention discloses a cloth bag dust remover of a cloth bag dust removing device, which adopts the technical scheme that the cloth bag dust remover comprises an air inlet pipe, wherein the lower end of the air inlet pipe is fixedly connected with a chassis, a rotary air outlet pipe is rotatably connected between the chassis and the air inlet pipe, the rotary air outlet pipe is provided with a straight pipe and a bent pipe, the axial lead of the straight pipe is perpendicular to the axial lead of the rotary air outlet pipe, and the included angle between the outlet end surface of the bent pipe and the upper side plane of the chassis is less than 180 degrees. After gas enters the rotary gas outlet pipe through the gas inlet pipe, the rotary gas outlet pipe is driven to rotate between the gas inlet pipe and the chassis by the air sprayed out from the bent pipe; meanwhile, the rotating air outlet pipe in rotation sprays air to the dust removal cloth bag through the straight pipe and the bent pipe, so that the air forms a spiral spraying shape, and is combined with the straight pipe in a vertical direction to the dust removal cloth bag, thereby playing a role in avoiding dust retention on the dust removal cloth bag, and remarkably improving the dust removal effect of the cloth bag dust remover on the dust removal cloth bag.
Description
Technical Field
The invention relates to a dust removal device, in particular to a cloth bag deduster of a cloth bag dust removal device.
Background
When generating electricity through coal or boiler, need go on the air that discharges via the air outlet and go on the dirt processing procedure, and then can let in the air among the sack dust collector, and be used for the chase that the air-out used and the cladding thereby play and block the dust and pass through the dust removal sack of chase effect through the iron frame lateral wall in the sack dust collector, and then play and effectively avoid the dust to get into the atmosphere and cause the effect of pollution to the environment, however when dust removal sack separation dust passes through the chase, part dust with the adhesion on the dust removal sack and then block the air and pass through the dust removal sack and flow out from the sack dust collector, and then influence sack dust collector's dust collection efficiency, thereby need the sack to go the dust of adhesion on the dust removal sack to get rid of the work.
Chinese patent with publication number CN104069696B discloses a bag-type dust collector with a bag-type dust removing device, which comprises a dust collector shell, wherein a dust collecting bag is arranged in the dust collector shell, the bag mouth of the dust collecting bag is upwards arranged on a flower plate, a blowing device is further arranged in the dust collector shell, the lower side part of the dust collector shell is provided with an air inlet, the top of the dust collector shell is provided with an air outlet, the bottom of the dust collector shell is communicated with an ash bucket, the flower plate is provided with a through hole, the edge of the through hole is connected with a flapping bag, and the inner surface of the through hole is connected with the dust collecting bag through.
However, the bag dust removing device in the bag-type dust remover only injects air into the dust removing bag through a plurality of air injection ports on the air blowing pipe, so that air flow impacting the dust removing bag is difficult to form when the air is introduced into the dust removing bag from the upper part, and therefore, the effective dust removing effect of the dust removing bag is difficult to achieve and needs to be improved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a cloth bag dust remover of a cloth bag dust removing device, wherein the cloth bag dust remover has the function of remarkably improving the cloth bag dust removing efficiency.
In order to achieve the purpose, the invention provides the following technical scheme:
a cloth bag dust remover of a cloth bag dust removing device comprises an air inlet pipe, wherein the lower end of the air inlet pipe is fixedly connected with a chassis, a rotary air outlet pipe is rotatably connected between the chassis and the air inlet pipe, the rotary air outlet pipe is provided with a straight pipe and a bent pipe, the axial lead of the straight pipe is perpendicular to the axial lead of the rotary air outlet pipe, and the included angle between the outlet end face of the bent pipe and the upper side plane of the chassis is smaller than 180 degrees.
By adopting the technical scheme, after the air enters the rotary air outlet pipe through the air inlet pipe, part of the air is sprayed outwards through the bent pipe to form reverse thrust on the rotary air outlet pipe, so that the rotary air outlet pipe is effectively driven to rotate between the air inlet pipe and the chassis; meanwhile, the rotating air outlet pipe in rotation sprays air to the dust removal cloth bag through the straight pipe and the bent pipe, so that the air forms a spiral spraying shape, and is combined with the straight pipe in a vertical direction to the dust removal cloth bag, thereby playing a role in avoiding dust retention on the dust removal cloth bag, and remarkably improving the dust removal effect of the cloth bag dust remover on the dust removal cloth bag.
The invention is further configured to: the rotary air outlet pipe is provided with two bent pipes which are respectively positioned at two sides of the rotary air outlet pipe, the outlet ends of the two bent pipes deviate from each other, and the outlet end surfaces of the bent pipes are perpendicular to the upper side plane of the chassis.
Through adopting above-mentioned technical scheme, two return bends that are located rotation outlet duct both sides respectively play the drive simultaneously and rotate outlet duct pivoted effect when giving vent to anger, and then play and accelerate the effect of rotating outlet duct slew velocity, and then pass through the straight tube again and to the dust removal sack air of spouting discontinuously to show the efficiency of removing dust that promotes this sack deduster.
The invention is further configured to: the bottom of intake pipe is provided with last spacing ring, the top of chassis is provided with down the spacing ring, the upper and lower both ends of rotating the outlet duct peg graft respectively in last spacing ring with in the spacing ring down.
Through adopting above-mentioned technical scheme, go up spacing ring and spacing ring down and carry on spacingly to rotating the outlet duct, and then effectively avoid rotating the skew intake pipe of outlet duct and lead to the air directly to flow through the lower extreme of intake pipe and influence the efficiency of going dirt of sack dust remover.
The invention is further configured to: the inner diameters of the upper limiting ring and the lower limiting ring are larger than the outer diameter of the rotary air outlet pipe.
Through adopting above-mentioned technical scheme, reduce and rotate the outlet duct and rotate the in-process and go up spacing ring and lower spacing ring and contact each other and the frictional loss who produces to and through rotating the outlet duct and go up the clearance between spacing ring and the lower spacing ring and then play the effect of heat exchange, avoid the heat to produce when rotating the outlet duct and accumulate and influence the use of rotating the outlet duct and this sack dust remover to the efficiency of removing dust of dust removal sack in last spacing ring and lower spacing ring.
The invention is further configured to: the bottom end of the rotary air outlet pipe is provided with a lower cone with the height smaller than that of the lower limiting ring, and the distance between the chassis and the air inlet pipe is larger than the total length of the rotary air outlet pipe and the lower cone.
By adopting the technical scheme, when the rotating air outlet pipe rotates, the lower end of the lower vertebral body is contacted with the chassis and rotates, so that the contact area of the lower end of the rotating air outlet pipe and the chassis is obviously reduced, and the friction loss is obviously reduced; meanwhile, the function of increasing the rotating speed of the rotating air outlet pipe is achieved after the friction resistance is reduced, so that the dust removing effect of the cloth bag dust remover on a dust removing cloth bag is remarkably improved.
The invention is further configured to: a partition ring is arranged at the lower end pipe orifice of the air inlet pipe, a main air passage for ventilating the rotary air outlet pipe is formed in the center of the partition ring, and a plurality of side air passages arranged in an equal radian mode are formed between the partition ring and the inner side wall of the air inlet pipe.
Through adopting above-mentioned technical scheme, most air lets in the rotation outlet duct via main gas passage to there is some air to enter into through the side gas passage and rotates between outlet duct and the last spacing ring, thereby play the effect of taking away the heat that produces when rotating the outlet duct and go up between the spacing ring, effectively avoid the heat to accumulate between rotation outlet duct and last spacing ring and lead to rotating the outlet duct to damage, is showing the life who promotes this sack dust remover.
The invention is further configured to: the bottom of the lower cone body is embedded with a ball, the chassis is inserted with a butt joint block for embedding the lower end of the ball, and the total depth of the ball embedded into the lower cone body and the butt joint block is smaller than the diameter of the ball.
Through adopting above-mentioned technical scheme, when rotating the outlet duct and rotating, form rolling friction between the bottom of ball and lower centrum and with between the upside of butt joint piece to further reduce frictional resistance and loss between lower centrum and the chassis, and play the effect that reduces heat and produce, thereby show the effect that promotes the life who rotates outlet duct and chassis.
The invention is further configured to: the base plate is in threaded connection with a bolt penetrating through the base plate, and the top end of the bolt is abutted and extruded with the bottom side face of the abutting block.
Through adopting above-mentioned technical scheme, cause after rotating the outlet duct and rotate the outlet duct, ball and butt piece between the friction loss appears and make down the centrum be close to the back to the chassis, pivoted bolt can play the motion that drive butt piece was about in the chassis to play the drive and rotate the effect that the outlet duct moved to the upper end, avoid the ball to break away from and influence the rotation of rotating the outlet duct and go the dirt to the dust removal sack from between lower centrum and the butt piece.
The invention is further configured to: the lower limit ring is provided with a plurality of wall perforations which penetrate through the side wall of the lower limit ring.
Through adopting above-mentioned technical scheme, the heat that produces in spacing ring down will pass through the wall perforation and pass through the heat exchange and reach down outside the spacing ring in from the spacing ring down to play and effectively avoid the heat to accumulate in spacing ring down and influence the effect that rotates outlet duct life.
The invention is further configured to: a cover body is arranged between the air inlet pipe and the chassis, and an air outlet matched with the straight pipe and the bent pipe in position is arranged on the cover body.
Through adopting above-mentioned technical scheme, rotating the in-process that the outlet duct rotated to give vent to anger, the cover body played the effect that the protection rotated straight tube and return bend on the outlet duct, and then avoided the straight tube in the rotation to damage with return bend and chase contact, was showing practicality and the safety in utilization that promotes this sack deduster.
In conclusion, the invention has the following beneficial effects:
1. the rotary air outlet pipe is driven to rotate by the bent pipe, and the gas sprayed out by the bent pipe, the gas sprayed out by the straight pipe and the rotary air outlet pipe drive the sprayed gas to rotate and impact the dust removal cloth bag, so that the effect of remarkably improving the dust removal effect of the cloth bag dust remover is achieved;
2. through set up the ball and then reduce friction loss and thermal production down between centrum and the butt piece under between centrum and the butt piece to do the up-and-down motion through bolt drive butt piece, and then play the effect of the position of control rotation outlet duct between chassis and intake pipe, prolong this sack dust remover's life when effectively reducing heat production.
Drawings
FIG. 1 is a schematic structural view of the present embodiment;
FIG. 2 is a schematic view of an exploded structure of the present embodiment;
FIG. 3 is a schematic cross-sectional view of the present embodiment;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
fig. 5 is an enlarged schematic view of a portion B of fig. 3.
Description of reference numerals: 1. an air inlet pipe; 11. an upper limiting ring; 12. a spacer ring; 13. a side air passage; 14. a main air passage; 15. a lower limit ring; 16. wall piercing; 17. a chassis; 2. a cover body; 3. an air outlet; 4. a straight pipe; 5. bending the pipe; 6. rotating the air outlet pipe; 61. the inferior vertebral body; 62. a lower air outlet hole; 7. a ball bearing; 8. a butting block; 9. and (4) bolts.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a cloth bag dust remover of a cloth bag dust removing device comprises an air inlet pipe 1 and a cover body 2 fixedly connected with the lower end of the air inlet pipe 1. Four air outlets 3 are arranged on the cover body 2 in an equi-radian manner, and then after air enters the air inlet pipe 1 from the upper end of the air inlet pipe 1, the air is sprayed out of the cover body 2 through the air outlets 3 and carries out dust removal work on a dust removal cloth bag; meanwhile, the cover body 2 plays a role in vibrating the dust removal cloth bag after impacting the iron frame, so that dust adhered to the dust removal cloth bag falls off, and therefore the dust is effectively prevented from being retained on the dust removal cloth bag and affecting the dust removal efficiency of the cloth bag dust removal device.
As shown in fig. 2 and 3, a bottom plate 17 is provided at the bottom end of the cover 2. And a rotary air outlet pipe 6 is rotatably connected between the chassis 17 and the air inlet pipe 1, a straight pipe 4 with the axis vertical to the axis of the rotary air outlet pipe 6 and the height corresponding to the air outlet 3 is arranged on the rotary air outlet pipe 6, and after the air inlet pipe 1 guides the air into the rotary air outlet pipe 6, the air is sprayed out through the air outlet 3 after passing through the straight pipe 4. In addition, two bent pipes 5 are arranged on the rotary air outlet pipe 6, the height of the bent pipes corresponds to that of the air outlet 3, and the bent pipes are positioned on two symmetrical sides of the rotary air outlet pipe 6. The exit end of two return bends 5 deviates from each other and the export terminal surface of return bend 5 is perpendicular with the upside plane of chassis 17, and then make two return bends 5 that are located on rotating outlet duct 6 play the drive simultaneously when giving vent to anger and rotate 6 pivoted effects of outlet duct, and then make rotating outlet duct 6 in the rotation spout the dust removal sack with the empty body through return bend 5 after, make the air form the spiral and spout the form, and then combine with the perpendicular jet-propelled of orientation dust removal sack of straight tube 4, show the dust removal effect of this sack dust remover to the dust removal sack.
As shown in fig. 3, a lower retainer ring 15 is provided on the upper side surface of the base plate 17, and an upper retainer ring 11 is provided at the bottom end of the intake pipe 1. The upper end and the lower end of the rotary air outlet pipe 6 are respectively inserted into the upper limiting ring 11 and the lower limiting ring 15, so that the upper limiting ring 11 and the lower limiting ring 15 limit the rotary air outlet pipe 6, and the dust removing efficiency of the cloth bag dust remover is effectively prevented from being influenced by the fact that air directly flows out through the lower end of the air inlet pipe 1 due to the fact that the rotary air outlet pipe 6 deviates from the air inlet pipe 1. It should be mentioned that the inner diameters of the upper limit ring 11 and the lower limit ring 15 are larger than the outer diameter of the rotary air outlet pipe 6, so that the friction loss generated by the mutual contact between the rotary air outlet pipe 6 and the upper limit ring 11 and the lower limit ring 15 in the rotating process is reduced, and meanwhile, the heat exchange effect is further realized through the gap between the rotary air outlet pipe 6 and the upper limit ring 11 and the lower limit ring 15, so that the heat generated when the rotary air outlet pipe 6 rotates and accumulated in the upper limit ring 11 and the lower limit ring 15 are prevented from influencing the use of the rotary air outlet pipe 6 and the dust removing efficiency of the bag type dust remover on a dust removing bag.
As shown in fig. 3 and 4, a lower cone 61 with a height smaller than that of the lower limit ring 15 is arranged at the bottom end of the rotary air outlet pipe 6, so that the lower limit ring 15 can effectively prevent the rotary air outlet pipe 6 from being separated from the lower limit ring 15 during rotation, and when the rotary air outlet pipe 6 rotates, the lower end of the lower cone 61 is in contact with the chassis 17 and rotates, so that the contact area between the lower end of the rotary air outlet pipe 6 and the chassis 17 is remarkably reduced, and the purposes of remarkably reducing friction loss and reducing heat generation are achieved. Meanwhile, the reduced frictional resistance plays a role in further improving the rotating speed of the rotating air outlet pipe 6, so that the dust removing effect of the cloth bag dust remover on the dust removing cloth bag is obviously improved. It should be mentioned that the distance between the chassis 17 and the air inlet pipe 1 is greater than the total length of the rotary air outlet pipe 6 and the lower cone 61, so as to prevent the rotary air outlet pipe 6 from contacting the air inlet pipe 1 during rotation and generating extra friction loss. In order to avoid the influence of the overheating between the upper limiting ring 11 and the rotary outlet pipe 6 on the service life of the cloth bag dust remover, a spacing ring 12 corresponding to the pipe wall of the rotary outlet pipe 6 is arranged at the lower end pipe orifice of the air inlet pipe 1, a main air passage 14 for ventilating the rotary outlet pipe 6 is formed at the central part of the spacing ring 12, a plurality of side air passages 13 arranged in equal radian are arranged between the spacing ring 12 and the inner side wall of the air inlet pipe 1, when most of the air is introduced into the rotary outlet pipe 6 through the main air passage 14, the other part of the air enters between the rotary outlet pipe 6 and the upper limiting ring 11 through the side air passages 13 and then enters the cover body 2, thereby playing a role of dissipating the heat generated between the rotary outlet pipe 6 and the upper limiting ring 11 during the rotation, and avoiding the damage of the rotary outlet pipe 6 caused by the accumulation of the heat between the rotary outlet pipe 6 and the upper limiting ring 11, and the service life of the cloth bag dust remover is obviously prolonged.
As shown in fig. 3 and 5, the ball 7 is inserted into the bottom of the lower cone 61, and the bottom plate 17 is inserted with the contact block 8 into which the lower end of the ball 7 is inserted. In addition, the total depth of the ball 7 embedded into the lower cone 61 and the abutting block 8 is smaller than the diameter of the ball 7, and then when the rotating air outlet pipe 6 rotates, rolling friction is formed between the ball 7 and the bottom of the lower cone 61 and between the ball 7 and the upper side of the abutting block 8, so that the friction resistance and the loss between the lower cone 61 and the chassis 17 are reduced, and the effect of heat generation is obviously reduced. In order to effectively avoid the heat to accumulate in the lower spacing ring 15 and then influence the life of rotating outlet pipe 6, and then set up a plurality of wall perforation 16 that run through the lower spacing ring 15 lateral wall and set up a plurality of lower ventholes 62 towards the lower spacing ring 15 inside on lower centrum 61 on lower spacing ring 15, and then make the heat that produces in the lower spacing ring 15 drive through the gas that erupts in lower venthole 62, and then send out in the lower spacing ring 15 from lower spacing ring 15 through wall perforation 16, reach outstanding radiating purpose. It should be mentioned that the base plate 17 is screwed with a bolt 9 extending through the base plate 17. The top of bolt 9 and the bottom flank butt of butt piece 8 and extrusion, and then can play the motion that drive butt piece 8 was about in chassis 17 at rotatory bolt 9 and then adjusting bolt 9 inserts the degree of depth of chassis 17 to play the drive and rotate the effect that outlet duct 6 moved to the upper end, avoid ball 7 to break away from and influence the rotation that rotates outlet duct 6 and the effect of removing dust to the dust removal sack from between centrum 61 and butt piece 8 down.
When the dust remover is used, the cloth bag dust remover is inserted into the iron frame, air enters the rotary air outlet pipe 6 through the air inlet pipe 1 after the air inlet pipe 1 is inflated, and then the rotary air outlet pipe 6 is driven to rotate through the bent pipe 5 and is sprayed to a dust removing cloth bag together with air sprayed out through the straight pipe 4, so that the dust removing purpose of the dust removing cloth bag is effectively achieved; meanwhile, when the rotating air outlet pipe 6 rotates, the ball 7 rolls between the lower cone body 61 and the butt block 8, so that the effect of reducing the frictional resistance received when the rotating air outlet pipe 6 rotates is achieved, and the dust removing effect on the dust removing cloth bag due to the fact that the frictional resistance affects the rotation of the rotating air outlet pipe 6 is avoided.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiment, but all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the present invention may occur to those skilled in the art without departing from the principle of the present invention, and such modifications and embellishments should also be considered as within the scope of the present invention.
Claims (8)
1. The utility model provides a sack dust remover of sack dust collector, includes intake pipe (1), its characterized in that: the lower end of the air inlet pipe (1) is fixedly connected with a chassis (17), a rotary air outlet pipe (6) is rotatably connected between the chassis (17) and the air inlet pipe (1), the rotary air outlet pipe (6) is provided with a straight pipe (4) and a bent pipe (5), the axial lead of the straight pipe is perpendicular to the axial lead of the rotary air outlet pipe (6), and the included angle between the outlet end surface of the bent pipe (5) and the upper side plane of the chassis (17) is less than 180 degrees; an upper limiting ring (11) is arranged at the bottom end of the air inlet pipe (1), a lower limiting ring (15) is arranged at the top end of the chassis (17), and the upper end and the lower end of the rotary air outlet pipe (6) are respectively inserted into the upper limiting ring (11) and the lower limiting ring (15); the inner diameters of the upper limiting ring (11) and the lower limiting ring (15) are larger than the outer diameter of the rotary air outlet pipe (6).
2. The bag dust collector of a bag-type dust collector as set forth in claim 1, wherein: it is located respectively to rotate on outlet duct (6) rotate outlet duct (6) both sides return bend (5), two the exit end of return bend (5) deviates from each other just the export terminal surface of return bend (5) with the upside plane mutually perpendicular of chassis (17).
3. The bag dust collector of a bag-type dust collector as set forth in claim 1, wherein: the bottom end of the rotary air outlet pipe (6) is provided with a lower cone body (61) with the height smaller than that of the lower limiting ring (15), and the distance between the chassis (17) and the air inlet pipe (1) is larger than the total length of the rotary air outlet pipe (6) and the lower cone body (61).
4. A bag dust collector of a bag dust collector apparatus according to claim 3, wherein: a spacing ring (12) is arranged at the lower end pipe orifice of the air inlet pipe (1), a main air passage (14) for ventilating the rotary air outlet pipe (6) is formed in the center of the spacing ring (12), and a plurality of side air passages (13) which are arranged in an equal radian are formed between the spacing ring (12) and the inner side wall of the air inlet pipe (1).
5. A bag dust collector of a bag dust collector apparatus according to claim 3, wherein: the bottom of lower centrum (61) is embedded with ball (7), chassis (17) are pegged graft and are supplied butt joint piece (8) of the lower extreme embedding of ball (7), ball (7) embedding lower centrum (61) with the total depth of butt joint piece (8) is less than the diameter of ball (7).
6. The bag dust collector of a bag-type dust collector as set forth in claim 5, wherein: the base plate (17) is in threaded connection with a bolt (9) penetrating through the base plate (17), and the top end of the bolt (9) is abutted against and extruded with the bottom side face of the abutting block (8).
7. A bag dust collector for a bag dust collector according to any one of claims 3 to 5, wherein: the lower limiting ring (15) is provided with a plurality of wall perforations (16) penetrating through the side wall of the lower limiting ring (15).
8. The bag dust collector of a bag-type dust collector as set forth in claim 7, wherein: the air inlet pipe (1) and be provided with cover body (2) between chassis (17), be provided with on the cover body (2) the position with straight tube (4) and return bend (5) position matching's air outlet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810657401.2A CN108854302B (en) | 2018-06-25 | 2018-06-25 | Cloth bag dust remover of cloth bag dust removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810657401.2A CN108854302B (en) | 2018-06-25 | 2018-06-25 | Cloth bag dust remover of cloth bag dust removing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108854302A CN108854302A (en) | 2018-11-23 |
| CN108854302B true CN108854302B (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810657401.2A Active CN108854302B (en) | 2018-06-25 | 2018-06-25 | Cloth bag dust remover of cloth bag dust removing device |
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| Country | Link |
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| CN (1) | CN108854302B (en) |
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| CN105964067A (en) * | 2016-04-20 | 2016-09-28 | 上海士诺科技有限公司 | Deep type rotary reverse blowing device |
| CN205832825U (en) * | 2016-07-29 | 2016-12-28 | 邢台钢铁有限责任公司 | A kind of deashing device of Cloth Bag Air Filter |
| CN206778984U (en) * | 2017-05-26 | 2017-12-22 | 青岛恒利盛电器配件有限公司 | A kind of side wall gumming airduct for duster |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6322618B1 (en) * | 1998-10-19 | 2001-11-27 | Texas Electroniques Canada Inc. | Adjustable duct assembly for fume and dust removal and filter cleaner |
| CN2397985Y (en) * | 1999-12-08 | 2000-09-27 | 朱小四 | Regenerating unit suitable for filter element of air filter |
| CN201760196U (en) * | 2010-08-06 | 2011-03-16 | 唐山科源环保技术装备有限公司 | Gas filter with function of automatically cleaning steam |
| CN102357485A (en) * | 2011-08-12 | 2012-02-22 | 北京凡元兴科技有限公司 | Air energy soot blower with automatic rotation head |
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| CN206778984U (en) * | 2017-05-26 | 2017-12-22 | 青岛恒利盛电器配件有限公司 | A kind of side wall gumming airduct for duster |
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| Publication number | Publication date |
|---|---|
| CN108854302A (en) | 2018-11-23 |
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