CN201179398Y - Filtering type dust wiper with constant resisting force for pneumatic grain elevator - Google Patents

Filtering type dust wiper with constant resisting force for pneumatic grain elevator Download PDF

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Publication number
CN201179398Y
CN201179398Y CNU2008200693471U CN200820069347U CN201179398Y CN 201179398 Y CN201179398 Y CN 201179398Y CN U2008200693471 U CNU2008200693471 U CN U2008200693471U CN 200820069347 U CN200820069347 U CN 200820069347U CN 201179398 Y CN201179398 Y CN 201179398Y
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CN
China
Prior art keywords
dust
filter cylinder
resistance
deduster
grain absorber
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.)
Expired - Fee Related
Application number
CNU2008200693471U
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Chinese (zh)
Inventor
胡健
吴建章
张国民
孙晓峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SILO ENGINEERING COMPLETE TECHNOLOGY Co ZHENGZHOU GRAIN COLLEGE
Original Assignee
SILO ENGINEERING COMPLETE TECHNOLOGY Co ZHENGZHOU GRAIN COLLEGE
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Application filed by SILO ENGINEERING COMPLETE TECHNOLOGY Co ZHENGZHOU GRAIN COLLEGE filed Critical SILO ENGINEERING COMPLETE TECHNOLOGY Co ZHENGZHOU GRAIN COLLEGE
Priority to CNU2008200693471U priority Critical patent/CN201179398Y/en
Application granted granted Critical
Publication of CN201179398Y publication Critical patent/CN201179398Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a filter type deduster which is used in a pneumatic grain elevator and has constant resistance. The filter type deduster comprises a deduster barrel body and is characterized in that the barrel body is divided into a filtered air collection box and a dust box through a clapboard; the collection box is provided with an air outlet; the wall of the dust box is provided with a dust airflow tangential inlet; a rotary type filter cartridge is arranged in the dust box through an upper shaft and a lower shaft and can rotate under the drive of a power device; the cavity of the rotary type filter cartridge is communicated with the filtered air collection box; the inner wall of the dust box is provided with a filter cartridge cleaning brush; the soleplate of the dust box is provided with a dust discharge opening and a dust scraping plate. The filter type deduster adopts the outer filtration type filter structure with rotating filter cartridge, and the inner wall of the barrel body of the deduster is fixed with the clearing brush capable of adjusting the dust clearing effect, the dust attached on the surface of the filter cartridge is forcefully and uniformly cleared as the filter cartridge rotates, thereby keeping the resistance of the deduster constant, ensuring the stability of the long and continuous operation of the pneumatic grain elevator and ensuring that the cleanness of the air entering a blower reaches the requirement.

Description

The constant filtration dust catcher of resistance that is used for grain absorber
Technical field
The utility model belongs to the air purifying process field, relate to the purification of dust-laden tail gas in the grain absorber device, it specifically is a kind of constant filtration dust catcher of resistance that is used for grain absorber, this deduster adopts the outside filtering type filtration of filter cylinder rotation, and be provided with deashing device, the resistance that guarantees tail gas deduster in the process that purifies is constant, guarantees that simultaneously the air that enters blower fan reaches the clean level that blower fan requires.
Background technology
Grain absorber is the conveying machinery that the air communication piping with certain pressure and speed that utilizes blower fan to produce is carried diffusing shape grains such as wheat, corn.Grain absorber pipeline convey materials, characteristics such as efficient height, pipe arrangement light and flexible, no grain are shed, safety non-pollution, operating cost are low make it become domestic and international Bulk Grain loading and unloading, carry and the easy mode of transport that extensively adopts of airborne dust mass transport.
Grain absorber mainly is made of suction nozzle, pipeline, separator, deduster, wind stopping device, blower fan, chassis and slave part.During grain absorber work, the seizure effect grain of process suction nozzle is by in the pipeline that suction is delivered to suction nozzle links to each other, and be transported to being installed in the separator on the chassis of being connected with the pipeline other end, grain and flow separation in separator, the grain of separating is discharged by the wind stopping device of separator bottom.The air-flow of discharging from separator is to be discharged to the atmosphere by blower fan after tail gas then purifies through deduster.
Deduster is one of important component of grain absorber, its mainly act on be to separator unloaded after the material air one by one tail gas purify, guarantee to enter the cleaning of blower air, reduce the wearing and tearing of dust to blower fan; Secondly, make the requirement that reaches environment protection emission through the grain absorber air discharged.On the grain absorber device, deduster is generally selected sack cleaner for use.Sack cleaner belongs to filtration dust catcher, and efficiency of dust collection is high especially, and general once filtration can reach the requirement of environmental emission standard.But the shortcoming of sack cleaner maximum is the ash-removal effect instability of filter bag: no matter be the mechanical vibrator filter bag ash removal, or air flow blowing filter bag ash removal, deashing is all not thorough, the situation that the resistance that can cause sack cleaner raises gradually with the growth of working time has only and regularly carries out artificial deashing and just can make the sack cleaner resistance keep stable.Especially in the grain absorber device, because the grain separative efficiency of separator does not reach 100%, thereby the fine dusts such as a large amount of grain fines in the grain enter in the sack cleaner along with air-flow, make that the load of sack cleaner is too high, the ash-removal effect of filter bag is had a greatly reduced quality especially, occurred along with the grain absorber growth of running time, long-pending more thick more, the phenomenon that resistance is more and more higher of the filter bag surface dust of sack cleaner, finally make the operating efficiency of grain absorber descend gradually, influence the operate as normal of grain absorber.
Second shortcoming of sack cleaner is highly high, and volume is big, and equipment is heavy, moves difficulty.And on the grain absorber device, especially needing little, the lightweight deduster of volume, purpose is be convenient to grain absorber mobile, easy to operate.
Summary of the invention
The purpose of this utility model is just in the current grain absorber device, sack cleaner long-time running ash-removal effect is poor, resistance rises gradually and bulky shortcoming, design a kind of novel constant filtration dust catcher of the resistance that is used for grain absorber, promptly adopt the outside filtering type filtration of filter cylinder rotation, on the deduster cylinder inboard wall, be fixed with the purge mode of the cleaning brush that can regulate ash-removal effect, make the dust of filter cylinder surface adhesion along with the rotation of filter cylinder is obtained cleaning forcibly, equably.Thereby make the resistance of deduster keep constant.
The purpose of this utility model is achieved through the following technical solutions:
Originally the constant filtration dust catcher of resistance that is used for grain absorber comprises the deduster cylindrical shell, wherein: cylindrical shell is divided into superposed filtering air trapping case by dividing plate and is positioned at the dust box of bottom, offer air outlet slit on the filtering air trapping case, on the tank wall of dust box, be provided with dust air-flow tangential inlet, rotary filter cylinder is by last, lower shaft is arranged in the dust box, and can under driving, power set rotate, rotary filter cylinder tube chamber communicates with filtering air trapping case, the inwall of dust box is provided with filter cylinder cleaning row brush, offers ash discharging hole and be provided with on the base plate of dust box and scrape hawk.
In the utility model, described dividing plate is a cirque structure; The axle of going up of rotary filter cylinder is one to be fixed on the annular tube type hollow shaft on the circular ring type dividing plate, and as the passage that is communicated with filter cylinder tube chamber and air trapping case; Upper and lower axle installation place at rotary filter cylinder is provided with sealing mechanism.
Power set are arranged on deduster cylindrical shell below, are made up of motor and decelerator.
The filter cylinder cleaning row brush that is arranged on the dust box inwall can be regulated it and extends radially out distance by regulating bolt, promptly regulates the dynamics of brush cleaning filter cylinder, and this filter cylinder cleaning row brush can vertically be provided with, and also can be the spiral setting.
The surface of rotary filter cylinder can be filter cloth formula structure, also can be the metallic screen network structure.
Base plate ash discharging hole place at dust box is connected with wind stopping device; Be arranged on scraping on the lower shaft that hawk is installed in rotary filter cylinder and can rotate on the dust box base plate with it.
The operation principle of rotating filter cartridge filtration dust catcher is: during the grain absorber operation, separate the tail gas that contains a large amount of dust after the grain and entered the inside of deduster cylindrical shell by tangent air inlet, when passing the filter cloth on rotating filter cartridge surface from outside to inside then, dust has been filtered on the outer surface of filter cylinder, and dust laden air is purified.Air after purifying enters in the collecting box that purifies air on deduster cylindrical shell top through hollow shaft, and discharges through exhaust outlet.Meanwhile, be attached to the lip-deep dust of filter cylinder along with turning effort by the filter cylinder under the drive of electric motor driven decelerator, constantly the cleaning row brush of being fixed by periphery sweeps down and is deposited on the base plate, scraping delivery effect owing to scraper plate enters in the ash discharging hole again, and along with the operation of wind stopping device is discharged from deduster.
When motor drives the filter cylinder rotation by decelerator, because the cleaning row brush is to the constantly sweeping effect of rotating filter cartridge surface, the dust on rotating filter cartridge surface is in time swept down, thereby to remain the rotating filter cartridge surface be clean, also just guaranteed that the resistance that air passes filter cylinder is substantially invariable, thereby made the resistance of deduster keep constant.
The advantage that the utility model is possessed compared to existing technology is:
1. at of the requirement of grain absorber device to the deduster dust removal performance; the design has adopted filtering type air cleaning principle; both guaranteed the requirement of grain absorber to the tail gas clean-up index; simultaneously to grain absorber visual plant---blower fan also has protective effect; in case grain is too much brought deduster into by tail gas in the separator; because the crown_interception of deduster filter cloth can not enter in the blower fan.
2. among the design, air cleaning member---filter cylinder quantitatively, has only one; On state, adopted rotaryly, be that static suspension status etc. is significantly different with tens of traditional filtering formula filter bag of dust collector quantity even up to a hundred, state, thereby the design's deduster volume is little, in light weight.
3. among the design, the dust deashing on filter cylinder surface has adopted the form (seeing shown in Figure 3) of the cleaning brush that spiral from the top down controls, and filter cylinder is in rotary course, and the dust of surface adhesion is forced to sweep down successively, and the effect of cleaning is can regulate with guaranteed.Thereby guaranteed the timely cleaning of filter cylinder superficial dust to have guaranteed that the resistance of dust arrester is constant.
In a word, the utility model thoroughly solves grain absorber filter bag of dust collector dust stratification and removes halfway shortcoming, has guaranteed the stability of long-term, the continuous runnability of grain absorber, guarantees to enter the requirement of blower air cleaning simultaneously.Owing to the filter cylinder of filtration among the design for rotation, deashing is timely, effective again, thereby can allow filter cylinder that higher filtration velocity is arranged, thereby the design's deduster volume, weight all significantly reduce again.
Description of drawings
Fig. 1 is a structural front view of the present utility model.
Fig. 2 is a structure vertical view of the present utility model.
Fig. 3 is the mounting means schematic diagram of cleaning row brush.
Among the figure: 1, dividing plate, 2, dust air-flow tangential inlet, 3, the deduster cylindrical shell, 4, filter cylinder, 5, scrape hawk, 6, ash discharging hole, 7, wind stopping device, 8, chain, 9, motor, 10, decelerator, 11, bearing block, 12, lower shaft, 13, the dust box base plate, 14, the cleaning row brush, 15, regulate bolt, 16, air outlet slit, 17, hollow shaft, 18, top cover, 19, the air trapping case, 20, dust box.
The specific embodiment
The utility model is described further below in conjunction with accompanying drawing:
As Fig. 1, shown in 2: the constant filtration dust catcher of resistance that originally is used for grain absorber comprises deduster cylindrical shell 3, wherein: cylindrical shell 3 is divided into superposed filtering air trapping case 19 and the dust box 20 that is positioned at the bottom by annular dividing plate 1 with it, offer air outlet slit 16 on the filtering air trapping case 19, on the tank wall of dust box 20, be provided with dust air-flow tangential inlet 2, its surface is that the rotary filter cylinder 4 of filter cloth formula (or metallic sieve formula) structure passes through last, lower shaft is arranged in the dust box 20, and can under driving, power set rotate, power set are arranged on deduster cylindrical shell 3 belows, are made up of motor 9 and decelerator 10.The axle of going up of rotary filter cylinder 4 is one to be fixed on the annular tube type hollow shaft 17 on the circular ring type dividing plate, and as the passage that is communicated with 4 chambeies of filter cylinder and air trapping case 19; The inwall of dust box 20 is provided with filter cylinder cleaning row brush 14, this cleaning row brush 14 can be to be arranged vertically (to be shown as Fig. 1, can be two rows as Fig. 2), also can be spiral setting (showing) as Fig. 3, this cleaning row brush can it extends radially out distance by regulating bolt 15 adjustings, promptly regulate the dynamics of brush cleaning filter cylinder, on the base plate 13 of dust box 20, offer ash discharging hole 6 and be provided with and scrape hawk 5, scrape on the lower shaft 12 that hawk 5 is installed in rotary filter cylinder 4 and can rotate with it, base plate ash discharging hole place at dust box is connected with wind stopping device 7, and dust can be discharged by wind stopping device 7.
Upper and lower axle installation place at rotary filter cylinder 4 is provided with sealing mechanism, guarantee that dust laden air is cleaned by the filtration of filter cylinder surface filter cloth, rather than the bearing clearance between hollow shaft 17 and annular dividing plate 1 enters directly the filtering air trapping case on deduster cylindrical shell 3 tops.
The mounting means of this deduster is after the parts of deduster are finished, earlier parts to be cleared up row brush 14 and be installed on cylindrical shell 3 inwalls.From cylindrical shell top filter cylinder 4 is put into cylindrical shell 3 then, lower shaft 12 passes base plate and goes out, and after the bearing of axle 12, hermetically-sealed construction Installation and Debugging success, toroidal membrane 1 bolt is installed on the inner flange, adds sealing gasket and guarantees air tight.And then on toroidal membrane 1 installing ring tubular type hollow shaft 17 and hermetically-sealed construction.The top cover 18 that cylindrical shell 3 is installed at last adds sealing gasket equally and guarantees air tight on the tube inner flange.

Claims (10)

1, a kind of constant filtration dust catcher of resistance that is used for grain absorber, it comprises deduster cylindrical shell (3), it is characterized in that: cylindrical shell (3) is divided into superposed filtering air trapping case (19) by dividing plate (1) and is positioned at the dust box (20) of bottom, offer air outlet slit (16) on the filtering air trapping case (19), on the tank wall of dust box (20), be provided with dust air-flow tangential inlet (2), rotary filter cylinder (4) is by last, lower shaft is arranged in the dust box (20), and can under driving, power set rotate, rotary filter cylinder (4) tube chamber communicates with filtering air trapping case (19), the inwall of dust box (20) is provided with filter cylinder cleaning row brush (14), offers ash discharging hole (6) and be provided with on the base plate (13) of dust box (20) and scrape hawk (5).
2, the constant filtration dust catcher of resistance that is used for grain absorber according to claim 1, it is characterized in that: described dividing plate (1) is a cirque structure.
3, the constant filtration dust catcher of resistance that is used for grain absorber according to claim 1, it is characterized in that: the axle of going up of rotary filter cylinder (4) is one to be fixed on the annular tube type hollow shaft (17) on the circular ring type dividing plate (1), and as the passage that is communicated with filter cylinder (4) tube chamber and air trapping case (19).
4, the constant filtration dust catcher of resistance that is used for grain absorber according to claim 1 is characterized in that: power set are arranged on deduster cylindrical shell (3) below, are made up of motor (9) and decelerator (10).
5, the constant filtration dust catcher of resistance that is used for grain absorber according to claim 1 is characterized in that: be arranged on filter cylinder cleaning row brush (14) on dust box (20) inwall and can regulate it by adjusting bolt (15) and extend radially out distance.
6, the constant filtration dust catcher of resistance that is used for grain absorber according to claim 1, it is characterized in that: the base plate ash discharging hole (6) at dust box locates to be connected with wind stopping device (7).
7, the constant filtration dust catcher of resistance that is used for grain absorber according to claim 1 is characterized in that: the filter cylinder cleaning row brush (14) that is arranged on dust box (20) inwall can be vertical setting, also can be the spiral setting.
8, the constant filtration dust catcher of resistance that is used for grain absorber according to claim 1 is characterized in that: the upper and lower axle installation place at rotary filter cylinder (4) is provided with sealing mechanism.
9, the constant filtration dust catcher of resistance that is used for grain absorber according to claim 1, it is characterized in that: the surface of rotary filter cylinder (4) can be filter cloth formula structure, also can be the metallic screen network structure.
10, the constant filtration dust catcher of resistance that is used for grain absorber according to claim 1 is characterized in that: scrape that lower shaft (12) that hawk (5) is installed in rotary filter cylinder (4) is gone up and with its rotation.
CNU2008200693471U 2008-02-03 2008-02-03 Filtering type dust wiper with constant resisting force for pneumatic grain elevator Expired - Fee Related CN201179398Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200693471U CN201179398Y (en) 2008-02-03 2008-02-03 Filtering type dust wiper with constant resisting force for pneumatic grain elevator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200693471U CN201179398Y (en) 2008-02-03 2008-02-03 Filtering type dust wiper with constant resisting force for pneumatic grain elevator

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102327717A (en) * 2011-09-27 2012-01-25 江苏鹏飞集团股份有限公司 Rotary type granular layer dust removal device for high-temperature oil gas
EP2712497A1 (en) * 2012-09-28 2014-04-02 CERES (Société par actions simplifiée) Method for filtering an air stream in a grain dryer
CN108361092A (en) * 2018-04-25 2018-08-03 中国三峡建设管理有限公司 A kind of exhaust gas processing device with self-cleaning function
CN109399216A (en) * 2018-12-11 2019-03-01 郑州金诚信筛网设备有限公司 One kind being convenient for clean positive pressure airlock
CN110160174A (en) * 2019-05-25 2019-08-23 山东天洁净化环境科技有限公司 A kind of air cleaning unit of toilet
US10591212B2 (en) 2014-03-12 2020-03-17 Ceres Device and method for drying grain
CN112590391A (en) * 2020-12-25 2021-04-02 威海市泰威印刷有限公司 Printing powder recovery device suitable for printing machine
CN116173628A (en) * 2023-04-27 2023-05-30 石家庄市西三教实用气体有限公司 Air filter for liquid oxygen preparation and filtering method
CN117180873A (en) * 2023-11-07 2023-12-08 湖南省康普通信技术有限责任公司 Air conditioner filter equipment with high precision filtration and purification performance

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102327717B (en) * 2011-09-27 2015-08-19 江苏鹏飞集团股份有限公司 Rotary type granular layer dust removal device for high-temperature oil gas
CN102327717A (en) * 2011-09-27 2012-01-25 江苏鹏飞集团股份有限公司 Rotary type granular layer dust removal device for high-temperature oil gas
EP2712497A1 (en) * 2012-09-28 2014-04-02 CERES (Société par actions simplifiée) Method for filtering an air stream in a grain dryer
FR2996105A1 (en) * 2012-09-28 2014-04-04 Ceres METHOD OF FILTRATION OF AIR FLOW IN A GRAIN DRYER
US10591212B2 (en) 2014-03-12 2020-03-17 Ceres Device and method for drying grain
CN108361092B (en) * 2018-04-25 2023-10-31 中国三峡建工(集团)有限公司 Tail gas treatment device with self-cleaning function
CN108361092A (en) * 2018-04-25 2018-08-03 中国三峡建设管理有限公司 A kind of exhaust gas processing device with self-cleaning function
CN109399216A (en) * 2018-12-11 2019-03-01 郑州金诚信筛网设备有限公司 One kind being convenient for clean positive pressure airlock
CN110160174A (en) * 2019-05-25 2019-08-23 山东天洁净化环境科技有限公司 A kind of air cleaning unit of toilet
CN110160174B (en) * 2019-05-25 2020-09-29 山东天洁净化环境科技有限公司 Air purification device of toilet
CN112590391A (en) * 2020-12-25 2021-04-02 威海市泰威印刷有限公司 Printing powder recovery device suitable for printing machine
CN112590391B (en) * 2020-12-25 2024-05-03 威海市泰威印刷有限公司 Printing powder recovery unit suitable for printing machine
CN116173628A (en) * 2023-04-27 2023-05-30 石家庄市西三教实用气体有限公司 Air filter for liquid oxygen preparation and filtering method
CN117180873A (en) * 2023-11-07 2023-12-08 湖南省康普通信技术有限责任公司 Air conditioner filter equipment with high precision filtration and purification performance
CN117180873B (en) * 2023-11-07 2024-02-06 湖南省康普通信技术有限责任公司 Air conditioner filter equipment with high precision filtration and purification performance

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090114

Termination date: 20130203