CN204751565U - Dust removal dry dust humidification device - Google Patents

Abstract

The utility model discloses dust removal dry dust humidification device relates to the dust collecting equipment field, the transport and the recycle of all kinds of dust removers of concretely relates to ash storehouse deposition, including a plurality of continuous humidification agitating unit and the conveyor of setting under humidification agitating unit, it is connected with an ash bin 1 all to form a complete set on the humidification agitating unit, the ash bin lower extreme all is connected with a star type tripper, and position department that conveyor corresponds star type tripper is provided with the sealed cowling, the conveyor end -to -end connection has a feed bin that leaks hopper -shaped. When through -put ash bin on conveyor is fallen to star type tripper, humidification agitating unit carries out humidification and stirring back to the dry dust, gets into the feed bin along with conveyor. The utility model discloses utilize humidification agitating unit will follow dry dust humidification, the stirring that falls in the star type tripper to combining the sealed cowling on the conveyor, avoiding the secondary raise dust, used equipment power consumption is little, and easy operation has reduced operating personnel intensity of labour.

Description

Dedusting dry ash damping device

Technical field

The utility model relates to dusting equipment field, is specifically related to conveying and the recycling of all kinds of dust exhaustor ash silo dust stratification.

Background technology

The dedusting ash composition that all kinds of dust exhaustor is discharged is roughly the same with raw materials for production, and fine size, impurity is few, has and well recycles value.

One of existing remover ash discharge dust mode is the defeated ash of conduit pipe pneumatically, export the recycling that dried dust can return manufacturing line again.But this process reentrainment of dust is serious, cause recovery zone environment very severe, and uneven because mixing, cause the fluctuation of raw material moisture and composition, adverse effect is brought to later processing operation and quality control.What another kind of remover ash discharge dust adopted " Star-like unloader+scrapper conveyor+humidifier " unloads grey mode, by dried dust on the spot humidification stir half wet feed becoming moisture about 6%, then conveying returns manufacturing line.But the machine for zipper transport efficiency that this ash method uses is low, humidifier fault rate is higher, per tour is needed to clear up sizing in housing, in order to avoid wet ash bonding locking blade, equipment operation rate is relatively low, and maintenance is large, and labour intensity is high, for addressing this problem, need the dedusting dry ash damping device developing a kind of clean, efficient, easy to operate maintenance.

Summary of the invention

In order to the utility model that solves the problem provides a kind of simple to operate, efficient, easy care, can avoid airborne dust, economize energy also has the dedusting dry ash damping device of certain autocontrol performance.

The utility model dedusting dry ash damping device, comprise several humidification mixing devices be connected and the feedway be arranged on immediately below humidification mixing device, all supportingly on described humidification mixing device be connected with a collection ash silo 1, described collection ash silo lower end is all connected with a Star-like unloader, the position of the corresponding Star-like unloader of feedway is provided with seal closure, and described delivery device tip is connected with a funnelform feed bin.When material is fallen on feedway by collection ash silo through Star-like unloader, humidification mixing device carries out humidification to dry ash and after stirring, enters in feed bin with feedway.

Preferably, humidification mixing device is all supplied water by the water spray arm be connected with water main, and humidification mixing device comprises water spraying structure and stirs and evenly mixs structure, in feedway working direction, Star-like unloader, water spraying structure and stir and evenly mix structure and set gradually, and the horizontal throw between water spraying structure and Star-like unloader is 800-900mm.

Preferably, water spraying structure comprises the water spray arm be connected with water main, and described water spray arm is provided with multiple atomizer.

Preferably, water spray arm is also provided with a motorized valve and manual ball valve, between described motorized valve and Star-like unloader, electric interlocking is set.

Preferably, stir and evenly mix structure and comprise two groups of stirrers and one group of flat glassware, described stirrer peace glassware is all fixedly linked by erecting frame and feedway, and stirrer peace glassware sets gradually in feedway working direction, described stirrer includes material rotating plate, described two material rotating plates are in feedway working direction alternative arrangement, and the arrangement in the Eight characters, the distance between its lower edge and belt conveyor upper surface is 5-10mm; Described flat glassware comprises adjust bar, and described adjust bar one end and erecting frame are fixedly linked, and the other end is fixedly connected with a plough scraper plate, and the central axis of described scraper plate and the longitudinal centerline of feedway of described scraper plate are positioned at same vertical plane.

Or preferably, the end emptying point of feedway is provided with a rotation sour jujube roller, described rotation sour jujube roller is provided with several ratchets, when material falls from feedway, ratchet contacts with material, and the rotation direction rotating sour jujube roller is identical with feedway front roll hand of rotation, and described rotation sour jujube roller is connected with electrical motor and reductor in turn.

Preferably, feedway is band conveyor.

The utility model utilize humidification mixing device by fall from Star-like unloader dry ash humidification, stirring, and in conjunction with the seal closure on feedway, avoid reentrainment of dust, and after material humidification, for material recycling creates good condition, device therefor consumption of current is little, simple to operate, reduces labor intensity of operating staff.

Injection point and discharging point, at a distance of 800-900mm, can not enter discharge duct under Star-like unloader with the aqueous vapor produced after ensureing hot grey humidification and cause bonding.

Accompanying drawing explanation

Fig. 1 is dedusting dry ash damping device structural representation.

Fig. 2 is the birds-eye view of band conveyor in Fig. 1, stirrer and flat glassware.

Fig. 3 is A-A view in Fig. 2.

Fig. 4 is B-B view in Fig. 2.

Reference numeral: 1-collection ash silo, 2-Star-like unloader, 3-seal closure, 4-feed bin, 5-water main, 6-sprays water arm, 7-atomizer, 8-motorized valve, 9-manual ball valve, 10-stirrer, the flat glassware of 11-, 12-rotates sour jujube roller, 13-ratchet, 14-band conveyor, 15-belt conveyor, 16-erecting frame, 17-material rotating plate, 18-adjust bar, 19-sheet rubber.

Detailed description of the invention

Dedusting dry ash damping device, comprise several humidification mixing devices be connected and the feedway be arranged on immediately below humidification mixing device, described humidification mixing device is all connected with a collection ash silo 1, described collection ash silo 1 lower end is all connected with a Star-like unloader 2, described Star-like unloader lower end is connected with a discharge duct, the position of the corresponding Star-like unloader 2 of feedway is provided with seal closure 3, described delivery device tip emptying point is connected with a funnelform feed bin 4, when in collection ash silo, dry ash is fallen on feedway through Star-like unloader, through humidification mixing device, humidification and stirring are carried out to dry ash.Because the collection ash silo below dust exhaustor is generally all in a row arranged, Star-like unloader is all equipped with in each collection ash silo bottom, and is provided with humidification mixing device, shares a belt conveyor, is combined into the dedusting ash humidification blending system of complete set.The dry ash that Different periods unloads through humidification stirring repeatedly, becomes half wet feed, then falls into the feed bin of belt conveyor end in course of conveying.Feedway is band conveyor 14, and how many belt conveyer 14 specifications selects B800-1200 according to ash discharge amount.Humidification mixing device is all supplied water by the water spray arm be connected with water main, and humidification mixing device comprises water spraying structure and stirs and evenly mixs structure, in feedway working direction, Star-like unloader 2, water spraying structure and stir and evenly mix structure and set gradually, and the horizontal throw between water spraying structure and Star-like unloader 2 is 800-900mm.Water spraying structure comprises the water spray arm 6 be connected with water main 5, and described water spray arm 6 is provided with multiple atomizer 7.Water spray arm 6 is also provided with a motorized valve 8 and manual ball valve 9, between described motorized valve 8 and Star-like unloader 2, electric interlocking and delay control circuit is set, and utilizes former dust exhaustor PLC system.Run feedback signal when PLC receives star-like discharging device 2, Time Delay Opening motorized valve 8 starts water spray; When star-shaped ash unloading valve quits work, PLC system time delay sends closes water instruction, closes motorized valve 8, stops water spray, in particular cases can adopt manual mode, carries out point driving switch motorized valve 8 by artificial according to unloading grey situation at the other control box of machine.Manual ball valve 9 is for adjusting injection flow rate, and atomizer 7 opens or closes with motorized valve 8, thus carries out spraying water or stop water spray.Stir and evenly mix structure and comprise two groups of stirrers 10 and one group of flat glassware 11, the peaceful glassware 11 of described stirrer 10 is all fixedly linked by erecting frame 16 and band conveyor 14, and belt conveyor 15 working direction of the peaceful glassware 11 of stirrer 10 on band conveyor 14 sets gradually, described stirrer 10 includes material rotating plate 17, described two material rotating plates 17 alternative arrangement in belt conveyor 15 working direction, two stirrers 10 are at a distance of 500-700mm, and all become 35 ° of angles with the central axis of band conveyor 14, distance between its lower edge and belt conveyor 15 upper surface is 5-10mm, described flat glassware 11 comprises adjust bar 18, described adjust bar 18 one end and erecting frame 16 are fixedly linked, the other end is fixedly connected with a plough scraper plate, scraper plate is provided with sheet rubber 19, the central axis of described scraper plate and the longitudinal centerline of belt conveyor are positioned at same vertical plane.The end of band conveyor 14 is provided with a rotation sour jujube roller 12, described rotation sour jujube roller 12 is provided with several ratchets 13, when material falls from band conveyor 14, ratchet 13 contacts with material, and the rotation direction rotating sour jujube roller 12 is identical with band conveyor 14 front roll rotation direction, described rotation sour jujube roller 12 is connected with electrical motor and reductor in turn, rotates sour jujube roller 12 and a small amount of coherent mass formed in wet processes is broken up, fall into bottom feed bin 4 or transport outward with belt feeder.Band conveyor 14 can select the band conveyor 14 of different size bandwidth as required, belt speed 0.20-0.25m/s.

During use, timing starting respectively collects ash silo 1 bottom Star-like unloader 2 and unloads ash respectively, after dry material falls from the discharge duct Star-like unloader 2, drop on the belt conveyor 15 of band conveyor 14 equably, open with motorized valve 8 automatic time delay of the chain control of Star-like unloader 2 simultaneously, when on belt 15 to be conveyed, the stub bar of siccative arrives below atomizer 7 just, water sprays from atomizer 7, humidification is carried out to dry material, and through stirrer 10 peaceful glassware 11, mix wetting is evenly spread, after mass transport to band conveyor 14 end, through rotating sour jujube roller 12, a small amount of coherent mass formed in wet processes is broken up, enter in feed bin 4, finally become semi-wet bulk materials, manufacturing line or entrucking outward transport is returned by subsequent tapes conveyer.When this collection ash silo 1 dust stratification unloads to material level lower limit, Star-like unloader 2 shuts down by the former setting program of dust exhaustor, then motorized valve 8 chainly arranges deferred action according to 8, and after the material tail of dry material arrives atomizer 7 position, the punctual valve that closes is cut off the water, and substantially achieves and drives wetting automation.Unload in grey process, operator can according to dreg discharge amount, hydraulic pressure and technological requirement, and manually ball valve 9 adjusts injection flow rate.

The utility model device is by the ingenious combination to simple device, and with original technology, " Star-like unloader+scrapper conveyor+humidifier " that such as generally use is compared, and power of motor is only equivalent to the latter's about 15%, and energy consumption significantly reduces; Equipment repair and maintenance are simple, and degree of automation improves, and labour intensity obviously reduces; Relevant range reentrainment of dust is effectively suppressed, the dry ash moisture stabilization of recycling, makes subsequent production technique form benign cycle.

Claims (7)

1. a dedusting dry ash damping device, comprise several humidification mixing devices be connected and the feedway be arranged on immediately below humidification mixing device, all supportingly on described humidification mixing device be connected with a collection ash silo (1), it is characterized in that, described collection ash silo (1) lower end is all connected with a Star-like unloader (2), the position of the corresponding Star-like unloader (2) of feedway is provided with seal closure (3), described delivery device tip is connected with a funnelform feed bin (4), when material is fallen on feedway by collection ash silo (1) through Star-like unloader (2), after humidification mixing device carries out humidification and stirring to dry ash, enter in feed bin (4) with feedway.

2. dedusting dry ash damping device as claimed in claim 1, it is characterized in that, described humidification mixing device is all connected by water main (5), and humidification mixing device comprises water spraying structure and stirs and evenly mixs structure, in feedway working direction, Star-like unloader (2), water spraying structure and stir and evenly mix structure and set gradually, and the horizontal throw between water spraying structure and Star-like unloader (2) is 800-900mm.

3. dedusting dry ash damping device as claimed in claim 2, it is characterized in that, described water spraying structure comprises the water spray arm (6) be connected with water main (5), and described water spray arm (6) is provided with multiple atomizer (7).

4. dedusting dry ash damping device as claimed in claim 3, is characterized in that, described water spray arm (6) is also provided with a motorized valve (8) and manual ball valve (9), arranges electric interlocking between described motorized valve (8) and Star-like unloader (2).

5. dedusting dry ash damping device as described in claim 3 or 4, it is characterized in that, the described structure that stirs and evenly mixs comprises two groups of stirrers (10) and one group of flat glassware (11), described stirrer (10) peaceful glassware (11) is all fixedly linked by erecting frame (16) and feedway, and stirrer (10) peaceful glassware (11) sets gradually in feedway working direction, described stirrer (10) includes a material rotating plate (17), described two material rotating plates (17) are in alternative arrangement, and the arrangement in the Eight characters in feedway working direction, distance between its lower edge and feedway upper surface is 5mm-10mm, described flat glassware (11) comprises adjust bar (18), described adjust bar (18) one end and erecting frame (16) are fixedly linked, the other end is fixedly connected with a plough scraper plate, the central axis of described scraper plate and the longitudinal centerline of feedway are positioned at same vertical plane.

6. dedusting dry ash damping device as claimed in claim 1 or 2, it is characterized in that, the end emptying point of described feedway is provided with a rotation sour jujube roller (12), described rotation sour jujube roller (12) is provided with several ratchets (13), when material falls from feedway, ratchet (13) contacts with material, and the rotation direction rotating sour jujube roller (12) is identical with feedway front roll hand of rotation, and described rotation sour jujube roller (12) is connected with electrical motor and reductor in turn.

7. dedusting dry ash damping device as claimed in claim 6, it is characterized in that, described feedway is band conveyor (14).