CN109173551A - A kind of dust removal method based on foundry's dust processing equipment - Google Patents
A kind of dust removal method based on foundry's dust processing equipment Download PDFInfo
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- CN109173551A CN109173551A CN201811399139.2A CN201811399139A CN109173551A CN 109173551 A CN109173551 A CN 109173551A CN 201811399139 A CN201811399139 A CN 201811399139A CN 109173551 A CN109173551 A CN 109173551A
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- dust
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- cloth bag
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- cabinet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
Abstract
This application discloses a kind of dust removal method based on foundry's dust processing equipment, which includes: a cabinet, and the cabinet is generally cylinder-shaped, and the cabinet successively includes capping, upper box, middle cabinet, lower box from top to bottom；The capping is rounded, and upper box is stated in energy sealing cover residence；One swivel arm mechanism；One Bag filter mechanism, the Bag filter mechanism are arranged below the swivel arm mechanism；One back blowing machine mechanism, the back blowing machine mechanism connect the swivel arm mechanism；One ash discharge valve system after the resistance of the filter bag of Bag filter mechanism rises to restriction, is carried out deashing to Bag filter mechanism by back blowing machine mechanism, Bag filter mechanism is made to keep high efficiency filter by Bag filter mechanism dust removal by filtration.
Description
Technical field
This application involves dust processing equipment fields, are related specifically to a kind of removing based on foundry's dust processing equipment
Dust collecting method.
Background technique
Dust removal process equipment in the prior art uses cloth bag dust filtering mostly, cloth bag dust filtering for a period of time after, because of dust meeting
Cloth bag is blocked, dust removing effects can be remarkably decreased, it is therefore desirable to a kind of to clear up the cleaner for being blocked in dust on cloth bag；And work as
When removing the dust of blocking cloth bag, cloth bag cannot normal dedusting, it is therefore desirable to which a kind of cloth bag is blocked thereon being removed
Dust while, and can normal dedusting dust processing equipment.
Chinese invention patent if notification number is CN1185348A discloses a kind of backblowing cloth-bag dust collector.It mainly by
Shell, air inlet pipe, exhaust pipe, reverse-blow pipe, control valve, filter bag, ash bucket and shell holder composition, arranged in shell,
Lower two layers of filter bag has an ash bucket under every layer of filter bag, and portion separates shell at upper and lower two layers of filter chamber, upper ash to upper ash bucket in the housing
Bucket is communicated by dust elephant trunk with lower ash bucket, and filter chamber top is by control valve respectively with exhaust pipe and with the reverse-blow pipe of shut-off valve
It communicates, filter chamber lower part is communicated by intake valve and air inlet pipe.But in above-mentioned technical side's scheme, when in removing blocking filter chamber
When dust, filter chamber cannot normal dedusting.
Summary of the invention
The application purpose be to provide it is a kind of can back-blowing remove while block dust on cloth bag, and can normal dedusting casting
Make workshop dust processing equipment.
To reach above-mentioned purpose, the application uses a kind of following technical scheme: foundry's dust processing equipment, comprising:
One cabinet, cabinet is generally cylinder-shaped, and cabinet successively includes capping, upper box, middle cabinet, lower box from top to bottom；Capping is in
Circle, energy sealing cover live in cabinet；One swivel arm mechanism；One Bag filter mechanism, Bag filter mechanism are arranged in rotating arm machine
Below structure；One back blowing machine mechanism, back blowing machine mechanism connect swivel arm mechanism；One ash discharge valve system.
In the above-mentioned technical solutions, dust is handled by box sealing, capping closing foundry's dust processing equipment
Top, ash-valve focus on dust, and Bag filter mechanism is to dust-filtering dedusting, when the resistance of the filter bag of Bag filter mechanism reaches
When to limit value, back blowing machine mechanism is blown into high pressure back-blowing to swivel arm mechanism, and swivel arm mechanism leads Bag filter mechanism
Enter high pressure back-blowing and rotated, back-blowing only is carried out to part Bag filter mechanism in the same time, is blocked in removing
While the dust of Bag filter mechanism, Bag filter mechanism rest part still carries out dust-filtering, realizes to the efficient of dust
Filtering.
Further, according to the embodiment of the present application, capping includes gusset one, ring flat-plate one, cover board, sealing ring one, ring flat-plate one
Lower section is equipped with round tube, and round tube supports ring flat-plate one, and door one is provided with above gusset one, and door one is mounted on doorframe, Men Yiyu
Gasket is installed, doorframe two sides are equipped with bearing block, and bearing block is fixed on doorframe by T-shaped screw rod, T-shaped between doorframe
Screw rod lower end is connected with axis one, and nut one and nut two are connected on T-shaped screw rod, lock is fixed between nut one and nut two
Tight plate, latch pressing door one；Men Yike is arranged to open capping, can be used as maintenance import, nut one is set and nut two is solid
Determine pressure plate, when door one does not need to open, pressure plate pressing door one, hermatic door one, the sealing of sealing ring one covers and upper box
Gap.
Further, it according to the embodiment of the present application, covers side and is provided with gusset two, gusset two is triangle, gusset
Two sides are equipped with screw fixed bin, are provided with box cover outside screw fixed bin, screw fixed bin is fixed with screw, connects on screw
There is lead screw, screw rod passes through screw and screws in the wheel box bone of lid rotator, and lid rotator is mounted in screw fixed bin, and lid rotator further includes
Box plate, steamboat are taken turns, wheel box plate is fixed with box cover, and steamboat setting symmetrical above and below, steamboat is connected with bearing, and bearing is mounted on bearing cap
On, steamboat is connected with axis one by bearing cap, and steamboat two sides are equipped with closed circle two；Lid rotator rolls on sealing ring one, can
To spin up cover board, facilitate installation, disassembly capping.
Further, according to the embodiment of the present application, upper box includes cylinder one, angle steel one, air outlet, and angle steel one is located at cylinder
One top of body, air outlet are located at one side of cylinder, and air outlet excludes to have the air-flow of dust.
Further, according to the embodiment of the present application, middle cabinet includes cylinder two, and cylinder two is tangent to be provided with air inlet, cylinder
About two bodies is each provided with flange one, and gusset three is provided with below cylinder two, and support frame is provided on gusset three, is set on support frame
It is equipped with baffle, door two is additionally provided on cylinder two, coaming plate is installed on the inside of door two, air inlet is passed through the air-flow for needing dedusting.
Further, according to the embodiment of the present application, lower box includes column body, cone, and four side of column body is provided with flange
Two, gusset four is fixed on flange two, gusset four is connected with support, is fixed with steel plate on the downside of cone, and steel plate is connected with flange three,
Flange three is rounded, and lower box is tapered, for collecting dust, dust is made to be easy to focus on.
Further, according to the embodiment of the present application, swivel arm mechanism includes connector, and connector is connected with axis two, connector and axis
Two are fixedly connected by screw and nut, and axis two is connected with bracket, and bracket is fixed on elbow, and elbow is connected with outstanding by reduced pipe
Arm, elbow are connected with inner ring one by screw and nut, and inner ring one is fixedly connected with pedestal by gland, is fixed with steel on inner ring one
The dust blocked in Bag filter mechanism is cleared up in ball, swivel arm mechanism rotation.
Further, according to the embodiment of the present application, Bag filter mechanism includes air hose, floral disc, upper frame, lower frame, wind
Pipe is located at center, and back blowing machine mechanism passes through air hose and communicates with swivel arm mechanism；Cloth bag link, cloth bag are surrounded on floral disc
Link is arranged on ring flat-plate two；Upper frame is connect with cloth bag link, and upper ledge erection is equipped with band, and band is fixed with cloth bag；Lower frame
Frame includes outer ring, inner ring two, and lower frame side is provided with fixing seat, and fixing seat is fixed on the bottom of middle cabinet, and upper frame is under
Cold drawn wire is provided between frame；Bag filter dedusting.
Further, according to the embodiment of the present application, ash discharge valve system includes drainage conduit one, pipe fitting one, drainage conduit two, pipe
Connector two is equipped with sealing ring two on pipe fitting one, and pipe fitting one is installed in drainage conduit one, and pipe fitting one is connected with marker board
One, marker board one is fixed on axis three；Sealing ring three is installed on pipe fitting two；Pipe fitting two is installed in drainage conduit two, pipe
Connector two is connected with marker board two, and marker board two is fixed on axis four；Support is respectively arranged in drainage conduit two and drainage conduit two
Plate is fixed with balance weight iron among support plate, and ash-valve is collected and handles the dust fallen.
The application handles dust, the top of capping closing foundry's dust processing equipment, from air inlet by box sealing
Mouth is passed through to which on the outside of dedusting air-flow to cloth bag, Bag filter mechanism is to dust-filtering dedusting, when the filter bag of Bag filter mechanism hinders
When power reaches limit value, back blowing machine mechanism is blown into high pressure back-blowing to swivel arm mechanism, and swivel arm mechanism is to Bag filter machine
Structure imports high pressure back-blowing and is rotated, and only carries out back-blowing to part Bag filter mechanism in the same time, stifled removing
For plug while the dust of Bag filter mechanism, Bag filter mechanism rest part still carries out dust-filtering, realizes to dust
Filtered air-flow is discharged into atmosphere from air outlet by high efficiency filter, and ash-valve focuses on dust.
In addition, in the embodiment of the present application, a kind of dust removal method of foundry's dust processing equipment is also disclosed, including with
Lower step:
A) foundry's dust laden air by air inlet enter in cabinet clean room, the dust of bulky grain and cohesion from
It whirlpools down under mental power function along cabinet wall, into lower box, is focused on finally by ash discharge valve system；
B) gap of the short grained Dust Dispersion between filter cloth bag by detention to be filtered, purified air permeable cloth
Upper box is come together in by the mouth of leading on floral disc after the bag wall of bag, is put into atmosphere through air outlet.
C) with the progress of filtering operating condition, dust is attached to cloth bag surface, and the resistance of the filter bag of cloth bag gradually increases, when reaching
When the resistance of the filter bag upper limit, the blowback air-flow of high pressure is blown into the rotation of upper box by back blowing machine mechanism starting, back blowing machine mechanism
At whirling arm mechanism, blowback air-flow is imported by swivel arm mechanism, blowback air-flow is assigned to two blowings in spiral arm by central tube
Pipe, blowback air-flow enter back into cloth bag, blow down the blocking dust on cloth bag, and spiral arm rotation is turned around, successively carried out to every two cloth bag
Blowing, after recycling at least once, resistance of the filter bag decline, deashing movement is completed.
Detailed description of the invention
The application is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is a kind of partial sectional view of the main view of foundry's dust processing equipment of the application.
Fig. 2 is a kind of half sectional view of the top view of foundry's dust processing equipment shown in FIG. 1.
Fig. 3 is the structural schematic diagram figure of the cabinet of the application
Fig. 4 is the main view of the capping of the application
Fig. 5 is the top view of capping shown in Fig. 4.
Fig. 6 be in Fig. 4 C to partial enlarged view.
Fig. 7 be in Fig. 4 D to partial enlarged view.
Fig. 8 is E shown in Fig. 7 to partial sectional view.
Fig. 9 is the full sectional view of lid rotator shown in Fig. 7.
Figure 10 is the cross-sectional view of the line A-A along Fig. 5.
Figure 11 is the cross-sectional view of the line B-B along Figure 10.
Figure 12 is the main view of the upper box of the application.
Figure 13 is the top view of upper box shown in Figure 12.
Figure 14 be in Figure 13 F to partial enlarged view.
Figure 15 is the main view of the middle cabinet of the application.
Figure 16 is the cross-sectional view of the G-G line along Figure 15.
Figure 17 be in Figure 15 H to partial enlarged view.
Figure 18 be in Figure 15 J to partial enlarged view.
Figure 19 is the main view of the lower box of the application.
Figure 20 is the top view of lower box shown in Figure 19.
Figure 21 be in Figure 19 L to partial enlarged view.
Figure 22 is the K direction view in Figure 19.
Figure 23 is the interior views of the swivel arm mechanism of the application.
Figure 24 be in Figure 23 O to partial enlarged view.
Figure 25 is the structural scheme of mechanism of the floral disc of the application.
Figure 26 is the structural schematic diagram of the cloth bag link of the application.
Figure 27 be in Figure 26 R to partial enlarged view.
Figure 28 is the partial schematic diagram of the outer ring of the application, inner ring two.
Figure 29 is the structural schematic diagram of the air hose of the application.
Figure 30 is P in Figure 29 to partial enlarged view.
Figure 31 is the structural schematic diagram of the upper frame of the application, lower frame.
Figure 32 is the main view of the ash discharge valve system of the application.
Figure 33 is the top view of ash discharge valve system shown in Figure 32.
In attached drawing
10, cabinet
11,1101, gusset 1, ring flat-plate one are covered
1103, cover board 1104, sealing ring 1, round tube
1106, door 1, doorframe 1108, gasket
1109, bearing block 1110, T-shaped screw rod 1111, axis one
1112, nut 1, nut 2 1114, latch
1115, gusset 2 1116, screw fixed bin 1117, box cover
1118, screw 1119, lead screw 1120, lid rotator
1121, box bone 1122, wheel box plate 1123, steamboat are taken turns
1124, bearing 1125, bearing cap 1126, axis one
1127, closed circle two
12, upper box 1201, cylinder 1, angle steel one
1203, air outlet
13, middle cabinet 1301, cylinder 2 1302, air inlet
1303, flange 1, gusset 3 1305, support frame
1306, baffle 1307, door 2 1308, coaming plate
14, lower box 1401, column body 1402, cone
1403, flange 2 1404, gusset 4 1405, support
1406, steel plate 1407, flange three
20, swivel arm mechanism 201, connector 202, axis two
203, bracket 204, elbow 205, reduced pipe
206, cantilever 207, inner ring 1, gland
209, pedestal 210, steel ball
30, Bag filter mechanism 301, air hose 302, floral disc
303, upper frame 304, lower frame 305, cloth bag link
306, ring flat-plate 2 307, band 308, cloth bag
309, outer ring 310, inner ring 2 311, fixing seat
312, cold drawn wire
40, back blowing machine mechanism
50, ash discharge valve system 501, drainage conduit 1, pipe fitting one
503, drainage conduit 2 504, pipe fitting 2 505, sealing ring two
506, marker board 1, axis 3 508, sealing ring three
509, marker board 2 510, axis 4 511, support plate
512, balance weight iron
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
Embodiment is further elaborated.It is real to should be appreciated that the specific embodiments described herein are merely illustrative of the present invention
Example is applied, embodiment is not intended to limit the present invention.In the description of the present application, it should be noted that term " in, it is upper and lower, preceding,
Afterwards, left and right " etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of retouching
It states the application and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as the limitation to the application.
As shown in Fig. 1-6, Figure 10-22, present embodiment discloses a kind of foundry's dust processing equipments, comprising: a case
Body 10, the cabinet 10 is generally cylinder-shaped, and the cabinet 10 successively includes capping 11, upper box 12, middle cabinet from top to bottom
13, lower box 14；The capping 11 is arranged to circle, and the capping 11 includes gusset 1, ring flat-plate 1, cover board
1103, sealing ring 1, the sealing of sealing ring 1 capping 11 and upper box 12, one 1102 lower section of ring flat-plate are equipped with circle
Pipe 1105, the round tube 1105 support the ring flat-plate 1, and one 1101 top of gusset is provided with door 1, described
Door 1 is mounted on doorframe 1107, and gasket 1108, hermatic door one are equipped between the door 1 and doorframe 1107
1106 with doorframe 1107, keep cabinet 10 in air-tightness, 1107 two sides of doorframe are equipped with bearing block 1109, the bearing
Seat 1109 is fixed on the doorframe 1107 by T-shaped screw rod 1110, and 1110 lower end of T-shaped screw rod is connected with axis one
1111, nut 1 and nut 2 1113, the nut 1 and nut two are connected on the T-shaped screw rod 1110
Latch 1114 is fixed between 1113, the latch 1114 compresses the door 1；The upper box 12 includes cylinder
One 1201, angle steel 1, air outlet 1203, the angle steel 1 are located at one 1201 top of cylinder, the air outlet 1203
Positioned at one 1201 side of cylinder；The middle cabinet 13 includes cylinder 2 1301, and the cylinder 2 1301 is tangent to be provided with air inlet
1302, about 2 1301 cylinder is each provided with flange 1, and 2 1301 lower section of cylinder is provided with gusset 3 1304,
It is provided with support frame 1305 on the gusset 3 1304, baffle 1306, the cylinder two are provided on support frame as described above 1305
Door 2 1307 is additionally provided on 1301,2 1307 inside of door is equipped with coaming plate 1308；The lower box 14 includes column body
1401, cone 1402,1,401 4 side of column body are provided with flange 2 1403, are fixed with gusset four on the flange 2 1403
1404, the gusset 4 1404 is connected with support 1405, and steel plate 1406, the steel plate 1406 are fixed on the downside of the cone 1402
It is connected with flange 3 1407, the flange 3 1407 is rounded；One swivel arm mechanism 20；One Bag filter mechanism 30, the cloth
Bag filter mechanism 30 is arranged below the swivel arm mechanism 20；One back blowing machine mechanism 40, the back blowing machine mechanism 40 connect
Connect the swivel arm mechanism 20；One ash discharge valve system 50.
Wherein, as Figure 7-9,11 sides of the capping are provided with gusset 2 1115, and the gusset 2 1115 is triangle
Shape, 2 1115 side of gusset are equipped with screw fixed bin 1116, are provided with box cover 1117 outside the screw fixed bin 1116,
The screw fixed bin 1116 is fixed with screw 1118, and lead screw 1119 is connected on the screw 1118, and the screw rod 1119 is worn
It crosses the screw 1118 to screw in the wheel box bone 1121 of lid rotator 1120, the lid rotator 1120 is mounted on the screw fixed bin
In 1116, the lid rotator 1120 further includes wheel box plate 1122, steamboat 1123, and the wheel box plate 1122 and the box cover 1117 are solid
Fixed, the steamboat 1123 setting symmetrical above and below, the steamboat 1123 is connected with bearing 1124, and the bearing 1124 is mounted on bearing
On lid 1125, the steamboat 1123 is connected with axis 1 by the bearing cap 1125, and 1123 two sides of steamboat are equipped with
Closed circle 2 1127；The lid rotator 1120 rolls on the sealing ring 1, can spin up the cover board 1103, convenient
Installation, disassembly capping.
Specifically, the swivel arm mechanism 20 includes connector 201 as shown in Figure 23-33, the connector is connected with axis two
202, the connector 201 is fixedly connected with axis 2 202 by screw and nut, and the axis 2 202 is connected with bracket 203, the branch
Frame 203 is fixed on elbow 204, and the elbow 204 is connected with cantilever 206 by reduced pipe 205, is corresponded on the cantilever 206
The cloth bag link 305 is provided at least one injection tube, and the injection tube connects the back blowing machine mechanism 40, the elbow
204 are connected with inner ring 1 by screw and nut, and the inner ring 1 is fixedly connected with pedestal 209 by gland 208, described
It is fixed with steel ball 210 on inner ring 1, is connected with motor above connector 201, connector rotation is driven by motor, connector drives
Axis 2 202 rotates, and axis 2 202 drives elbow 204 to rotate, and the reduced pipe 205 and cantilever 206 that elbow 204 connects rotate, and makes to be blown
Pipe is directed at cloth bag link 305, is mounted on 204 outside of elbow by inner ring 1, protection rotating elbow work passes through gland 208
Fixed elbow 204 prevents elbow 204 from cantilever 206 being driven to will appear deviation displacement when rotating；The Bag filter mechanism 30 includes
Air hose 301, floral disc 302, upper frame 303, lower frame 304, the air hose 301 are located at center, and the back blowing machine mechanism 40 is worn
The air hose 301 is crossed to communicate with the swivel arm mechanism 20；Cloth bag link 305, the cloth are surrounded on the floral disc 302
Bag link 305 is arranged on ring flat-plate 2 306；The upper frame 303 is connect with the cloth bag link 305, and the upper frame 303 is set
It is equipped with band 307, the band 307 is fixed with cloth bag 308；The lower frame 304 includes outer ring 309, inner ring 2 310, described
304 side of lower frame is provided with fixing seat 311, and the fixing seat 311 is fixed on the bottom of the middle cabinet 13, the upper frame
Cold drawn wire 312 is provided between 303 and the lower frame 304, the cloth bag 308, which is surround, is arranged at least one concentric circles, if
It sets on the upper frame 303, corresponding, the cloth bag link 305 also around at least one concentric circles is arranged to, is arranged in institute
It states on frame 303, cloth bag 308 uses filtering material polyester flannel, and when dust removal by filtration, air-flow to be filtered is from 308 outside of cloth bag
Into 308 inside of cloth bag, dust is blocked in cloth bag gap, when multi-turn cloth bag is arranged, carries out multilayer dust-filtering to dust,
While improving the efficiency of dust-filtering, make dust-filtering better effect；When anti-blow cleaning dust, air-flow is by back blowing machine mechanism 40
It is blown at the swivel arm mechanism 20 of upper box 12, blowback air-flow is imported by swivel arm mechanism 20, blowback air-flow is by central tube
Two injection tubes being assigned in spiral arm 206, blowback air-flow enter back into 308 inside of cloth bag, blow down outward stifled on cloth bag 308
Dust is filled in, the rotation of cantilever 206 is turned around, is successively blown to cloth bag 308, at this point, the 308 inside air pressure of cloth bag of injection tube alignment
Higher, high pressure draught removes the dust for being blocked in cloth bag gap, the gas that other cloth bags for not being blowed pipe alignment are flowed by outside
Circulate cloth bag, to be normally carried out dedusting；The ash discharge valve system 50 includes drainage conduit 1, pipe fitting 1, discharge
Pipe 2 503, pipe fitting 2 504 are equipped with sealing ring 2 505 on the pipe fitting 1, and the pipe fitting 1 is installed on
In the drainage conduit 1, the pipe fitting 1 is connected with marker board 1, and the marker board 1 is fixed on axis three
On 507；Sealing ring 3 508 is installed on the pipe fitting 2 504；The pipe fitting 2 504 is installed on the drainage conduit 2 503
Interior, the pipe fitting 2 504 is connected with marker board 2 509, and the marker board 2 509 is fixed on axis 4 510；The drainage conduit
2 503 and the drainage conduit 2 503 on be respectively arranged with support plate 511, be fixed with balance weight iron 512 among the support plate 511,
The dust fallen enters drainage conduit 1 by pipe fitting 1, and dust falls on inclined marker board 1 again and buffers
It falls, enters drainage conduit 2 503 using pipe fitting 2 504, dust is slipped to drainage conduit by inclined marker board two concentration
2 503 bottom, the dust of the buffering dispersion of marker board one, prevents it from flying upward in air, passes through two centralized collection powder of marker board
Dirt, while marker board two and outer gas stream play certain insulating effect, prevent the dust collected from flying upward again.
As shown in Fig. 1-33, the present embodiment additionally provides a kind of dust removal method of foundry's dust processing equipment, including
Following steps:
A) foundry's dust laden air passes through the powder of the clean room of cabinet 13 in the entrance of air inlet 1302, bulky grain and cohesion
Dirt is whirlpooled down along 10 inner wall of cabinet under the action of the centrifugal force, into lower box 14, is focused on finally by ash discharge valve system 50；
B) to be filtered by detention, purified air is saturating in gap of the short grained Dust Dispersion between filter cloth bag 308
Upper box 12 is come together in by the mouth of leading on floral disc 302 after the bag wall of cloth bag 308, is put into atmosphere through air outlet 1203.
C) as the progress of filtering operating condition, dust are attached to 308 surface of cloth bag, the resistance of the filter bag of cloth bag 308 is gradually increased,
When reaching the resistance of the filter bag upper limit, back blowing machine mechanism 40 starts, and the blowback air-flow of high pressure is blown by back blowing machine mechanism 40
At the swivel arm mechanism 20 of upper box 12, blowback air-flow is imported by swivel arm mechanism 20, blowback air-flow is assigned to by central tube
Two injection tubes in spiral arm 206, blowback air-flow enter back into 308 inside of cloth bag, blow down the blocking dust on cloth bag 308, cantilever
206 rotation turn around, successively every two cloth bag 308 is blown, circulation primary or three times after, resistance of the filter bag decline, deashing
Movement is completed.
Specifically, be passed through the air-flow of back blowing machine mechanism from air-purifying chamber, that is, be passed through the air-flow of back blowing machine mechanism without
There is dust, not will increase the air quantity load of exhaust blower.
Although the illustrative specific embodiment of the present invention is described above, in order to the technology of the art
Personnel are it will be appreciated that the present invention, but the present invention is not limited only to the range of specific embodiment, to the common skill of the art
For art personnel, as long as long as various change the attached claims limit and determine spirit and scope of the invention in, one
The innovation and creation using present inventive concept are cut in the column of protection.
Claims (1)
1. a kind of dust removal method based on foundry's dust processing equipment, which comprises the following steps:
A) foundry's dust laden air passes through the powder of the clean room of cabinet (13) in air inlet (1302) entrance, bulky grain and cohesion
Dirt is whirlpooled down along cabinet (10) inner wall under the action of the centrifugal force, into lower box (14), is concentrated finally by ash discharge valve system (50)
Processing；
B) gap of the short grained Dust Dispersion between filter cloth bag (308) by detention to be filtered, purified air permeable
Upper box (12) are come together in by the mouth of leading on floral disc (302) after the bag wall of cloth bag (308), are put into greatly through air outlet (1203)
Gas.
C) as the progress of filtering operating condition, dust are attached to cloth bag (308) surface, the resistance of the filter bag of cloth bag (308) is gradually increased,
When reaching the resistance of the filter bag upper limit, back blowing machine mechanism (40) starting, the blowback air-flow of high pressure blows in back blowing machine mechanism (40)
Enter at the swivel arm mechanism (20) of upper box (12), imports blowback air-flow by swivel arm mechanism (20), blowback air-flow is in
Heart pipe is assigned to two injection tubes in spiral arm (206), and blowback air-flow enters back into cloth bag (308), blows down stifled on cloth bag (308)
Dust is filled in, spiral arm (206) rotation is turned around, is successively blown to every two cloth bag (308), after recycling at least once, filter bag
Drop in resistance, deashing movement are completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811399139.2A CN109173551A (en) | 2018-11-22 | 2018-11-22 | A kind of dust removal method based on foundry's dust processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811399139.2A CN109173551A (en) | 2018-11-22 | 2018-11-22 | A kind of dust removal method based on foundry's dust processing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109173551A true CN109173551A (en) | 2019-01-11 |
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ID=64938115
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811399139.2A Pending CN109173551A (en) | 2018-11-22 | 2018-11-22 | A kind of dust removal method based on foundry's dust processing equipment |
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| US4233041A (en) * | 1979-05-14 | 1980-11-11 | Noland Richard D | Baghouse with rotating sweep arm |
| US4253856A (en) * | 1979-11-09 | 1981-03-03 | American Air Filter Company, Inc. | Filter arrangement |
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| CN201342293Y (en) * | 2008-12-22 | 2009-11-11 | 无锡市环亚环境工程有限公司 | Secondary on-line flat bag dust remover |
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