CN114950022A

CN114950022A - High-efficient sack dust collector

Info

Publication number: CN114950022A
Application number: CN202210739114.2A
Authority: CN
Inventors: 钟华; 张兵; 梁明
Original assignee: Anhui Guoneng Yisheng Environmental Protection Science And Technology Co ltd
Current assignee: Anhui Guoneng Yisheng Environmental Protection Science And Technology Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-08-30

Abstract

The invention discloses a high-efficiency cloth bag dust removal device which comprises a bottom plate, wherein supporting legs are symmetrically arranged at two ends of one side of the top of the bottom plate, a device body is arranged at the tops of the supporting legs, two groups of ash hoppers are arranged at the bottom of the device body, a feed opening is formed in the bottom of each ash hopper, and an ash collecting mechanism is arranged below each feed opening. According to the invention, the filter bag is beaten and vibrated by the beating rod, the air is compressed by the compressed air bag and then is discharged into the inner cavity of the filter bag to enable the expansion structures of the filter bag to be matched with each other, so that the shaking-off effect and efficiency of dust on the surface of the filter bag can be improved, meanwhile, the filter bag is prevented from being blocked by the dust due to long-time operation of the device, the filtering effect of the filter bag is improved, and when the electric heating wire is started, the dust-containing gas entering the heating bin can be dried, so that the dust-containing gas entering the inner cavity of the device body is dried, and the phenomenon that the dust is adhered to the surface of the filter bag and is not easy to fall off due to humidity of the dust-containing gas is effectively avoided.

Description

High-efficient sack dust collector

Technical Field

The invention belongs to the technical field of bag-type dust removal, and particularly relates to a high-efficiency bag-type dust removal device.

Background

The dust removal cloth bag can be called as a heart of a bag type dust collector and is generally called as a dust removal cloth bag or a dust removal filter bag, the dust removal cloth bag is a key part in the operation process of the bag type dust collector, usually, a cylindrical filter bag is vertically hung in the dust collector, the fabric and the design of the dust removal cloth bag are required to seek high-efficiency filtering, easy dust stripping and durable effects as much as possible, and the cloth bag dust collector is a device for collecting dust particles by using filter cloth fibers, and has the characteristics of high dust removal efficiency, stable operation, reliable performance and the like.

Sack dust collector is in the in-service use in-process mostly through compressed air gas bag to air compression then blow in the filter bag, blow the dust on filter bag surface down, this makes present dust collector processing means single, it is relatively poor to result in the clearance effect to the filter bag, thereby the dust removal effect variation that leads to whole device, dust collector is when filtering the dust through the filter bag simultaneously, then fall centralized processing on the ash bucket, and present dust collector is when long-time collection dust, make the dust adhesion on the inner wall of ash bucket and be difficult for dropping easily, and inconvenient clear away the processing to the dust, great reduction dust collector's practicality.

Therefore, it is necessary to provide a high-efficiency bag-type dust collector to solve the above technical problems.

Disclosure of Invention

The invention provides a high-efficiency bag-type dust collector, which solves the problems that the existing dust collector has a single treatment means, so that the cleaning effect on a filter bag is poor, so that the dust collecting effect of the whole device is poor, meanwhile, when the dust collector filters dust through the filter bag and then falls onto a dust hopper for centralized treatment, the existing dust collector easily causes the dust to be adhered to the inner wall of the dust hopper and not to fall off easily when collecting the dust for a long time, the dust is inconvenient to clean and treat, and the practicability of the dust collector is greatly reduced.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a high-efficiency cloth bag dust removal device, which comprises a bottom plate, wherein supporting legs are symmetrically arranged at two ends of one side of the top of the bottom plate, a device body is arranged at the tops of the supporting legs, two groups of ash hoppers are arranged at the bottom of the device body, a feed opening is arranged at the bottom of the ash hoppers, an ash collecting mechanism is arranged below the feed opening, a discharge tower is arranged at one side of the top of the bottom plate, a heating bin is arranged at one side of the surface of the device body, which is far away from the discharge tower, a communicating pipe is arranged at the bottom of the heating bin, one end of the communicating pipe is communicated with an inner cavity of the device body, a dust gas inlet is arranged at one side of the surface of the heating bin, a plurality of groups of electric heating wires are arranged at two sides of the inner cavity of the heating bin, mounting plates are arranged at the tops of two sides of the inner cavity of the device body, a plurality of groups of filter bags are arranged at two ends of the top of the mounting plates, and extend to the bottom of the inner cavity of the device body, the device is characterized in that an ash cleaning mechanism is arranged above the heating bin on one side of the surface of the device body, vibration ash cleaning mechanisms are arranged on two sides of the inner cavity of the device body, and a vibration ash discharging mechanism is arranged between the two groups of ash buckets.

In the above-mentioned high-efficient sack dust collector, the vibration deashing mechanism includes: set up in the both sides of device body inner chamber, and one end of second dwang extends to the outside of device body, device body surface one side top of heated warehouses is provided with first motor, and the output of first motor and the one end that second dwang is located the device body outside interconnect, the both ends of device body inner chamber are provided with three sets of slide bars, and the both ends symmetry cover on slide bar surface is equipped with the nested piece, the both sides of nested piece are provided with beats the pole, the top of device body inner chamber slide bar is provided with spacing seat, the bottom of spacing seat articulates there are two sets of connecting rods, and the one end of connecting rod and the top of nested piece interconnect, the top of spacing seat is provided with spacing frame, and second dwang runs through spacing frame, the both ends of spacing frame inboard are provided with the rack, the surface cover that second dwang is located spacing frame inboard is equipped with latch nested piece, the surface of the latch sleeve block is provided with a plurality of groups of latches, and the latches are meshed with the racks.

In the above-mentioned high-efficient sack dust collector, the ash mechanism includes under the vibration: set up in two sets of connecting plate between the supporting leg, the top of connecting plate is provided with the mount pad, and is two sets of the one end that the mount pad is close to each other is provided with first rotation pole, and is a set of the one end on mount pad surface is provided with the second motor, and the output of second motor run through the mount pad and with the one end interconnect of first rotation pole, the surface cover of first rotation pole is equipped with three eccentric wheels of group.

In the above-mentioned high-efficient sack dust collector, the deashing mechanism includes: set up in the compressed air bag of device body surface one side heated warehouses top, one side of compressed air bag is provided with the solenoid valve, and the output of solenoid valve is provided with two sets of conveyer pipes, and the one end of conveyer pipe extends to the top of device body inner chamber mounting panel, the bottom that the conveyer pipe is located device body inner chamber is provided with multiunit blowout pipe, and the blowout pipe is located the top of filter bag.

In the above-mentioned high-efficient sack dust collector, the ash collecting mechanism includes: set up in the ash collecting box of feed opening below, the both sides on feed opening surface are provided with spacing slider, spacing spout has been seted up at the top of ash collecting box inner chamber both sides, and spacing slider extends to the inboard of spacing spout.

In the efficient bag-type dust collector, the top of the limiting frame is provided with the positioning rod, and the positioning rod penetrates through the mounting plate.

In the efficient bag-type dust collector, the limiting sliding groove and the limiting sliding block are both in a T shape, and the limiting sliding groove and the limiting sliding block are matched with each other.

In the efficient bag-type dust collector, a handle is arranged at one end of the surface of the dust collecting box, and a collodion cotton handle sleeve is sleeved on the surface of the handle.

In the efficient bag-type dust collector, the top of the surface of the device body, which is close to one side of the discharge tower, is provided with the exhaust pipe, and one end of the exhaust pipe is communicated with the inner cavity of the discharge tower.

In the above-mentioned high-efficient bag dust-collecting equipment, the surface of eccentric wheel is equipped with rubber sleeve

The invention has the following beneficial effects:

1. through patting the pole to the patting vibration processing of filter bag and compressed air gas bag compress the air, then discharge the filter bag inner chamber and make mutually supporting of its expanded structure, can improve effect and efficiency that filter bag surface dust trembled off, avoid the long-time operation of the device to lead to the filter bag by the powder blocking dirt simultaneously, thereby improve the filter effect of filter bag, and when starting electric heating wire, can carry out drying process to the dirty gas that enters into the heated warehouses, make the dirty gas of entering device body inner chamber become dry, effectively avoid dirty gas to lead to the dust adhesion to be difficult for droing on the filter bag surface because of the humidity, and then can improve the dust removal effect of the device.

2. Drive the eccentric wheel through starting the second motor and carry out eccentric motion, then can carry out intermittent type nature to surface one side of two sets of ash buckets and strike for the ash bucket vibrates, thereby can promote the dust and fall from the ash bucket, effectually avoids the dust to stop or the adhesion on the inner wall of ash bucket, need not that the staff is extra to clear up the ash bucket, thereby improves the device's practicality.

3. Through the mutual adaptation of spacing slider and spacing spout, can make things convenient for the staff quick to dismantle the ash collecting box and change, then handle the dust in the ash collecting box, and simple structure convenient operation, further improvement the device's practicality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a preferred embodiment of a high-efficiency bag-type dust collector according to the present invention;

FIG. 2 is a perspective view of FIG. 1;

FIG. 3 is a first front perspective cut-away view of FIG. 1;

FIG. 4 is a second front perspective cut-away view of FIG. 1;

FIG. 5 is a side perspective cross-sectional view of FIG. 1;

FIG. 6 is an enlarged view of portion A of FIG. 3;

fig. 7 is an enlarged view of the portion B shown in fig. 5.

Reference numbers in the figures: 1. a base plate; 2. supporting legs; 3. a dust collecting box; 4. a mounting seat; 5. an ash hopper; 6. a connecting plate; 7. a communicating pipe; 8. a heating chamber; 9. a dust gas inlet; 10. a first motor; 11. compressing an air bag; 12. a delivery pipe; 13. a device body; 14. a discharge tower; 15. an exhaust pipe; 16. a second motor; 17. an ejection pipe; 18. mounting a plate; 19. beating the rod; 20. a filter bag; 21. a first rotating lever; 22. an electromagnetic valve; 23. a second rotating lever; 24. an electric heating wire; 25. an eccentric wheel; 26. sleeving blocks; 27. a slide bar; 28. a connecting rod; 29. a feeding port; 30. a limiting slide block; 31. a limiting chute; 32. a latch sleeve block; 33. a limiting frame; 34. clamping teeth; 35. a limiting seat; 36. a rack.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Please refer to fig. 1-7. A high-efficiency cloth bag dust removing device comprises a bottom plate 1, supporting legs 2 are symmetrically arranged at two ends of one side of the top of the bottom plate 1, a device body 13 is arranged at the top of each supporting leg 2, the device body 13 is convenient to install and place through the arrangement of the supporting legs 2, two groups of ash hoppers 5 are arranged at the bottom of the device body 13, a feed opening 29 is arranged at the bottom of each ash hopper 5, an ash collecting mechanism is arranged below the feed opening 29, a discharge tower 14 is arranged at one side of the top of the bottom plate 1, a heating bin 8 is arranged at one side of the surface of the device body 13 far away from the discharge tower 14, a communicating pipe 7 is arranged at the bottom of the heating bin 8, one end of the communicating pipe 7 is communicated with an inner cavity of the device body 13, a dust gas inlet 9 is arranged at one side of the surface of the heating bin 8, a plurality of groups of electric heating wires 24 are arranged at two sides of the inner cavity of the heating bin 8, through the arrangement of the electric heating wires 24, air in the heating bin 8 is heated, and meanwhile, when dust-containing gas entering the heating bin 8 from the dust gas inlet 9 is dried, the dust-containing gas entering the inner cavity of the device body 13 is dried, and then the dust-containing gas is conveniently filtered by the filter bags 20, so that dust is effectively prevented from being adhered to the surfaces of the filter bags 20 and not easy to fall off due to humidity, mounting plates 18 are arranged at the tops of two sides of the inner cavity of the device body 13, a plurality of groups of filter bags 20 are arranged at two ends of the top of each mounting plate 18, the filter bags 20 penetrate through the mounting plates 18 and extend to the bottom of the inner cavity of the device body 13, a dust cleaning mechanism is arranged above the heating bin 8 at one side of the surface of the device body 13, vibration dust cleaning mechanisms are arranged at two sides of the inner cavity of the device body 13, and a vibration dust discharging mechanism is arranged between two groups of dust hoppers 5;

wherein, vibration deashing mechanism includes: set up in the both sides of the inner chamber of the apparatus body 13, and one end of the second rotating lever 23 extends to the outside of the apparatus body 13, there are first electrical machinery 10 above the heating chamber 8 of one side of surface of the apparatus body 13, and the output end of the first electrical machinery 10 and one end of the second rotating lever 23 located outside the apparatus body 13 are connected each other, there are three groups of slide bars 27 at both ends of the inner chamber of the apparatus body 13, and both ends of the surface of the slide bar 27 are symmetrically sheathed with the sleeve block 26, both sides of the sleeve block 26 are provided with the patting rod 19, there are spacing seats 35 above the slide bar 27 of the inner chamber of the apparatus body 13, the bottom of the spacing seat 35 is hinged with two groups of connecting rods 28, and one end of the connecting rod 28 and the top of the sleeve block 26 are connected each other, there are spacing frames 33 at the top of the spacing seats 35, and the second rotating lever 23 runs through the spacing frames 33, both ends of the inboard of the spacing frames 33 are provided with racks 36, the surface sheath of the second rotating lever 23 located inside the spacing frames 33 is sheathed with the latch sleeve blocks 32, the surface of latch set block 32 is provided with the latch 34 of multiunit, and latch 34 and rack 36 intermeshing, when through starting solenoid valve 22, make compressed air gas bag 11 compress the air then blow into in the filter bag 20 when shaking off the dust on filter bag 20 surface, start first motor 10 simultaneously and drive second dwang 23 and rotate, then make latch 34 on the latch set block 32 rotate, through the intermeshing of latch 34 and rack 36, when latch 34 on the latch set block 32 rotates a set of rack 36 of spacing frame 33 inboard, can drive spacing frame 33 and rise, when latch 34 on the latch set block 32 rotates another set of rack 36 of spacing frame 33 inboard. Can drive spacing frame 33 and descend, and then when the continuous rotation of latch sleeve piece 32, can drive the reciprocating motion about spacing frame 33, then drive the contained angle between two sets of connecting rods 28 on spacing seat 35 and carry out continuous expansion and diminish, make two sets of sleeve pieces 26 on the slide bar 27 continuous each other be close to and keep away from, and then drive clapping rod 19 on the sleeve piece 26 and pat filter bag 20, handle the vibrations through clapping rod 19 to the clapping of filter bag 20, can improve the effect and the efficiency that filter bag 20 surface dust shaken off, avoid the long-time operation of the device to lead to filter bag 20 by the powder jam dirt simultaneously, thereby improve the filter effect of filter bag 20.

Wherein, grey mechanism includes under the vibration: a connecting plate 6 arranged between the two groups of supporting legs 2, wherein the top of the connecting plate 6 is provided with a mounting seat 4, one end of the two groups of mounting seats 4 close to each other is provided with a first rotating rod 21, one end of the surface of one group of mounting seats 4 is provided with a second motor 16, the output end of the second motor 16 penetrates through the mounting seats 4 and is connected with one end of the first rotating rod 21, the surface of the first rotating rod 21 is sleeved with three groups of eccentric wheels 25, when dust on the filter bag 20 is shaken off to the dust hopper 5 and then falls off to the dust collecting box 3, the first rotating rod 21 can be driven to rotate by starting the second motor 16, so as to drive the eccentric wheels 25 to perform eccentric motion, then one side of the surfaces of the two groups of dust hoppers 5 can be intermittently knocked, so that the dust hopper 5 can vibrate, thereby the dust can be promoted to fall off from the dust hopper 5, and the dust can be effectively prevented from staying or adhering on the inner wall of the dust hopper 5, the ash bucket 5 does not need to be cleaned by workers additionally, so that the practicability of the device is improved.

Wherein, deashing mechanism includes: set up in the compressed air bag 11 above device body 13 surface one side heated warehouses 8, one side of compressed air bag 11 is provided with solenoid valve 22, and solenoid valve 22's output is provided with two sets of conveyer pipes 12, and the one end of conveyer pipe 12 extends to the top of device body 13 inner chamber mounting panel 18, the bottom that conveyer pipe 12 is located device body 13 inner chamber is provided with multiunit ejection pipe 17, and ejection pipe 17 is located the top of filter bag 20, through starting solenoid valve 22, make compressed air bag 11 compress the air, then carry ejection pipe 17 department through conveyer pipe 12 and discharge the filter bag 20 inner chamber, make filter bag 20 expand and shake the dust of filter bag 20 surface adhesion on the ash bucket 5.

Further, the dust collecting mechanism includes: set up in the ash-collecting box 3 of feed opening 29 below, the both sides on feed opening 29 surface are provided with limit slide 30, limit slide 31 has been seted up at the top of 3 inner chamber both sides of ash-collecting box, and limit slide 30 extends to limit slide 31's inboard, accomodate the dust through ash bucket 5 and deposit the back in ash-collecting box 3, through limit slide 30 and limit slide 31's mutual adaptation, then stimulate ash-collecting box 3, can make limit slide 31 on the ash-collecting box 3 shift out from limit slide 30 on the feed opening 29, then make things convenient for the staff quick dismantle ash-collecting box 3 and change, then handle the dust in the ash-collecting box 3, and simple structure convenient operation, further improvement the device's practicality.

Furthermore, the top of the limit frame 33 is provided with a positioning rod, and the positioning rod penetrates through the mounting plate 18, so that the limit frame 33 can be assisted to be limited when the limit frame 33 performs reciprocating up-and-down motion through the positioning rod.

Further, spacing spout 31 and spacing slider 30 all have the T style of calligraphy to constitute, and spacing spout 31 and the mutual adaptation of spacing slider 30, through the setting that spacing spout 31 and spacing slider 30 all have the T style of calligraphy, conveniently with the ash collecting box 3 fixed to feed opening 29 on, and then conveniently dismantle the installation and handle.

Furthermore, the one end on ash collecting box 3 surface is provided with the handle, and the surface cover of handle establishes the glued membrane handle cover, through the setting of handle, is convenient for spur ash collecting box 3 and shifts out from feed opening 29, through being equipped with the glued membrane handle cover at handle surface cover, makes things convenient for the staff hand to grip.

Furthermore, the top of the surface of the device body 13, which is close to one side of the exhaust tower 14, is provided with an exhaust pipe 15, one end of the exhaust pipe 15 is communicated with the inner cavity of the exhaust tower 14, and the filtered clean air is conveniently exhausted through the arrangement of the exhaust pipe 15.

Furthermore, the surface of the eccentric wheel 25 is sleeved with a rubber sleeve, so that when the eccentric wheel 25 eccentrically rotates to impact and vibrate the surface of the ash bucket 5, effective protection and buffering are performed, and the ash bucket 5 is prevented from being damaged.

When the invention is used, the dust-containing gas enters the inner cavity of the heating chamber 8 through the dust gas inlet 9, and then enters the device body 13 through the communicating pipe 7, then the dust-containing gas in the inner cavity of the device body 13 is filtered on the surface of the filter bag 20 through the filter bag 20, then the clean gas moves to the upper part of the inner cavity of the device body 13 through the inner cavity of the filter bag 20, and is delivered to the discharge tower 14 through the discharge pipe 15 to be discharged, by actuating the solenoid valve 22, the compressed air bag 11 compresses the air, then is conveyed to the ejection pipe 17 through the conveying pipe 12 to be discharged into the inner cavity of the filter bag 20, so that the filter bag 20 expands and shakes dust adhered to the surface of the filter bag 20 down to the dust hopper 5, then accomodate the dust through ash bucket 5 and deposit in album ash box 3, then make things convenient for the staff to handle.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A high-efficiency bag-type dust collector comprises a bottom plate (1) and is characterized in that supporting legs (2) are symmetrically arranged at two ends of one side of the top of the bottom plate (1), a device body (13) is arranged at the top of each supporting leg (2), two groups of ash hoppers (5) are arranged at the bottom of the device body (13), a feed opening (29) is formed in the bottom of each ash hopper (5), an ash collecting mechanism is arranged below the feed opening (29), a discharge tower (14) is arranged at one side of the top of the bottom plate (1), a heating bin (8) is arranged on one side, far away from the discharge tower (14), of the surface of the device body (13), a communicating pipe (7) is arranged at the bottom of the heating bin (8), one end of the communicating pipe (7) is communicated with an inner cavity of the device body (13), a dust gas inlet (9) is formed in one side of the surface of the heating bin (8), the both sides of heated warehouses (8) inner chamber are provided with multiunit electric heating wire (24), the top of device body (13) inner chamber both sides is provided with mounting panel (18), the both ends at mounting panel (18) top are provided with multiunit filter bag (20), and filter bag (20) run through mounting panel (18) and extend to the bottom of device body (13) inner chamber, the top of device body (13) surface one side heated warehouses (8) is provided with deashing mechanism, the both sides of device body (13) inner chamber are provided with vibration deashing mechanism, and are two sets of be provided with the ash mechanism under the vibration between ash bucket (5).

2. The high efficiency bag house dust collector of claim 1, wherein said vibratory ash removal mechanism comprises: set up in the both sides of device body (13) inner chamber, and the one end of second dwang (23) extends to the outside of device body (13), the top of device body (13) surface one side heated warehouses (8) is provided with first motor (10), and the output of first motor (10) and second dwang (23) are located the outside one end interconnect of device body (13), the both ends of device body (13) inner chamber are provided with three groups of slide bars (27), and the both ends symmetry cover on slide bar (27) surface is equipped with nested piece (26), the both sides of nested piece (26) are provided with claps and beats pole (19), the top of device body (13) inner chamber slide bar (27) is provided with spacing seat (35), the bottom of spacing seat (35) articulates there are two groups of connecting rods (28), and the top interconnect of the one end of connecting rod (28) and nested piece (26), the top of spacing seat (35) is provided with spacing frame (33), and second dwang (23) run through spacing frame (33), the both ends of spacing frame (33) inboard are provided with rack (36), the surface cover that second dwang (23) are located spacing frame (33) inboard is equipped with latch cover block (32), the surface of latch cover block (32) is provided with multiunit latch (34), and latch (34) and rack (36) intermeshing.

3. The high efficiency bag house dust collector of claim 1, wherein said vibrating ash removal mechanism comprises: set up in two sets of connecting plate (6) between supporting leg (2), the top of connecting plate (6) is provided with mount pad (4), and is two sets of mount pad (4) one end that is close to each other is provided with first rotation pole (21), and is a set of the one end on mount pad (4) surface is provided with second motor (16), and the output of second motor (16) run through mount pad (4) and with the one end interconnect of first rotation pole (21), the surface cover of first rotation pole (21) is equipped with three eccentric wheels of group (25).

4. The high efficiency bag house dust collector of claim 1, wherein said ash removal mechanism comprises: set up in compressed air bag (11) of device body (13) surface one side heated warehouses (8) top, one side of compressed air bag (11) is provided with solenoid valve (22), and the output of solenoid valve (22) is provided with two sets of conveyer pipes (12), and the one end of conveyer pipe (12) extends to the top of device body (13) inner chamber mounting panel (18), the bottom that conveyer pipe (12) are located device body (13) inner chamber is provided with multiunit blowout pipe (17), and blowout pipe (17) are located the top of filter bag (20).

5. The high efficiency bag house dust collector of claim 1, wherein said dust collecting mechanism comprises: set up in ash collection box (3) of feed opening (29) below, the both sides on feed opening (29) surface are provided with spacing slider (30), spacing spout (31) have been seted up at the top of ash collection box (3) inner chamber both sides, and spacing slider (30) extend to the inboard of spacing spout (31).

6. The high-efficiency bag-type dust collector according to claim 2, wherein the top of the limiting frame (33) is provided with a positioning rod, and the positioning rod penetrates through the mounting plate (18).

7. The high-efficiency bag dust collector according to claim 5, wherein the limiting sliding groove (31) and the limiting sliding block (30) are both T-shaped, and the limiting sliding groove (31) and the limiting sliding block (30) are mutually matched.

8. The efficient bag-type dust collector according to claim 5, wherein a handle is arranged at one end of the surface of the dust collecting box (3), and a collodion handle sleeve is sleeved on the surface of the handle.

9. The high-efficiency bag-type dust collector according to claim 1, wherein the top of the surface of the device body (13) close to one side of the discharge tower (14) is provided with an exhaust pipe (15), and one end of the exhaust pipe (15) is communicated with the inner cavity of the discharge tower (14).

10. The high-efficiency bag-type dust collector as claimed in claim 3, wherein the surface of the eccentric wheel (25) is sleeved with a rubber sleeve.