CN112169474A - Bag-type dust collector - Google Patents
Bag-type dust collector Download PDFInfo
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- CN112169474A CN112169474A CN202011261146.3A CN202011261146A CN112169474A CN 112169474 A CN112169474 A CN 112169474A CN 202011261146 A CN202011261146 A CN 202011261146A CN 112169474 A CN112169474 A CN 112169474A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
- B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a bag-type dust collector, which relates to the technical field of dust collectors and at least comprises a box body, an air inlet pipe and an air outlet pipe, wherein the air inlet pipe and the air outlet pipe are connected and communicated with the box body; one end of the air inlet pipe is connected and communicated with the box body, the other end of the air inlet pipe is provided with a dust hood, the dust hood is in an inverted bucket shape with an opening gradually enlarged from top to bottom, the upper opening of the dust hood is connected with the air inlet pipe, and a plurality of air inlet fans are transversely paved at the lower opening; an exhaust fan is arranged in the air outlet pipe. The invention provides a movable bag-type dust collector which can remove dust for equipment or areas with concentrated dust.
Description
Technical Field
The invention relates to the technical field of dust collectors, in particular to an industrial dust collector.
Background
The industrial dust collector is mainly used for removing dust and purifying air in a factory building. The common industrial dust collector is a bag dust collector, and the working principle of the common industrial dust collector is that air containing dust in a factory is sucked from an air inlet of equipment, filtered by a bag and then discharged from an air outlet. However, the existing industrial dust collector is usually fixed, i.e. the industrial dust collector cannot be moved after being installed, so that the use is limited, and especially for equipment or areas in which dust generated in a factory is concentrated, the dust collection effect of the industrial dust collector is poor.
Disclosure of Invention
The invention provides a movable industrial dust remover which can remove dust for equipment or areas with concentrated dust in a factory building, aiming at solving the problem that the dust removing effect of the existing fixed industrial dust remover for the equipment or the areas with concentrated dust in the factory building is poor.
In order to achieve the purpose, the invention adopts the following technical scheme: a bag-type dust collector at least comprises a box body, an air inlet pipe and an air outlet pipe, wherein the air inlet pipe and the air outlet pipe are connected and communicated with the box body;
one end of the air inlet pipe is connected and communicated with the box body, the other end of the air inlet pipe is provided with a dust hood, the dust hood is in an inverted bucket shape with an opening gradually enlarged from top to bottom, the upper opening of the dust hood is connected with the air inlet pipe, and a plurality of air inlet fans are transversely paved at the lower opening;
an exhaust fan is arranged in the air outlet pipe.
Preferably, the air inlet pipe comprises a horizontal pipe section and a vertical pipe section, the horizontal pipe section comprises a horizontal pipe section a and a horizontal pipe section b, one end of the horizontal pipe section a extends into the horizontal pipe section b and is in sliding seal fit with the inner wall of the horizontal pipe section b, and the horizontal pipe section a and the horizontal pipe section b are self-locked through friction; the vertical pipe section comprises a vertical pipe section a and a vertical pipe section b, one end of the vertical pipe section a extends into the vertical pipe section b and is in sliding sealing fit with the inner wall of the vertical pipe section b, and the vertical pipe section a and the vertical pipe section b are self-locked through friction.
Preferably, a partition board is transversely arranged in the box body, the partition board divides the cavity in the box body into an upper cavity and a lower cavity, the air outlet pipe is communicated with the upper cavity, and the air inlet pipe is communicated with the lower cavity;
each filtering component comprises a columnar iron cage frame, a cloth bag, an air bag box, an air bag, an exhaust fan, an air inlet controller and an exhaust controller, wherein the iron cage frame and the cloth bag are positioned in the lower cavity, and the air bag box, the air bag, the exhaust fan, the air inlet controller and the exhaust controller are all positioned in the upper cavity;
the top of the iron cage frame is provided with a top plate, the bottom of the iron cage frame is provided with a bottom plate, the top plate is fixed with the partition plate, the top plate is provided with a pneumatic communication hole, a dust removing inflation hole and a gas purification exhaust hole, and the cloth bag is sleeved outside the iron cage frame;
the air bag is arranged in the air bag box, and a high-pressure inflation hole c, a high-pressure exhaust hole c and a high-pressure exhaust hole d are formed in the air bag;
the air inlet controller comprises a first shell, a first piston and a first spring, wherein the first shell is tubular and is vertically fixed on the upper part of the top plate, a port at the lower end of the first shell is communicated with the air pressure communicating hole, the upper end of the first shell is sealed, a first piston driving hole, a high-pressure air charging hole b and a high-pressure exhaust hole b are sequentially formed in the side wall of the first shell from top to bottom, and a high-pressure air charging hole a and a high-pressure exhaust hole a are arranged at the same height; the first piston driving hole is communicated with a high-pressure exhaust hole d on the air bag through an air pipe, the high-pressure inflation hole b is communicated with a high-pressure inflation hole c on the air bag through an air pipe, the high-pressure exhaust hole b is communicated with the high-pressure exhaust hole c on the air bag through an air pipe, the high-pressure inflation hole a is communicated with an external high-pressure air source through an air pipe, and the high-pressure exhaust hole a is communicated with a dedusting inflation hole on the top plate through an air pipe; the first piston is arranged in the first shell and is in sliding seal fit with the inner wall of the first shell, the first spring is arranged in the first shell, one end of the first spring is connected with the first piston, the other end of the first spring is connected with the top plate, and the first piston is radially provided with a first through hole; when the first piston is positioned at the upper part of the inner cavity of the first shell, the first connecting hole is communicated with the high-pressure inflation hole a and the high-pressure inflation hole b, the high-pressure exhaust hole a and the high-pressure exhaust hole b are cut off by the first piston, and meanwhile, the first piston driving hole is blocked; when the first piston moves downwards to compress the first spring, the first connecting hole is communicated with the high-pressure exhaust hole a and the high-pressure exhaust hole b, the first piston cuts off the high-pressure inflation hole a and the high-pressure inflation hole b, and meanwhile, the first piston driving hole is communicated with an inner cavity of the first shell above the first piston;
the exhaust controller comprises a second shell, a second piston and a second spring, the second shell is tubular, one end of the second shell is provided with a second piston driving hole, the other end of the second shell is provided with an air pressure balancing hole, the second piston driving hole is communicated with a high-pressure exhaust hole a on the first shell through an air pipe, the side wall of the second shell is provided with a net air exhaust hole a and a net air exhaust hole b, the net air exhaust hole a is connected with a net air exhaust hole on the top plate through an air pipe, and the net air exhaust hole b is connected with an air inlet of the exhaust fan through an air pipe; the second piston is arranged in the second shell and is in sliding sealing fit with the inner wall of the second shell, the second spring is arranged in the second shell, one end of the second spring is connected with the second piston, the other end of the second spring is connected with the inner bottom surface, provided with one end of an air pressure balance hole, of the second shell, the second communicating hole is radially formed in the second piston, when the second piston is located at one end, provided with a second piston driving hole, of the second shell, the second communicating hole is communicated with the air purification air exhaust hole a and the air purification air exhaust hole b, when the second piston moves towards one end, provided with the air pressure balance hole, of the second shell, and when the second spring is compressed, the second communicating hole cuts off the air purification air exhaust hole a and the air purification air.
Preferably, a shunt pipe is arranged in the iron cage frame, the shunt pipe is vertically arranged on the bottom surface of the top plate, the upper end port of the shunt pipe is communicated with the ash removal inflation hole in the top plate, the lower end of the shunt pipe is sealed, and a plurality of exhaust holes facing the inner wall of the cloth bag are formed in the side wall of the shunt pipe.
A bag-type dust collector at least comprises a box body, an air inlet pipe and an air outlet pipe, wherein the air inlet pipe and the air outlet pipe are connected and communicated with the box body;
one end of the air inlet pipe is connected and communicated with the box body, the other end of the air inlet pipe is provided with a dust hood, the dust hood is in a transverse bucket shape with an opening gradually enlarged, a small opening of the dust hood is connected with the air inlet pipe, and a plurality of air inlet fans are longitudinally paved at the large opening;
one end of the air outlet pipe is connected and communicated with the box body, the other end of the air outlet pipe is provided with an exhaust hood, the exhaust hood is in a transverse bucket shape with an opening gradually enlarged, a small opening of the exhaust hood is connected with the air outlet pipe, and a plurality of exhaust fans are longitudinally paved at the large opening;
the dust hood and the exhaust hood are located at the same height, the large openings of the dust hood and the exhaust hood are arranged oppositely, and a dust removing space is formed between the dust hood and the exhaust hood.
Preferably, the air inlet pipe comprises a left front-back adjusting section and a left spacing adjusting section, the left front-back adjusting section comprises a left front-back adjusting section a and a left front-back adjusting section b, one end of the left front-back adjusting section a extends into the left front-back adjusting section b and is in sliding sealing fit with the inner wall of the left front-back adjusting section b, and the left front-back adjusting section a and the left front-back adjusting section b are in friction self-locking; the left distance adjusting section comprises a left distance adjusting section a and a left distance adjusting section b, one end of the left distance adjusting section a extends into the left distance adjusting section b and is in sliding seal fit with the inner wall of the left distance adjusting section b, and the left distance adjusting section a and the left distance adjusting section b are in friction self-locking.
Preferably, the air outlet pipe comprises a right front rear adjusting section and a right spacing adjusting section, the right front rear adjusting section comprises a right front rear adjusting section a and a right front rear adjusting section b, one end of the right front rear adjusting section a extends into the right front rear adjusting section b and is in sliding sealing fit with the inner wall of the right front rear adjusting section b, and the right front rear adjusting section a and the right front rear adjusting section b are self-locked through friction; the right spacing adjusting section comprises a right spacing adjusting section a and a right spacing adjusting section b, one end of the right spacing adjusting section a extends into the right spacing adjusting section b and is in sliding seal fit with the inner wall of the right spacing adjusting section b, and the right spacing adjusting section a and the right spacing adjusting section b are in friction self-locking.
Therefore, the invention has the following beneficial effects: 1. the sliding base is arranged, so that the industrial dust remover can be conveniently moved to a designated area for dust removal operation; 2. the dust hood is arranged on the air inlet pipe, so that the dust removal effect is improved, and the air inlet pipe is telescopic, so that an operator can conveniently adjust the position of the dust hood; 3. the filter component capable of automatically cleaning the dust in the cloth bag is arranged, so that the cloth bag replacement frequency can be reduced, and the service life of the cloth bag is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of the first embodiment.
FIG. 2 is a schematic structural diagram of another angle according to the embodiment.
Fig. 3 is a cross-sectional view of an air inlet duct and a dust hood according to an embodiment.
FIG. 4 is a sectional view of the inside of the case according to the first embodiment.
FIG. 5 is a schematic structural diagram of a filter assembly according to one embodiment.
Fig. 6 is an enlarged view at a in fig. 5.
Fig. 7 is an enlarged view at b in fig. 5.
Fig. 8 is an enlarged view at c in fig. 7.
Fig. 9 is an enlarged view at d in fig. 7.
FIG. 10 is a schematic view showing the structure of the air inlet controller and the air outlet controller in cleaning the cloth bag according to the first embodiment.
Fig. 11 is a schematic structural diagram of the second embodiment.
FIG. 12 is a schematic structural view of another angle of the second embodiment.
Fig. 13 is a sectional view of the air inlet duct and the dust hood according to the second embodiment.
FIG. 14 is a sectional view of the inside of the case in the second embodiment.
FIG. 15 is a schematic view showing the structure of a filter module according to the second embodiment.
Fig. 16 is an enlarged view at e in fig. 15.
Fig. 17 is an enlarged view at f in fig. 15.
Fig. 18 is an enlarged view at g in fig. 17.
Fig. 19 is an enlarged view at h in fig. 17.
FIG. 20 is a schematic view showing the structure of the air intake controller and the air exhaust controller in cleaning the cloth bag in the second embodiment.
1: a box body; 101: a dust exhaust pipe; 102: a dust exhaust valve; 103: a sliding support; 104: a roller; 2: an air inlet pipe; 201: a transverse pipe section; 202: a vertical pipe section; 203: a horizontal pipe section a; 204: a horizontal pipe section b; 205: a vertical pipe section a; 206: a vertical pipe section b; 207: a left front-back adjustment section; 208: a left spacing adjustment section; 209: a left front-back adjustment section a; 210: a left front-back adjustment section b; 211: a left spacing adjustment section a; 212: a left spacing adjustment section b; 3: an air outlet pipe; 301: an exhaust fan; 302: a right front rear trim section; 303: a right spacing adjustment section; 304: a right front rear adjustment section a; 305: a right front rear adjustment section b; 306: a right spacing adjustment section a; 307: a right spacing adjustment section b; 4: a dust hood; 401: an air intake fan; 5: a filter assembly; 501: an iron cage frame; 502: a cloth bag; 503: an airbag case; 504: an air bag; 505: a top plate; 506: a base plate; 507: a pneumatic communication hole; 508: ash removal aerating holes; 509: a gas-purifying exhaust hole; 510: a high pressure inflation hole c; 511: a high pressure vent hole c; 512: a high-pressure exhaust hole d; 513: a shunt tube; 514: an exhaust hole; 6: a partition plate; 601: an upper cavity; 602: a lower cavity; 7: an air intake controller; 701: a first housing; 702: a first piston; 703: a first spring; 704: a first communication hole; 705: a first piston drive bore; 706: a high-pressure inflation hole a; 707: a high-pressure inflation hole b; 708: a high-pressure exhaust hole a; 709: a high-pressure exhaust hole b; 8: an exhaust controller; 801: a second housing; 802: a second piston; 803: a second spring; 804: a second communication hole; 805: a second piston drive bore; 806: a clean gas extraction hole a; 807: a clean gas exhaust hole b; 808: an air pressure balancing hole; 9: an exhaust fan; 10: an exhaust hood.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
Example one
Referring to fig. 1 to 10, the bag-type dust collector described in this embodiment at least includes a box 1, an air inlet pipe 2 and an air outlet pipe 3 connected and communicated with the box 1, a plurality of filter assemblies 5 are provided in the box 1, a dust exhaust pipe 101 is provided at the lower end of the box 1, the dust exhaust pipe 101 is communicated with the box 1, a dust exhaust valve 102 is provided in the dust exhaust pipe 101, a sliding base is provided below the box 1, the sliding base includes a sliding support 103 and four rollers 104, the sliding support 103 is fixed with the box 1, the rollers 104 are provided at the bottom of the sliding support 103, and the four rollers 104 are distributed at four corners of the bottom of the sliding support 103.
One end of the air inlet pipe 2 is connected and communicated with the box body 1, the other end of the air inlet pipe is provided with a dust hood 4, the dust hood 4 is in an inverted hopper shape with gradually-increased openings from top to bottom, the upper opening of the dust hood 4 is connected with the air inlet pipe 2, and a plurality of air inlet fans 401 are transversely paved at the lower opening.
An exhaust fan 301 is arranged in the air outlet pipe 3.
The air inlet pipe 2 comprises a horizontal pipe section 201 and a vertical pipe section 202, as shown in fig. 2 and 3, the horizontal pipe section 201 comprises a horizontal pipe section a203 and a horizontal pipe section b204, one end of the horizontal pipe section a203 extends into the horizontal pipe section b204 and is in sliding sealing fit with the inner wall of the horizontal pipe section b204, and the horizontal pipe section a203 and the horizontal pipe section b204 are self-locked by friction; the vertical pipe section 202 comprises a vertical pipe section a205 and a vertical pipe section b206, one end of the vertical pipe section a205 extends into the vertical pipe section b206 and is in sliding sealing fit with the inner wall of the vertical pipe section b206, and the vertical pipe section a205 and the vertical pipe section b206 are self-locked through friction.
Transversely be equipped with baffle 6 in the box 1, baffle 6 separates into cavity 601 and lower cavity 602 with the inside cavity of box 1, goes out tuber pipe 3 and last cavity 601 intercommunication, and air-supply line 2 communicates with lower cavity 602.
Each filter assembly 5 includes a cylindrical iron cage frame 501, a cloth bag 502, an air bag box 503, an air bag 504, an exhaust fan 9, an air intake controller 7 and an exhaust controller 8, as shown in fig. 5, the iron cage frame 501 and the cloth bag 502 are located in the lower cavity 602, and the air bag box 503, the air bag 504, the exhaust fan 9, the air intake controller 7 and the exhaust controller 8 are located in the upper cavity 601.
The top of the iron cage frame 501 is provided with a top plate 505, the bottom of the iron cage frame 501 is provided with a bottom plate 506, the top plate 505 is fixed with the partition plate 6, the top plate 505 is provided with an air pressure communicating hole 507, an ash removing air charging hole 508 and a clean air exhaust hole 509, and the cloth bag 502 is sleeved outside the iron cage frame 501.
The airbag 504 is arranged in an airbag box 503, the airbag box 503 is used for limiting the maximum expansion amount of the airbag 504 and preventing the airbag 504 from being inflated excessively and burst, and a high-pressure inflation hole c510, a high-pressure exhaust hole c511 and a high-pressure exhaust hole d512 are arranged on the airbag 504, as shown in fig. 6.
The air intake controller 7 comprises a first housing 701, a first piston 702 and a first spring 703, as shown in fig. 7 and 8, the first housing 701 is tubular and vertically fixed on the upper portion of the top plate 505, a lower end port of the first housing 701 is communicated with an air pressure communication hole 507, the upper end of the first housing 701 is sealed, a first piston driving hole 705, a high pressure inflation hole b707 and a high pressure exhaust hole b709 are sequentially arranged on the side wall of the first housing 701 from top to bottom, a high pressure inflation hole a706 and a high pressure exhaust hole a708 are further arranged at the same height as the high pressure inflation hole b707, the first piston driving hole 705 is arranged near the top of the side wall of the first housing 701, the first piston driving hole is communicated with a high pressure exhaust hole d512 on the airbag 504 through an air pipe, the high pressure inflation hole b707 is communicated with a high pressure inflation hole c510 on the airbag 504 through an air pipe, the high pressure exhaust hole b709 is communicated with a high pressure exhaust hole 511 c on the, the high-pressure inflation hole a706 is communicated with an external high-pressure air source through an air pipe, and the high-pressure exhaust hole a708 is communicated with the ash removal inflation hole 508 on the top plate 505 through the air pipe.
The first piston 702 is arranged in the first shell 701 and is in sliding sealing fit with the inner wall of the first shell 701, the first spring 703 is arranged in the first shell 701, one end of the first spring 703 is connected with the first piston 702, the other end of the first spring 703 is connected with the top plate 505, and a first through hole 704 is radially formed in the first piston 702; when the first piston 702 is positioned at the upper part of the inner cavity of the first shell 701, the first communication hole 704 is communicated with the high-pressure inflation hole a706 and the high-pressure inflation hole b707, the first piston 702 cuts off the high-pressure exhaust hole a708 and the high-pressure exhaust hole b709, and simultaneously, the first piston driving hole 705 is blocked; when the first piston 702 moves down to compress the first spring 703, the first communication hole 704 communicates the high pressure exhaust hole a708 and the high pressure exhaust hole b709, the first piston 702 cuts off the high pressure inflation hole a706 and the high pressure inflation hole b707, and simultaneously, the first piston driving hole 705 communicates with the inner cavity of the first housing 701 above the first piston 702.
The exhaust controller 8 includes a second housing 801, a second piston 802, and a second spring 803, as shown in fig. 7 and 9, the second housing 801 is tubular, one end of the second housing 801 is provided with a second piston driving hole 805, the other end is provided with an air pressure balancing hole 808, the second piston driving hole 805 is communicated with a high pressure exhaust hole a708 on the first housing 701 through an air pipe, a clean air exhaust hole a806 and a clean air exhaust hole b807 are opened on a side wall of the second housing 801, the clean air exhaust hole a806 is connected with a clean air exhaust hole 509 on the top plate 505 through an air pipe, and the clean air exhaust hole b807 is connected with an air inlet of the exhaust fan 9 through an air pipe.
The second piston 802 is disposed in the second housing 801 and is in sliding sealing fit with an inner wall of the second housing 801, the second spring 803 is disposed in the second housing 801, one end of the second spring 803 is connected to the second piston 802, the other end of the second spring is connected to an inner bottom surface of one end of the second housing 801, where the air pressure balance hole 808 is disposed, the second piston 802 is radially provided with a second communication hole 804, when the second piston 802 is located at one end of the second housing 801, where the second piston driving hole 805 is disposed, the second communication hole 804 communicates with the clean air pumping hole a806 and the clean air pumping hole b807, and when the second piston 802 moves toward the end of the second housing 801, where the air pressure balance hole 808 is disposed, and the second spring 803 is compressed, the second piston 802 cuts off the clean air pumping hole a806 and the clean air pumping hole b 807.
A shunt pipe 513 is arranged in the iron cage frame 501, the shunt pipe 513 is vertically arranged on the bottom surface of the top plate 505, an upper end port of the shunt pipe 513 is communicated with the ash removal air inflation hole 508 on the top plate 505, the lower end of the shunt pipe 513 is sealed, and a plurality of exhaust holes 514 facing the inner wall of the cloth bag 502 are formed in the side wall of the shunt pipe 513.
When the dust removing device is used for removing dust, the industrial dust remover is moved to the position near an area needing dust removal through the sliding base, the transverse position of the dust hood 4 can be adjusted through the sliding fit between the horizontal pipe section a203 and the horizontal pipe section b204, and the longitudinal position of the dust hood 4 can be adjusted through the sliding fit between the vertical pipe section a205 and the vertical pipe section b 206. After the position of the dust hood 4 is adjusted, the air inlet fan 401 on the dust hood 4 is started, the air inlet fan 401 starts to work, air containing dust is sucked into the air inlet pipe 2 from the dust hood 4, finally enters the box body 1, and is purified through the filter assembly 5.
In the initial state of the filter assembly 5, the first piston 702 is positioned at the upper part of the inner cavity of the first housing 701 through the action of the first spring 703, the first communication hole 704 communicates the high-pressure gas charging hole a706 with the high-pressure gas charging hole b707, and the first piston 702 cuts off the high-pressure gas discharge hole a708 and the high-pressure gas discharge hole b709 and simultaneously blocks the first piston driving hole 705. An external high-pressure air source sequentially passes through the high-pressure inflating hole a706, the first communicating hole 704, the high-pressure inflating hole b707 and the high-pressure inflating hole c510 to be inflated into the air bag 504, and the air bag 504 is inflated and expanded until the air bag is attached to the inner wall of the air bag box 503 and stops expanding.
The second piston 802 is positioned at one end of the second housing 801 where a second piston driving hole 805 is provided by a second spring 803, and a second communication hole 804 communicates a net air suction hole a806 with a net air suction hole b 807. The exhaust fan 9 operates to draw the air in the cloth bag 502 into the upper cavity 601 through the purified air exhaust hole 509, the purified air exhaust hole a806, the second communication hole 804 and the purified air exhaust hole b807 in sequence, and then the air is exhausted from the air outlet pipe 3 under the action of the exhaust fan 301. The air in the cloth bag 502 is continuously pumped out by the exhaust fan 9, negative pressure is formed in the cloth bag 502, meanwhile, air is continuously sucked in from the air inlet pipe 2, positive pressure is formed in the lower cavity 602 outside the cloth bag 502, the air outside the cloth bag 502 passes through the cloth bag 502 to enter the cloth bag 502 through the large air pressure difference between the inside and the outside of the cloth bag 502, and at the moment, dust contained in the air is filtered outside the cloth bag 502 to finish filtering.
The cloth bag 502 is used for filtering dust for a long time, the outer wall of the cloth bag 502 can adsorb more dust, the air outside the cloth bag 502 is influenced to enter the cloth bag 502, the air flow of the side wall of the cloth bag 502 is weakened, the exhaust fan 9 continuously exhausts the air to the upper cavity 601, the negative pressure in the cloth bag 502 can be continuously increased, when the negative pressure reaches a certain value, the negative pressure in the cloth bag 502 can pull the first piston 702 to move downwards due to the communication of the lower end port of the first shell 701 and the air pressure communication hole 507, the first piston driving hole 705 is arranged close to the top of the side wall of the first shell 701, the first piston 702 moves downwards a little distance, the first piston driving hole 705 is communicated with the inner cavity of the first shell 701 above the first piston 702, at the moment, the high-pressure gas in the air bag 504 can enter the inner cavity 701 above the first piston 702 through the high-pressure exhaust hole d512 and the first piston driving hole 705, the first piston 702 is further driven downward and compresses the first spring 703 until the first piston 702 moves downward to the limit position. At this time, the first communication hole 704 communicates the high pressure discharge hole a708 and the high pressure discharge hole b709, and the first piston 702 cuts off the high pressure charge hole a706 and the high pressure charge hole b 707. The external high-pressure air source does not inflate the air bag 504 any more, the high pressure in the air bag 504 is communicated with the inner cavity of the first shell 701 above the first piston 702 to press the first piston 702 downwards, and then sequentially passes through the high-pressure exhaust hole c511, the high-pressure exhaust hole b709, the first communication hole 704 and the high-pressure exhaust hole a708, and is divided into two paths behind the high-pressure exhaust hole a708, one path enters the second shell 801 from the second piston driving hole 805 to drive the second piston 802, and the other path enters the cloth bag 502 from the ash removal inflating hole 508. At this time, the second piston 802 moves toward the end of the second housing 801 where the air pressure balance hole 808 is formed, the second spring 803 is compressed, the second piston 802 cuts off the net air suction hole a806 and the net air suction hole b807, and the air suction fan 9 does not suck air from the cloth bag 502 to the upper cavity 601 as shown in fig. 10. And the other path of high-pressure gas entering the cloth bag 502 from the dust removing inflation hole 508 enables the cloth bag 502 to form high pressure and forms airflow flowing from the inside of the cloth bag 502 to the outside of the cloth bag 502, and at the moment, dust adsorbed on the outer wall of the cloth bag 502 is separated from the cloth bag 502 and falls into the dust exhaust pipe 101 below the filter assembly 5. In addition, a shunt pipe 513 is arranged in the iron cage frame 501, a plurality of exhaust holes 514 facing the inner wall of the cloth bag 502 are formed in the side wall of the shunt pipe 513, and high-pressure gas is exhausted from the exhaust holes 514 opposite to the inner wall of the cloth bag 502, so that dust on the outer side of the cloth bag 502 can be separated conveniently.
When the air pressure in the air bag 504 is gradually reduced until the first piston 702 cannot be pressed down, the first piston 702 is acted by the first spring 703 and rises to an initial state, namely the first communication hole 704 is communicated with the high-pressure inflation hole a706 and the high-pressure inflation hole b707, the first piston 702 cuts off the high-pressure exhaust hole a708 and the high-pressure exhaust hole b709, meanwhile, the first piston driving hole 705 is blocked, and an external high-pressure air source is pressurized into the air bag 504 again; the second piston 802 is acted by the second spring 803 to return to the end of the second housing 801 where the second piston driving hole 805 is located, the second communication hole 804 communicates the net air pumping hole a806 with the net air pumping hole b807, and the air blower 9 sucks air from the cloth bag 502 to the upper cavity 601. The dust in the air is filtered again, and the air purification effect is achieved. So constantly circulate to, each filtering component 5 all independently triggers the deashing operation according to self sack 502 deposition condition, need not to go on simultaneously.
When the dust in the box body 1 needs to be cleaned, the dust exhaust valve 102 is opened.
Example two
Referring to fig. 11 to 20, the bag-type dust collector described in this embodiment at least includes a box 1, an air inlet pipe 2 and an air outlet pipe 3 connected and communicated with the box 1, a plurality of filter assemblies 5 are provided in the box 1, a dust exhaust pipe 101 is provided at the lower end of the box 1, the dust exhaust pipe 101 is communicated with the box 1, a dust exhaust valve 102 is provided in the dust exhaust pipe 101, a sliding base is provided below the box 1, the sliding base includes a sliding support 103 and four rollers 104, the sliding support 103 is fixed with the box 1, the rollers 104 are provided at the bottom of the sliding support 103, and the four rollers 104 are distributed at four corners of the bottom of the sliding support 103.
One end of the air inlet pipe 2 is connected and communicated with the box body 1, the other end of the air inlet pipe is provided with a dust hood 4, the dust hood 4 is in a transverse bucket shape with gradually-increased opening, a small opening of the dust hood 4 is connected with the air inlet pipe 2, and a plurality of air inlet fans 401 are longitudinally paved at the large opening.
Go out 3 one ends of tuber pipe and be connected and communicate with box 1, the other end is equipped with an exhaust hood 10, exhaust hood 10 is the horizontal fill form of opening grow gradually, and the osculum and the play tuber pipe 3 of exhaust hood 10 are connected, and a plurality of exhaust fan 301 have vertically been laid to macrostoma department.
The dust hood 4 and the exhaust hood 10 are located at the same height, and the large openings of the dust hood 4 and the exhaust hood 10 are arranged oppositely, so that a dust removing space is formed between the dust hood 4 and the exhaust hood 10.
The air inlet pipe 2 comprises a left front-back adjusting section 207 and a left spacing adjusting section 208, as shown in fig. 12 and 13, the left front-back adjusting section 207 comprises a left front-back adjusting section a209 and a left front-back adjusting section b210, one end of the left front-back adjusting section a209 extends into the left front-back adjusting section b210 and is in sliding sealing fit with the inner wall of the left front-back adjusting section b210, and the left front-back adjusting section a209 and the left front-back adjusting section b210 are self-locked by friction; the left spacing adjustment section 208 comprises a left spacing adjustment section a211 and a left spacing adjustment section b212, one end of the left spacing adjustment section a211 extends into the left spacing adjustment section b212 and is in sliding sealing fit with the inner wall of the left spacing adjustment section b212, and the left spacing adjustment section a211 and the left spacing adjustment section b212 are self-locked through friction.
The air outlet pipe 3 comprises a right front rear adjusting section 302 and a right spacing adjusting section 303, as shown in fig. 12 and 13, the right front rear adjusting section 302 comprises a right front rear adjusting section a304 and a right front rear adjusting section b305, one end of the right front rear adjusting section a304 extends into the right front rear adjusting section b305 and is in sliding sealing fit with the inner wall of the right front rear adjusting section b305, and the right front rear adjusting section a304 and the right front rear adjusting section b305 are self-locked by friction; the right spacing adjustment section 303 comprises a right spacing adjustment section a306 and a right spacing adjustment section b307, one end of the right spacing adjustment section a306 extends into the right spacing adjustment section b307 and is in sliding sealing fit with the inner wall of the right spacing adjustment section b307, and the right spacing adjustment section a306 and the right spacing adjustment section b307 are self-locked through friction.
Transversely be equipped with baffle 6 in the box 1, baffle 6 separates into cavity 601 and lower cavity 602 with the inside cavity of box 1, goes out tuber pipe 3 and last cavity 601 intercommunication, and air-supply line 2 communicates with lower cavity 602.
Each filtering component 5 comprises a cylindrical iron cage frame 501, a cloth bag 502, an air bag box 503, an air bag 504, an exhaust fan 9, an air inlet controller 7 and an air exhaust controller 8, wherein the iron cage frame 501 and the cloth bag 502 are positioned in the lower cavity 602, and the air bag box 503, the air bag 504, the exhaust fan 9, the air inlet controller 7 and the air exhaust controller 8 are all positioned in the upper cavity 601.
The top of the iron cage frame 501 is provided with a top plate 505, the bottom of the iron cage frame 501 is provided with a bottom plate 506, the top plate 505 is fixed with the partition plate 6, the top plate 505 is provided with an air pressure communicating hole 507, an ash removing air charging hole 508 and a clean air exhaust hole 509, and the cloth bag 502 is sleeved outside the iron cage frame 501.
The airbag 504 is arranged in an airbag box 503, the airbag box 503 is used for limiting the maximum expansion amount of the airbag 504 and preventing the airbag 504 from being inflated excessively and cracking, and a high-pressure inflation hole c510, a high-pressure exhaust hole c511 and a high-pressure exhaust hole d512 are formed in the airbag 504.
The air inlet controller 7 comprises a first shell 701, a first piston 702 and a first spring 703, wherein the first shell 701 is tubular and is vertically fixed on the upper part of a top plate 505, a lower end port of the first shell 701 is communicated with an air pressure communication hole 507, the upper end of the first shell 701 is sealed, a first piston driving hole 705, a high-pressure inflation hole b707 and a high-pressure exhaust hole b709 are sequentially arranged on the side wall of the first shell 701 from top to bottom, a high-pressure inflation hole a706 and a high-pressure exhaust hole a708 are also arranged at the same height as the high-pressure inflation hole b707, the high-pressure exhaust hole a708 is also arranged at the same height as the high-pressure exhaust hole b709, the first piston driving hole 705 is arranged close to the top of the side wall of the first shell 701, the first piston driving hole 705 is communicated with a high-pressure exhaust hole d512 on the airbag 504 through an air pipe, the high-pressure inflation hole b707 is communicated with, the high-pressure inflation hole a706 is communicated with an external high-pressure air source through an air pipe, and the high-pressure exhaust hole a708 is communicated with the ash removal inflation hole 508 on the top plate 505 through the air pipe.
The first piston 702 is arranged in the first shell 701 and is in sliding sealing fit with the inner wall of the first shell 701, the first spring 703 is arranged in the first shell 701, one end of the first spring 703 is connected with the first piston 702, the other end of the first spring 703 is connected with the top plate 505, and a first through hole 704 is radially formed in the first piston 702; when the first piston 702 is positioned at the upper part of the inner cavity of the first shell 701, the first communication hole 704 is communicated with the high-pressure inflation hole a706 and the high-pressure inflation hole b707, the first piston 702 cuts off the high-pressure exhaust hole a708 and the high-pressure exhaust hole b709, and simultaneously, the first piston driving hole 705 is blocked; when the first piston 702 moves down to compress the first spring 703, the first communication hole 704 communicates the high pressure exhaust hole a708 and the high pressure exhaust hole b709, the first piston 702 cuts off the high pressure inflation hole a706 and the high pressure inflation hole b707, and simultaneously, the first piston driving hole 705 communicates with the inner cavity of the first housing 701 above the first piston 702.
The exhaust controller 8 includes a second housing 801, a second piston 802 and a second spring 803, the second housing 801 is tubular, one end of the second housing 801 is provided with a second piston driving hole 805, the other end of the second housing 801 is provided with an air pressure balancing hole 808, the second piston driving hole 805 is communicated with a high-pressure exhaust hole a708 on the first housing 701 through an air pipe, a clean air exhaust hole a806 and a clean air exhaust hole b807 are formed in the side wall of the second housing 801, the clean air exhaust hole a806 is connected with a clean air exhaust hole 509 on the top plate 505 through an air pipe, and the clean air exhaust hole b807 is connected with an air inlet of the exhaust fan 9 through an air pipe.
The second piston 802 is disposed in the second housing 801 and is in sliding sealing fit with an inner wall of the second housing 801, the second spring 803 is disposed in the second housing 801, one end of the second spring 803 is connected to the second piston 802, the other end of the second spring is connected to an inner bottom surface of one end of the second housing 801, where the air pressure balance hole 808 is disposed, the second piston 802 is radially provided with a second communication hole 804, when the second piston 802 is located at one end of the second housing 801, where the second piston driving hole 805 is disposed, the second communication hole 804 communicates with the clean air pumping hole a806 and the clean air pumping hole b807, and when the second piston 802 moves toward the end of the second housing 801, where the air pressure balance hole 808 is disposed, and the second spring 803 is compressed, the second piston 802 cuts off the clean air pumping hole a806 and the clean air pumping hole b 807.
A shunt pipe 513 is arranged in the iron cage frame 501, the shunt pipe 513 is vertically arranged on the bottom surface of the top plate 505, an upper end port of the shunt pipe 513 is communicated with the ash removal air inflation hole 508 on the top plate 505, the lower end of the shunt pipe 513 is sealed, and a plurality of exhaust holes 514 facing the inner wall of the cloth bag 502 are formed in the side wall of the shunt pipe 513.
When dust is removed, the industrial dust remover is moved to the position near an area needing dust removal through the sliding base, the front and back position of the dust hood 4 can be adjusted through the sliding fit between the left front and back adjusting section a209 and the left front and back adjusting section b210, and the left and right position of the dust hood 4 can be adjusted through the sliding fit between the left spacing adjusting section a211 and the left spacing adjusting section b 212; the front and rear positions of the exhaust hood 10 can be adjusted by the sliding fit between the right front and rear adjustment section a304 and the right front and rear adjustment section b305, and the left and right positions of the exhaust hood 10 can be adjusted by the sliding fit between the right spacing adjustment section a306 and the right spacing adjustment section b 307. After the positions of the dust hood 4 and the exhaust hood 10 are adjusted, the dust hood 4 and the exhaust hood 10 are arranged oppositely, an equipment dust outlet area or an area needing dust removal is arranged between the dust hood 4 and the exhaust hood 10, and the suction of the dust hood 4 is promoted by wind energy exhausted by the exhaust hood 10. The air intake fan 401 on the dust hood 4 and the air exhaust fan 301 on the air exhaust hood 10 are started, the air intake fan 401 starts to work, air containing dust is sucked into the air inlet pipe 2 from the dust hood 4, and finally enters the box body 1 to be purified through the filter assembly 5.
In the initial state of the filter assembly 5, the first piston 702 is positioned at the upper part of the inner cavity of the first housing 701 through the action of the first spring 703, the first communication hole 704 communicates the high-pressure gas charging hole a706 with the high-pressure gas charging hole b707, and the first piston 702 cuts off the high-pressure gas discharge hole a708 and the high-pressure gas discharge hole b709 and simultaneously blocks the first piston driving hole 705. An external high-pressure air source sequentially passes through the high-pressure inflating hole a706, the first communicating hole 704, the high-pressure inflating hole b707 and the high-pressure inflating hole c510 to be inflated into the air bag 504, and the air bag 504 is inflated and expanded until the air bag is attached to the inner wall of the air bag box 503 and stops expanding.
The second piston 802 is positioned at one end of the second housing 801 where a second piston driving hole 805 is provided by a second spring 803, and a second communication hole 804 communicates a net air suction hole a806 with a net air suction hole b 807. The exhaust fan 9 operates to draw the air in the cloth bag 502 into the upper cavity 601 through the purified air exhaust hole 509, the purified air exhaust hole a806, the second communication hole 804 and the purified air exhaust hole b807 in sequence, and then the air is exhausted from the air outlet pipe 3 under the action of the exhaust fan 301. The air in the cloth bag 502 is continuously pumped out by the exhaust fan 9, negative pressure is formed in the cloth bag 502, meanwhile, air is continuously sucked in from the air inlet pipe 2, positive pressure is formed in the lower cavity 602 outside the cloth bag 502, the air outside the cloth bag 502 passes through the cloth bag 502 to enter the cloth bag 502 through the large air pressure difference between the inside and the outside of the cloth bag 502, and at the moment, dust contained in the air is filtered outside the cloth bag 502 to finish filtering.
The cloth bag 502 is used for filtering dust for a long time, the outer wall of the cloth bag 502 can adsorb more dust, the air outside the cloth bag 502 is influenced to enter the cloth bag 502, the air flow of the side wall of the cloth bag 502 is weakened, the exhaust fan 9 continuously exhausts the air to the upper cavity 601, the negative pressure in the cloth bag 502 can be continuously increased, when the negative pressure reaches a certain value, the negative pressure in the cloth bag 502 can pull the first piston 702 to move downwards due to the communication of the lower end port of the first shell 701 and the air pressure communication hole 507, the first piston driving hole 705 is arranged close to the top of the side wall of the first shell 701, the first piston 702 moves downwards a little distance, the first piston driving hole 705 is communicated with the inner cavity of the first shell 701 above the first piston 702, at the moment, the high-pressure gas in the air bag 504 can enter the inner cavity 701 above the first piston 702 through the high-pressure exhaust hole d512 and the first piston driving hole 705, the first piston 702 is further driven downward and compresses the first spring 703 until the first piston 702 moves downward to the limit position. At this time, the first communication hole 704 communicates the high pressure discharge hole a708 and the high pressure discharge hole b709, and the first piston 702 cuts off the high pressure charge hole a706 and the high pressure charge hole b 707. The external high-pressure air source does not inflate the air bag 504 any more, the high pressure in the air bag 504 is communicated with the inner cavity of the first shell 701 above the first piston 702 to press the first piston 702 downwards, and then sequentially passes through the high-pressure exhaust hole c511, the high-pressure exhaust hole b709, the first communication hole 704 and the high-pressure exhaust hole a708, and is divided into two paths behind the high-pressure exhaust hole a708, one path enters the second shell 801 from the second piston driving hole 805 to drive the second piston 802, and the other path enters the cloth bag 502 from the ash removal inflating hole 508. At this time, the second piston 802 moves toward the end of the second housing 801 where the air pressure balance hole 808 is formed, the second spring 803 is compressed, the second piston 802 cuts off the net air suction hole a806 and the net air suction hole b807, and the air suction fan 9 does not suck air from the cloth bag 502 to the cavity 601 any more. And the other path of high-pressure gas entering the cloth bag 502 from the dust removing inflation hole 508 enables the cloth bag 502 to form high pressure and forms airflow flowing from the inside of the cloth bag 502 to the outside of the cloth bag 502, and at the moment, dust adsorbed on the outer wall of the cloth bag 502 is separated from the cloth bag 502 and falls into the dust exhaust pipe 101 below the filter assembly 5. In addition, a shunt pipe 513 is arranged in the iron cage frame 501, a plurality of exhaust holes 514 facing the inner wall of the cloth bag 502 are formed in the side wall of the shunt pipe 513, and high-pressure gas is exhausted from the exhaust holes 514 opposite to the inner wall of the cloth bag 502, so that dust on the outer side of the cloth bag 502 can be separated conveniently.
When the air pressure in the air bag 504 is gradually reduced until the first piston 702 cannot be pressed down, the first piston 702 is acted by the first spring 703 and rises to an initial state, namely the first communication hole 704 is communicated with the high-pressure inflation hole a706 and the high-pressure inflation hole b707, the first piston 702 cuts off the high-pressure exhaust hole a708 and the high-pressure exhaust hole b709, meanwhile, the first piston driving hole 705 is blocked, and an external high-pressure air source is pressurized into the air bag 504 again; the second piston 802 is acted by the second spring 803 to return to the end of the second housing 801 where the second piston driving hole 805 is located, the second communication hole 804 communicates the net air pumping hole a806 with the net air pumping hole b807, and the air blower 9 sucks air from the cloth bag 502 to the upper cavity 601. The dust in the air is filtered again, and the air purification effect is achieved. So constantly circulate to, each filtering component 5 all independently triggers the deashing operation according to self sack 502 deposition condition, need not to go on simultaneously.
When the dust in the box body 1 needs to be cleaned, the dust exhaust valve 102 is opened.
Claims (4)
1. The utility model provides a sack cleaner, includes box (1) at least, is connected and air-supply line (2) and the play tuber pipe (3) that communicate with box (1), is equipped with a plurality of filter assemblies (5) in box (1), and box (1) lower extreme is equipped with dust exhaust pipe (101), and dust exhaust pipe (101) and box (1) intercommunication are equipped with a dust exhaust valve (102), its characterized in that in dust exhaust pipe (101):
a sliding base is arranged below the box body (1), the sliding base comprises a sliding support (103) and a roller (104), the sliding support (103) is fixed with the box body (1), and the roller (104) is arranged at the bottom of the sliding support (103);
one end of the air inlet pipe (2) is connected and communicated with the box body (1), the other end of the air inlet pipe is provided with a dust hood (4), the dust hood (4) is in a transverse bucket shape with gradually-increased openings, a small opening of the dust hood (4) is connected with the air inlet pipe (2), and a plurality of air inlet fans (401) are longitudinally paved at the large opening;
one end of the air outlet pipe (3) is connected and communicated with the box body (1), the other end of the air outlet pipe is provided with an exhaust hood (10), the exhaust hood (10) is in a horizontal bucket shape with gradually-increased openings, a small opening of the exhaust hood (10) is connected with the air outlet pipe (3), and a plurality of exhaust fans (301) are longitudinally paved at the large opening;
the dust hood (4) and the exhaust hood (10) are positioned at the same height, large openings of the dust hood and the exhaust hood are arranged oppositely, and a dust removing space is formed between the dust hood (4) and the exhaust hood (10);
a partition plate (6) is transversely arranged in the box body (1), the cavity in the box body (1) is divided into an upper cavity (601) and a lower cavity (602) by the partition plate (6), the air outlet pipe (3) is communicated with the upper cavity (601), and the air inlet pipe (2) is communicated with the lower cavity (602);
each filtering component (5) comprises a cylindrical iron cage frame (501), a cloth bag (502), an air bag box (503), an air bag (504), an exhaust fan (9), an air inlet controller (7) and an air exhaust controller (8), wherein the iron cage frame (501) and the cloth bag (502) are positioned in the lower cavity (602), and the air bag box (503), the air bag (504), the exhaust fan (9), the air inlet controller (7) and the air exhaust controller (8) are all positioned in the upper cavity (601);
the top of the iron cage frame (501) is provided with a top plate (505), the bottom of the iron cage frame (501) is provided with a bottom plate (506), the top plate (505) is fixed with the partition plate (6), the top plate (505) is provided with an air pressure communicating hole (507), a dust removing inflating hole (508) and a clean air exhaust hole (509), and the cloth bag (502) is sleeved on the outer side of the iron cage frame (501);
the air bag (504) is arranged in the air bag box (503), and the air bag (504) is provided with a high-pressure inflation hole c (510), a high-pressure exhaust hole c (511) and a high-pressure exhaust hole d (512);
the air inlet controller (7) comprises a first shell (701), a first piston (702) and a first spring (703), the first shell (701) is tubular and is vertically fixed on the upper part of the top plate (505), the lower end port of the first shell (701) is communicated with the air pressure communication hole (507), the upper end of the first shell is sealed, the side wall of the first shell (701) is sequentially provided with a first piston driving hole (705), a high-pressure air charging hole b (707) and a high-pressure exhaust hole b (709) from top to bottom, and the air inlet controller is further provided with a high-pressure air charging hole a (706) which is positioned at the same height as the high-pressure air charging hole b (707) and a high-pressure exhaust hole a (708) which is positioned at the same; the first piston driving hole (705) is communicated with a high-pressure exhaust hole d (512) on the air bag (504) through an air pipe, the high-pressure inflation hole b (707) is communicated with a high-pressure inflation hole c (510) on the air bag (504) through an air pipe, the high-pressure exhaust hole b (709) is communicated with a high-pressure exhaust hole c (511) on the air bag (504) through an air pipe, the high-pressure inflation hole a (706) is communicated with an external high-pressure air source through an air pipe, and the high-pressure exhaust hole a (708) is communicated with an ash removal inflation hole (508) on the top plate (505) through an air pipe; the first piston (702) is arranged in the first shell (701) and is in sliding sealing fit with the inner wall of the first shell (701), the first spring (703) is arranged in the first shell (701), one end of the first spring (703) is connected with the first piston (702), the other end of the first spring (703) is connected with the top plate (505), and a first through hole (704) is radially formed in the first piston (702); when the first piston (702) is positioned at the upper part of the inner cavity of the first shell (701), the first communication hole (704) is communicated with the high-pressure inflation hole a (706) and the high-pressure inflation hole b (707), the first piston (702) cuts off the high-pressure exhaust hole a (708) and the high-pressure exhaust hole b (709), and simultaneously, the first piston driving hole (705) is blocked; when the first piston (702) moves downwards to compress the first spring (703), the first communication hole (704) is communicated with the high-pressure exhaust hole a (708) and the high-pressure exhaust hole b (709), the first piston (702) cuts off the high-pressure inflation hole a (706) and the high-pressure inflation hole b (707), and meanwhile, the first piston driving hole (705) is communicated with an inner cavity of the first shell (701) above the first piston (702);
the exhaust controller (8) comprises a second shell (801), a second piston (802) and a second spring (803), the second shell (801) is tubular, one end of the second shell (801) is provided with a second piston driving hole (805), the other end of the second shell is provided with an air pressure balancing hole (808), the second piston driving hole (805) is communicated with a high-pressure exhaust hole a (708) in the first shell (701) through an air pipe, the side wall of the second shell (801) is provided with a net air suction hole a (806) and a net air suction hole b (807), the net air suction hole a (806) is connected with a net air exhaust hole (509) in the top plate (505) through an air pipe, and the net air suction hole b (807) is connected with an air inlet of the exhaust fan (9) through an air pipe; the second piston (802) is arranged in the second shell (801) and is in sliding sealing fit with the inner wall of the second shell (801), the second spring (803) is arranged in the second shell (801), one end of the second spring (803) is connected with the second piston (802), the other end is connected with the inner bottom surface of one end of the second shell (801) which is provided with an air pressure balance hole (808), a second communication hole (804) is radially arranged on the second piston (802), when the second piston (802) is located at one end of the second housing (801) in which the second piston driving hole (805) is provided, the second communication hole (804) is communicated with the net gas pumping hole a (806) and the net gas pumping hole b (807), when the second piston (802) moves to one end of the second housing (801) where the air pressure balance hole (808) is provided, and the second spring (803) is compressed, the second communication hole (804) cuts off the net gas exhaust hole a (806) and the net gas exhaust hole b (807).
2. The bag-type dust collector of claim 1, wherein: the air inlet pipe (2) comprises a left front-back adjusting section (207) and a left spacing adjusting section (208), the left front-back adjusting section (207) comprises a left front-back adjusting section a (209) and a left front-back adjusting section b (210), one end of the left front-back adjusting section a (209) extends into the left front-back adjusting section b (210) and is in sliding sealing fit with the inner wall of the left front-back adjusting section b (210), and the left front-back adjusting section a (209) and the left front-back adjusting section b (210) are self-locked through friction; the left distance adjusting section (208) comprises a left distance adjusting section a (211) and a left distance adjusting section b (212), one end of the left distance adjusting section a (211) extends into the left distance adjusting section b (212) and is in sliding sealing fit with the inner wall of the left distance adjusting section b (212), and the left distance adjusting section a (211) and the left distance adjusting section b (212) are in friction self-locking.
3. A bag-type dust collector according to claim 1 or 2, wherein: the air outlet pipe (3) comprises a right front and rear adjusting section (302) and a right spacing adjusting section (303), the right front and rear adjusting section (302) comprises a right front and rear adjusting section a (304) and a right front and rear adjusting section b (305), one end of the right front and rear adjusting section a (304) extends into the right front and rear adjusting section b (305) and is in sliding sealing fit with the inner wall of the right front and rear adjusting section b (305), and the right front and rear adjusting section a (304) and the right front and rear adjusting section b (305) are self-locked through friction; the right spacing adjusting section (303) comprises a right spacing adjusting section a (306) and a right spacing adjusting section b (307), one end of the right spacing adjusting section a (306) extends into the right spacing adjusting section b (307) and is in sliding sealing fit with the inner wall of the right spacing adjusting section b (307), and the right spacing adjusting section a (306) and the right spacing adjusting section b (307) are self-locked through friction.
4. The bag-type dust collector of claim 1, wherein: be equipped with a shunt tubes (513) in iron cage frame (501), shunt tubes (513) are established immediately in roof (505) bottom surface, and the upper end port of shunt tubes (513) and dust removal aerating hole (508) on roof (505) communicate, and the lower extreme is sealed, offers a plurality of exhaust holes (514) towards the sack (502) inner wall on shunt tubes (513) lateral wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011261146.3A CN112169474A (en) | 2019-03-28 | 2019-03-28 | Bag-type dust collector |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910244668.3A CN109821307B (en) | 2019-03-28 | 2019-03-28 | Industrial dust collector |
| CN202011261146.3A CN112169474A (en) | 2019-03-28 | 2019-03-28 | Bag-type dust collector |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910244668.3A Division CN109821307B (en) | 2019-03-28 | 2019-03-28 | Industrial dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112169474A true CN112169474A (en) | 2021-01-05 |
Family
ID=66873109
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011261146.3A Withdrawn CN112169474A (en) | 2019-03-28 | 2019-03-28 | Bag-type dust collector |
| CN201910244668.3A Active CN109821307B (en) | 2019-03-28 | 2019-03-28 | Industrial dust collector |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910244668.3A Active CN109821307B (en) | 2019-03-28 | 2019-03-28 | Industrial dust collector |
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| Country | Link |
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| CN (2) | CN112169474A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110983898A (en) * | 2019-11-21 | 2020-04-10 | 四川宝鑫建设有限公司 | Asphalt pavement construction method |
| CN111589833A (en) * | 2020-05-27 | 2020-08-28 | 江苏中兴药业有限公司 | Telescopic movable dust remover for pipeline |
| CN112495074B (en) * | 2020-11-10 | 2022-02-18 | 安徽侯王面业有限公司 | Dust-settling equipment for flour mill and application method thereof |
| CN114932129B (en) * | 2022-03-14 | 2024-01-30 | 南京睿实智能安全科技有限公司 | Fire balloon type fixed-point accurate dust removal device |
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| CN104315198A (en) * | 2014-08-19 | 2015-01-28 | 干平 | Air inlet valve and energy-saving air inlet system |
| CN206746188U (en) * | 2017-04-07 | 2017-12-15 | 利嘉润（浙江）生物科技有限公司 | A kind of sack cleaner aids in deashing device |
| CN207071296U (en) * | 2017-07-14 | 2018-03-06 | 嘉善锦玥贸易有限公司 | A kind of environmental protection type for smoke processing unit |
| CN107511022A (en) * | 2017-10-24 | 2017-12-26 | 宝鸡市泰得工贸有限公司 | A kind of disintegrating machine high-efficiency energy-saving dust-removing equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109821307A (en) | 2019-05-31 |
| CN109821307B (en) | 2021-01-12 |
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Application publication date: 20210105 |