CN111389156B

CN111389156B - Filter cartridge type industrial dust collector for air purification

Info

Publication number: CN111389156B
Application number: CN202010253131.6A
Authority: CN
Inventors: 易元进
Original assignee: Hunan Tairui Environment Protection Technology Co ltd
Current assignee: HUNAN TAIRUI ENVIRONMENT PROTECTION TECHNOLOGY Co.,Ltd.
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2021-10-15
Anticipated expiration: 2040-04-02
Also published as: CN111389156A

Abstract

The invention relates to the technical field of industrial dust collectors, in particular to a filter cartridge type industrial dust collector for air purification, which comprises a dust collection cartridge and a guide cylinder, wherein the top of the dust collection cartridge is provided with an air inlet port, an inner cavity of the dust collection cartridge is provided with an insulating support rod, two ends of the inner wall of the dust collection cartridge are provided with fixed bearings, the insulating support rod is arranged between the fixed bearings, a plurality of positioning pieces are equidistantly arranged on the insulating support rod, a dust falling screen plate is erected on the positioning pieces on the same horizontal line, an inner cavity of the dust collection cartridge is provided with a conductive rod, the conductive rod penetrates through the dust falling screen plates, two ends of the conductive rod are respectively provided with a conductive end, and the conductive ends on the upper side and the lower side are respectively a cathode conductive end and an anode conductive end. This application adopts electrostatic precipitator's mode, and is effectual collects suspension nature dust.

Description

Filter cartridge type industrial dust collector for air purification

Technical Field

The invention relates to the technical field of industrial dust collectors, in particular to a filter cartridge type industrial dust collector for air purification.

Background

The industrial dust collector adopts an alternating current power supply, has high power and is generally divided into a movable type and a fixed type. The multiphase mixture involved in industrial dedusting is known as a gas phase suspension or aerosol. The fine particles dispersed therein are called dust particles or fine particles, and the accumulated state of the dust particles is called powder. In order to properly design and select dust removal equipment in engineering design, the main physical and chemical properties of dust must be mastered, and the parameters used to back the dust properties are: particle size and dispersion, density and bulk density, cohesiveness, wettability, charge and conductivity, natural stacking angle, explosiveness. After the dust-containing gas enters the dust hopper of the industrial dust collector, because the section of the gas flow is suddenly enlarged, a part of dust particles with coarse particles in the gas flow sink and fall under the action of gravity and inertia force, after the dust particles with fine particle size and low density enter the filtering space, the dust is precipitated on the filtering surface through comprehensive action of diffusion, screening and the like, and the purified gas enters the gas purifying chamber and is discharged through the exhaust pipe. Most of T-industry dust collectors used in China adopt a Sichuan filter bag type, so that the dust collection efficiency is low, the installation is unchanged, the occupied area is too large, and the noise is large during working.

Chinese patent (publication No. CN 204841231U) discloses a novel filter cartridge type industrial dust collector for air cleaning, which can shorten the installation time and increase the practical filtering area by 2-3 times compared with a general filter bag. But it also has certain defects, the device can not effectively process the dust with aggregation by a single filtering device, thereby the processing effect has hidden trouble and the thoroughness of dust processing is not enough.

Disclosure of Invention

The present invention is directed to a filter cartridge type industrial dust collector for air purification, which solves the above problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

a filter cartridge type industrial dust collector for air purification comprises a dust collection cartridge and a guide cylinder, wherein an air inlet port is arranged at the top of the dust collection cartridge, an inner cavity of the dust collection cartridge is provided with an insulating support rod, fixed bearings are arranged at two ends of the inner wall of the dust collection cartridge, the insulating support rod is arranged between the fixed bearings, a plurality of positioning sheets are arranged on the insulating support rod at equal intervals, a dust settling screen plate is erected on the positioning sheet on the same horizontal line, a conductive rod is arranged in the inner cavity of the dust collection cartridge and penetrates through the dust settling screen plate, conductive ends are respectively arranged at two ends of the conductive rod, the conductive ends at the upper side and the lower side are respectively a cathode conductive end and an anode conductive end, an exhaust end is arranged at the top of the dust collection cartridge and is in butt joint with the guide cylinder, adsorption particles are filled in the inner cavity of the guide cylinder, and a booster pump is arranged at the air inlet end of the guide cylinder, the exhaust end is connected with the booster pump through a gas transmission pipeline, the gas transmission pipeline is installed at the gas transmission end of the booster pump, the gas transmission pipeline is spirally and spirally installed in an inner cavity of the guide cylinder, the gas transmission pipeline is integrally arranged between the adsorption particles in a penetrating mode, a plurality of exhaust holes are formed in the pipe wall of the gas transmission pipeline, and an exhaust pipe is externally installed at the rear end of the guide cylinder.

As a further scheme of the invention: and an air inlet filter screen plate is arranged at the bottom of the air inlet port.

As a further scheme of the invention: and the fixed bearing and the positioning plate are made of insulating materials.

As a further scheme of the invention: and a sealing layer is arranged on the inner wall of the guide shell.

As a further scheme of the invention: the inner cavity of the guide cylinder is provided with a center line supporting rod, a plurality of outer supporting rods are arranged outwards of the center line supporting rod in a scattering manner, the rod ends of the outer supporting rods are provided with supporting ends, and the supporting ends are fixed on the pipe wall of the gas transmission pipeline and form outwards supporting force.

As a further scheme of the invention: the dust removing device is characterized in that a dust discharging frame is arranged below the dust removing cylinder, a dust reducing cavity is arranged at the bottom of the dust removing cylinder, a dust collecting cavity is further arranged at the bottom of the dust reducing cavity, the dust collecting cavity is of a reverse hopper-shaped structure, a down-flow pipeline is arranged at the bottom end of the dust collecting cavity, an air conveying pump is arranged on the dust discharging frame, a dust guide pipe is arranged on the air conveying pump, and the down-flow pipeline is connected with the dust guide pipe.

As a further scheme of the invention: the inner cavity of the dust collection cavity is spirally provided with a dust guide groove.

As a further scheme of the invention: the dust guide pipe output end is connected with the absorption chamber, the drainage end is installed at the top in absorption chamber, the end of dust guide pipe is connected with the drainage end, install the dust exhaust pipe on the drainage end, the dust exhaust pipe stretches into the inner chamber to the absorption chamber, be provided with a plurality of dirt mouths on the outer wall of dust exhaust pipe, the shower head is installed at the top in absorption chamber.

As a further scheme of the invention: and the bottom ends of the dust outlets are provided with dust guide plates.

As a still further scheme of the invention: the dust exhaust pipe is vertically and obliquely arranged in the absorption cavity, and the inclination angle of the dust exhaust pipe is 10-20 degrees.

Compared with the prior art, the invention has the beneficial effects that:

the dust collection method adopts an electrostatic dust collection mode, in the design, an insulating support rod is used as a supporting structure of a main body, a conducting rod is arranged in an inner cavity and used as a conducting device, a corresponding electromagnetic field is formed by dust collection screen plates which are arranged in parallel, dust-containing gas is electrically separated when passing through a high-voltage electrostatic field, dust particles and negative ions are combined to be charged and then tend to be discharged and deposited on the surface of an anode, and the electrostatic field is utilized to ionize the gas so that the dust particles are electrically adsorbed on an electrode. Air molecules are ionized into positive ions and electrons in a strong electric field, and the electrons encounter dust particles in the process of rushing to the anode, so that the dust particles are negatively charged and adsorbed to the anode to be collected, and then suspended dust is effectively collected.

The exhaust mechanism is arranged at the cathode end, the guide cylinder for purification is arranged at the exhaust end, and the exhaust mechanism is spirally arranged through the gas transmission pipeline, so that exhaust gas flow is fully contacted with adsorption particles filled in the inner cavity, adsorption treatment is carried out during exhaust, and the purification effectiveness is ensured.

In order to ensure the discharge of dust, a dust collection cavity is arranged below the dust removal cylinder, the dust collection cavity is matched with the air delivery pump to serve as a drainage mechanism below the dust removal cylinder, a dust guide groove is spirally arranged in an inner cavity of the dust collection cavity, and the dust is ensured to be spirally collected towards the dust guide pipe, so that the dust discharge effectiveness is ensured.

This application still is provided with the absorption chamber, lets in the inner chamber to the absorption chamber with the dust exhaust pipe to the effect that water liquid sprayed is carried out the adhesion and is absorbed the dust, reaches the effective processing that can the dust. The bottom of the dust outlet is provided with the dust guide plate, so that dust attached when meeting water can be washed away along the dust guide plate, and the problem that the dust outlet is blocked by the attachment can be avoided.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application. Also, the drawings and the description are not intended to limit the scope of the present concepts in any way, but rather to illustrate the concepts of the present disclosure to those skilled in the art by reference to specific embodiments.

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a first schematic structural diagram of the dust removing cylinder of the present invention.

FIG. 3 is a schematic structural diagram of a second dust removing cylinder according to the present invention.

Fig. 4 is a schematic structural view of the guide shell of the present invention.

Figure 5 is a schematic view of the dust collecting chamber according to the present invention.

Fig. 6 is a schematic view of the structure of the absorption chamber in the present invention.

In the figure: 1-a dust removing cylinder, 11-an air inlet port, 12-an air inlet filter screen plate, 13-an insulating support rod, 14-a fixed bearing, 15-a positioning plate, 16-a dust falling screen plate, 17-a conductive end, 18-a conductive rod, 19-an exhaust end, 10-a dust falling cavity, 2-a dust exhaust frame, 21-a dust collecting cavity, 22-a downstream pipeline, 23-an air conveying pump, 24-a dust guide pipe, 25-a dust guide groove, 3-an absorption cavity, 31-a dust exhaust pipe, 32-a dust outlet, 33-a dust guide plate, 34-a spray head, 35-a flow guide end, 4-a guide cylinder, 41-a sealing layer, 42-adsorption particles, 43-a booster pump, 44-an air conveying pipeline, 45-an exhaust hole, 46-an exhaust pipe, 47-a center line support rod, 48-outer strut, 49-support end.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, examples of which are shown in the drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements, unless otherwise indicated.

It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1, 2 and 3, a filter cartridge type industrial dust collector for air purification includes a dust collecting cartridge 1 and a guide cylinder 4, the top of the dust removing cylinder 1 is provided with an air inlet port 11, the bottom of the air inlet port 11 is provided with an air inlet filter screen plate 12, an insulating support rod 13 is arranged in the inner cavity of the dust removing cylinder 1, fixed bearings 14 are arranged at two ends of the inner wall of the dust removing cylinder 1, the insulating support rod 13 is arranged between the fixed bearings 14, a plurality of positioning sheets 15 are equidistantly arranged on the insulating support rod 13, a dust-settling screen plate 16 is erected on the positioning sheets 15 on the same horizontal line, the fixed bearing 14 and the positioning plate 15 are made of insulating materials, the inner cavity of the dust removing cylinder 1 is provided with a conducting rod 18, the conducting rod 18 is arranged between the dust-settling screen plates 16 in a penetrating mode, conducting ends 17 are respectively arranged at two ends of the conducting rod 18, and the conducting ends 17 at the upper side and the lower side are respectively a cathode conducting end and an anode conducting end.

This application adopts electrostatic precipitator's mode, during the design, through insulating branch 13 as the supporting structure of main part, is provided with conducting rod 18 as conductive device in the inner chamber again to dust fall otter board 16 that the parallel was arranged forms corresponding electromagnetic field, and dusty gas is by electrical separation when the high voltage electrostatic field, and after the dust particle was charged with the negative electricity with negative ion combination belt, trend positive pole surface discharge and deposit, thereby utilize the electrostatic field to make gaseous ionization make the dust particle electrified dust collection method of adsorbing on the electrode. Air molecules are ionized into positive ions and electrons in a strong electric field, and the electrons encounter dust particles in the process of rushing to the anode, so that the dust particles are negatively charged and adsorbed to the anode to be collected, and then suspended dust is effectively collected.

Referring to fig. 1 and 4, an exhaust end 19 is arranged at the top of the dust removing cylinder 1, the exhaust end 19 is in butt joint with the guide cylinder 4, a sealing layer 41 is arranged on the inner wall of the guide cylinder 4, adsorption particles 42 are filled in the inner cavity of the guide cylinder 4, a booster pump 43 is installed at the air inlet end of the guide cylinder 4, the exhaust end 19 is connected with the booster pump 43 through an air transmission pipeline, an air transmission pipeline 44 is installed at the air transmission end of the booster pump 43, the air transmission pipeline 44 is spirally installed in the inner cavity of the guide cylinder 4, the air transmission pipeline 44 is integrally arranged between the adsorption particles 42 in a penetrating manner, a plurality of exhaust holes 45 are formed in the pipe wall of the air transmission pipeline 44, and an exhaust pipe 46 is externally installed at the rear end of the guide cylinder 4.

The exhaust mechanism is arranged at the cathode end of the exhaust pipe, the guide cylinder 4 for purification is arranged at the exhaust end of the exhaust pipe, and the exhaust pipe 44 is spirally arranged, so that exhaust airflow is fully contacted with the adsorption particles 42 filled in the inner cavity, the adsorption treatment is carried out during exhaust, and the purification effectiveness is ensured.

Preferably, a central line support rod 47 is installed in the inner cavity of the draft tube 4, a plurality of outer support rods 48 are installed on the central line support rod 47 in a scattering manner, support ends 49 are installed at rod ends of the outer support rods 48, and the support ends 49 are fixed on the tube wall of the gas transmission tube 44 and form an outward support force. This application is provided with supporting mechanism at draft tube 4 for support to gas transmission pipeline 44 and rely on, thereby avoid the pressure boost back, form the impact force to gas transmission pipeline 44, cause the crooked problem of pipeline.

Example two:

referring to fig. 1 and 5, in this embodiment, as a further optimization of the embodiment, on the basis of the above-mentioned embodiment, a dust exhaust frame 2 is disposed below the dust removal cylinder 1, a dust reduction chamber 10 is disposed at the bottom of the dust removal cylinder 1, a dust collection chamber 21 is further disposed at the bottom of the dust reduction chamber 10, the dust collection chamber 21 is in a bucket-shaped structure, and a down-flow duct 22 is disposed at the bottom end of the dust collection chamber 21, an air pump 23 is mounted on the dust exhaust frame 2, a dust guide pipe 24 is mounted on the air pump 23, the down-flow duct 22 is connected to the dust guide pipe 24, and a dust guide groove 25 is spirally disposed in an inner cavity of the dust collection chamber 21.

In order to ensure the discharge of dust, the dust collection chamber 21 is arranged below the dust collection barrel 1, the air delivery pump 23 is matched with a drainage mechanism below the dust collection chamber 21, the inner cavity of the dust collection chamber 21 is spirally provided with a dust guide groove 25, and the dust is ensured to be collected towards the dust guide pipe 24 in a spiral manner, so that the dust discharge effectiveness is ensured.

Example three:

referring to fig. 1 and 6, in this embodiment, as a further optimization of the embodiment, on the basis of the embodiment, an output end of the dust guide pipe 24 is connected to the absorption cavity 3, a drainage end 35 is installed at the top of the absorption cavity 3, the tail end of the dust guide pipe 24 is connected to the drainage end 35, a dust exhaust pipe 31 is installed on the drainage end 35, the dust exhaust pipe 31 is installed in the absorption cavity 3 in a vertically inclined manner, an inclined angle of the dust exhaust pipe 31 is 10 to 20 °, the dust exhaust pipe 31 extends into an inner cavity of the absorption cavity 3, a plurality of dust outlets 32 are formed in an outer wall of the dust exhaust pipe 31, and a spray head 34 is installed at the top of the absorption cavity 3. This application still is provided with absorption chamber 3, lets in dust exhaust pipe 31 to the inner chamber of absorption chamber 3 to the effect that water liquid sprayed carries out the adhesion to the dust and absorbs, reaches the effective processing that can the dust.

Preferably, the bottom end of the dust outlet 32 is provided with the dust guide plate 33, so that dust attached when encountering water is washed away along the dust guide plate 33, and the problem that the dust outlet 32 is blocked by the attachment is avoided.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a filter cartridge formula industrial dust collector for air purification, includes a dust removal section of thick bamboo (1) and draft tube (4), the top of a dust removal section of thick bamboo (1) is provided with inlet port (11), the inner chamber of a dust removal section of thick bamboo (1) is provided with insulating branch (13), fixing bearing (14) are installed at the inner wall both ends of a dust removal section of thick bamboo (1), insulating branch (13) are installed between fixing bearing (14), its characterized in that, equidistant a plurality of spacer (15) of installing in insulating branch (13), spacer (15) on same water flat line are put on the shelf and are equipped with dust fall otter board (16), the inner chamber of a dust removal section of thick bamboo (1) is provided with conducting rod (18), conducting rod (18) are worn to establish between dust fall otter board (16), conducting terminal (17) are installed respectively at the both ends of conducting rod (18), conducting terminal (17) of upper and lower both sides are the conductive terminal of negative pole and positive pole respectively, an exhaust end (19) is arranged at the top of the dust removing cylinder (1), the exhaust end (19) is in butt joint with the guide cylinder (4), adsorption particles (42) are filled in an inner cavity of the guide cylinder (4), a booster pump (43) is installed at an air inlet end of the guide cylinder (4), the exhaust end (19) is connected with the booster pump (43) through an air transmission pipeline, an air transmission pipeline (44) is installed at an air transmission end of the booster pump (43), the air transmission pipeline (44) is spirally installed in the inner cavity of the guide cylinder (4), the air transmission pipeline (44) is integrally arranged among the adsorption particles (42) in a penetrating mode, a plurality of exhaust holes (45) are formed in the pipe wall of the air transmission pipeline (44), and an exhaust pipe (46) is externally installed at the rear end of the guide cylinder (4);

a center line supporting rod (47) is installed in the inner cavity of the guide cylinder (4), a plurality of outer supporting rods (48) are installed on the center line supporting rod (47) in a scattering mode outwards, supporting ends (49) are installed at the rod ends of the outer supporting rods (48), and the supporting ends (49) are fixed on the pipe wall of the gas transmission pipeline (44) and form outwards supporting force;

a dust exhaust frame (2) is arranged below the dust removal cylinder (1), a dust reduction cavity (10) is arranged at the bottom of the dust removal cylinder (1), a dust collection cavity (21) is further arranged at the bottom of the dust reduction cavity (10), the dust collection cavity (21) is of a reversed bucket-shaped structure, a down-flow pipeline (22) is arranged at the bottom end of the dust collection cavity, a gas transmission pump (23) is installed on the dust exhaust frame (2), a dust guide pipe (24) is installed on the gas transmission pump (23), and the down-flow pipeline (22) is connected with the dust guide pipe (24);

the inner cavity of the dust collection cavity (21) is spirally provided with a dust guide groove (25);

lead dirt pipe (24) output and be connected with absorption chamber (3), drainage end (35) are installed at the top in absorption chamber (3), the end of leading dirt pipe (24) is connected with drainage end (35), install dust exhaust pipe (31) on drainage end (35), dust exhaust pipe (31) stretch into the inner chamber to absorption chamber (3), be provided with a plurality of dust outlets (32) on the outer wall of dust exhaust pipe (31), shower head (34) are installed at the top in absorption chamber (3).

2. Filter cartridge industrial duster for air cleaning according to claim 1, characterized by that the bottom of the inlet port (11) is provided with an inlet screen plate (12).

3. The industrial dust collector with filter cartridge for air purification of claim 1, wherein the fixing bearing (14) and the positioning plate (15) are made of insulating materials.

4. Filter-drum industrial cleaner for air purification according to claim 1, characterized in that the inner wall of the draft tube (4) is provided with a sealing layer (41).

5. The industrial cartridge filter for air purification according to claim 1, wherein the dust outlet (32) is provided with a dust guide plate (33) at the bottom end.

6. The industrial cartridge filter for air cleaning according to claim 1, characterized in that the dust exhaust pipe (31) is installed in the absorption chamber (3) in a vertically inclined manner, and the angle of inclination of the dust exhaust pipe (31) is 10-20 °.