CN216320622U

CN216320622U - Inertial pulse bag type dust collector

Info

Publication number: CN216320622U
Application number: CN202122655921.XU
Authority: CN
Inventors: 钟群武
Original assignee: Jiangsu Pingling Machinery Co ltd
Current assignee: Jiangsu Pingling Machinery Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-04-19
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses an inertial pulse bag type dust collector, which relates to the technical field of pulse bag type dust collectors and comprises a pulse bag type dust collector body, wherein a shell of the pulse bag type dust collector body consists of an upper box body at the upper part, a middle box body at the middle part and a lower box body at the lower part, the pulse bag type dust collector body is provided with a pulse injection mechanism, a feeding pre-separator, a bag type filtering mechanism and a discharging mechanism, the output end of the pulse injection mechanism is communicated with a compressed air interface through a pipeline, and the compressed air interface is used for being communicated with an external high-pressure air source. The blowing dust removal is carried out by using the compressed air of 0.4-0.6MPa, and the pulse airflow can blow the filter bag from inside to outside while the whole filter bag obtains micro vibration, so that the dust removal effect is better.

Description

Inertial pulse bag type dust collector

Technical Field

The utility model relates to the technical field of pulse bag type dust collectors, in particular to an inertia pulse bag type dust collector.

Background

The pulse bag type dust collector body structure mainly comprises an upper air duct (air purifying chamber), a middle air duct (bag chamber), a lower air duct (ash bucket), an air duct, an ash cleaning system, an ash discharging mechanism and the like. Wherein, dusty gas enters the lower air duct (dust hopper) from the air inlet duct, the coarse dust particles directly fall into the bottom of the lower air duct (dust hopper), the fine dust particles upwards enter the middle air duct (bag chamber) along with the turning of the air flow, the dust is deposited on the outer surface of the filter bag, the filtered gas enters the upper air duct (air purifying chamber), and when the fine dust particles are exhausted to the atmosphere through the exhaust fan and pass through the filter layer for dusty smoke holes, the dust particles in the air flow are intercepted and trapped by the filter layer, thereby realizing the gas-solid separation.

In the prior art, when the filter bag is subjected to blowing dust removal operation, the whole filter bag can be blown by using the pulse airflow, so that the filter bag can be subjected to micro vibration through micro vibration, the dust removal effect is achieved, but the pulse airflow cannot blow the filter bag from inside to outside, and the better dust removal effect cannot be achieved.

Disclosure of Invention

The present invention is directed to an inertial pulse bag filter to solve the above problems.

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

the inertial pulse bag type dust collector comprises a pulse bag type dust collector body, wherein a shell of the pulse bag type dust collector body is composed of an upper box body on the upper portion, an exhaust box, a middle box body in the middle portion and a lower box body on the lower portion, the pulse bag type dust collector body comprises a pulse injection mechanism, a feeding pre-separator, a bag type filtering mechanism and a discharging mechanism, the output end of the pulse injection mechanism is communicated with a compressed air interface through a pipeline, and the compressed air interface is used for connecting an external high-pressure air source.

As a further scheme of the utility model: the bag type filtering mechanism comprises a filter bag framework, a filter bag, a chassis, a gasket, a nut, a lifting hook and a hanging ring, wherein the filter bag framework is fixedly installed in a bag type filtering chamber of a middle box body through a support, the filter bag is fixedly installed inside the filter bag framework, the lower part of the filter bag is fixedly installed on the chassis, the chassis is fixedly connected to the bottom in the filter bag framework, and the lower part of the filter bag framework is connected with the lifting hook through the nut and the gasket.

As a further scheme of the utility model: an air inlet is arranged at the lower part of the middle box body.

As a further scheme of the utility model: and the middle part of the middle box body is provided with an access door.

As a further scheme of the utility model: the upper surface of going up the box fixedly connected with top cap, fixed mounting has the platform on the top cap, be provided with the guardrail around the platform, one side of platform still is provided with the ladder that is used for the climbing.

Compared with the prior art, the utility model has the beneficial effects that:

the dust remover mainly comprises a feeding preseparator, a bag-type filtering mechanism, a pulse blowing mechanism, a discharging mechanism and the like, wherein mixed airflow flows into the preseparator from an air inlet box of the dust remover to be preseparated, coarse crushed materials in the mixed airflow are preseparated and directly enter a lower box to be discharged by the discharging mechanism, fine dust which is not captured by an inertial separator enters a bag-type filtering chamber along with uniformly rising airflow, under the actions of mechanical filtering, collision, diffusion and the like, fine dust particles are blocked on the outer surface of a filtering material, the airflow enters the air discharging box through the filtering material under the action of pressure difference, the filtering material is gradually thickened along with the dust on the surface during operation, an electromagnetic pulse valve controlled by a pulse instrument utilizes compressed air of 0.4-0.6MPa to blow and remove dust according to a certain sequence and period, and the pulse airflow blows the filtering bag completely and blows through from inside to outside at the same time of ensuring that the integral filtering bag obtains micro vibration, thereby having better dust cleaning effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a side view of the present invention;

fig. 4 is a schematic structural view of a bag filter mechanism according to the present invention.

In the figure: 1. a pulse blowing mechanism; 2. an air inlet; 3. an exhaust box; 4. a platform; 5. a top cover; 6. an upper box body; 7. a middle box body; 8. an access door; 9. a lower box body; 10. a discharge mechanism; 11. a compressed air interface; 12. a filter bag framework; 13. a filter bag; 14. a chassis; 15. a gasket; 16. a nut; 17. a hook; 18. and (7) hanging a ring.

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1 to 4, in the embodiment of the present invention, an inertial pulse bag filter includes a pulse bag filter body, a housing of the pulse bag filter body is composed of an upper box 6 at an upper portion, a middle box 7 at a middle portion, and a lower box 9 at a lower portion, the pulse bag filter body includes a pulse blowing mechanism 1, an exhaust box 3, a feeding pre-separator, a bag filter mechanism, and a discharging mechanism 10, an output end of the pulse blowing mechanism 1 is communicated with a compressed air interface 11 through a pipeline, the compressed air interface 11 is used for connecting an external high-pressure air source, so that compressed air of 0.4 to 0.6MPa is used to perform blowing ash removal, and the pulse air flow blows through the filter bag from inside to outside while the filter bag obtains micro-vibration integrally, so that a better ash removal effect is achieved.

Further, bag-type filter mechanism includes filter bag skeleton 12, filter bag 13, chassis 14, gasket 15, nut 16, lifting hook 17 and hangs circle 18, filter bag skeleton 12 passes through support fixed mounting in the bag-type filter chamber of well box 7, the inside fixed mounting of filter bag skeleton 12 has filter bag 13, the lower part fixed mounting of filter bag 13 is in chassis 14, chassis 14 fixed connection is bottom in filter bag skeleton 12, the lower part of filter bag skeleton 12 is connected with lifting hook 17 through nut 16 and gasket 15, makes the air current can blow through filter bag 13 from inside to outside through filter bag skeleton 12, reaches better deashing effect.

Further, an air inlet 2 is arranged at the lower part of the middle box body 7.

Further, the middle part of the middle box body 7 is provided with an access door 8 so that a worker can conveniently overhaul the pulse bag type dust collector body.

Further, go up the last fixed surface of box 6 and be connected with top cap 5, fixed mounting has platform 4 on top cap 5, be provided with the guardrail around platform 4, one side of platform 4 still is provided with the ladder that is used for the climbing to can make things convenient for the staff to climb to last box 6 with the help of the ladder, so that accomplish the maintenance work to exhaust case 3, especially pulse jetting mechanism 1, need the periodic maintenance clearance, this is lifted and can be convenient for follow-up maintenance.

When in specific use, the dust remover mainly comprises a feeding preseparator, a bag type filtering mechanism, a pulse blowing mechanism 1, a discharging mechanism 10 and the like, wherein mixed airflow flows into the preseparator from an air inlet box of the dust remover to be preseparated, coarse crushed materials in the mixed airflow are preseparated and directly enter a lower box to be discharged by the discharging mechanism 10, fine dust which is not captured by an inertial separator enters a bag type filtering chamber along with uniformly rising airflow, under the actions of mechanical filtering, collision, diffusion and the like, fine dust particles are blocked on the outer surface of a filtering material, the airflow enters a discharging box 3 through the filtering material under the action of pressure difference, the dust on the surface of the filtering material is gradually thickened along with the operation, an electromagnetic pulse valve controlled by a pulse instrument utilizes compressed air of 0.4-0.6MPa to blow and remove dust according to a certain sequence and period, and the pulse airflow ensures that the whole filtering bag obtains micro vibration, but also blow the filter bag from the inside to the outside, thereby having better dust cleaning effect.

The power supply interface of the power utilization element in the utility model is connected with a power supply system through a switch (not shown in the figure) and a lead (not shown in the figure), so as to realize the control of the power supply interface, wherein the related circuits and control are the prior art, are well known in the prior art, and are not described herein in detail.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. Inertia pulse bag collector, including pulse bag collector body, the casing of pulse bag collector body comprises last box (6) on upper portion, well box (7) at middle part and lower box (9) of lower part, including pulse jetting mechanism (1), row's bellows (3), feeding preseparator, bag filter mechanism and row material mechanism (10) on the pulse bag collector body, its characterized in that, the output of pulse jetting mechanism (1) passes through pipeline and compressed air interface (11) intercommunication, compressed air interface (11) are used for putting through outside high pressurized air source.

2. The inertial pulse bag-type dust collector of claim 1, wherein the bag-type filtering mechanism comprises a filter bag framework (12), a filter bag (13), a chassis (14), a gasket (15), a nut (16), a lifting hook (17) and a hanging ring (18), the filter bag framework (12) is fixedly installed in a bag-type filtering chamber of the middle box body (7) through a support, the filter bag (13) is fixedly installed inside the filter bag framework (12), the lower part of the filter bag (13) is fixedly installed on the chassis (14), the chassis (14) is fixedly connected to the inner bottom of the filter bag framework (12), and the lifting hook (17) is connected to the lower part of the filter bag framework (12) through the nut (16) and the gasket (15).

3. The inertial pulse bag collector according to claim 1, characterized in that an air inlet (2) is provided at a lower position of the middle box (7).

4. Inertial pulse bag-type dust collector according to claim 1, characterized in that the middle of the middle box (7) has an access door (8).

5. The inertial pulse bag collector according to claim 1, characterized in that a top cover (5) is fixedly connected to the upper surface of the upper box (6), a platform (4) is fixedly mounted on the top cover (5), guardrails are arranged around the platform (4), and a ladder for climbing is further arranged on one side of the platform (4).