CN217163577U

CN217163577U - Pulse bag type dust collector

Info

Publication number: CN217163577U
Application number: CN202221031471.5U
Authority: CN
Inventors: 易志高; 易清平
Original assignee: Hunan Zhongliang Construction Engineering Co ltd
Current assignee: Hunan Zhongliang Construction Engineering Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-12
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a pulse bag collector belongs to dust collecting equipment technical field, including dust remover body and dust fall subassembly, the dust fall subassembly sets up in dust remover body lateral wall, and the dust fall subassembly includes air-blower, first ventilation pipe, a plurality of second ventilation pipe and a plurality of ventilation mouth. When the dust deposition needs to be cleared up to the filter bag, pulse jetting subassembly blowout high-pressure gas, the dust deposition breaks away from the filter bag, dust fall subassembly work this moment, the air-blower imports the air current to the second ventilation pipe through first ventilation pipe, the second ventilation pipe exports the air current to the clean room through the ventilation nozzle, the suspension is taken away in the inside dust of clean room to the air current, simultaneously takes away the filter bag surface part dust deposition because of the effect of air current and negative pressure, has strengthened the deashing effect.

Description

Pulse bag type dust collector

Technical Field

The utility model belongs to the technical field of dust collecting equipment, specifically a pulse bag collector.

Background

The dust collector is a device for separating dust from flue gas, wherein one of the most common dust collectors in the industry is a cloth bag type dust collector, the cloth bag type dust collector filters dust-containing gas by using the filtering action of fiber fabrics to purify the gas, and meanwhile, a layer of dust is attached to the surface of a filter bag due to the fact that the filter bag filters the gas for a long time, and the dust deposited on the surface of the filter bag needs to be cleaned.

A common cleaning mode is pulse type, compressed air is used for blowing and cleaning the filter bag through a nozzle, the filter bag is recovered after being suddenly expanded, dust attached to the surface of the filter bag is quickly separated from the filter bag and falls into an ash bucket, but small-particle dust of a pulse bag type dust collector is not easy to fall into the ash bucket during dust cleaning, a large amount of dust floats in a dust collector chamber and is attached to the filter bag again, and the dust cleaning effect is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pulse bag collector to solve the not thorough problem of dust remover deashing among the prior art.

There is provided a pulse bag collector comprising:

the dust remover comprises a dust remover body, wherein the dust remover body is provided with an air purifying chamber and a dust removing chamber from top to bottom, the air purifying chamber and the dust removing chamber are separated by a partition plate, the partition plate is provided with a plurality of filter bags, the side wall of the dust remover body is provided with a pulse injection assembly, and the side wall of the dust removing chamber is provided with a dust hopper; and

the dust fall subassembly sets up in dust remover body lateral wall, the dust fall subassembly includes air-blower, first ventilation pipe, a plurality of second ventilation pipe and a plurality of ventilation mouth, the air-blower is through first ventilation pipe and a plurality of second ventilation pipe intercommunication, and is a plurality of the second ventilation pipe is evenly arranged inside the clean room along first ventilation pipe length direction, and is a plurality of ventilation mouth and second ventilation pipe intercommunication.

Furthermore, the pulse injection subassembly includes air pocket, pulse solenoid valve, a plurality of injection pipe and a plurality of blowing nozzle, and is a plurality of pulse solenoid valve and air pocket intercommunication are passed through to injection pipe one end, and is a plurality of the injection pipe is evenly arranged inside the air-purifying chamber along air pocket length direction, and is a plurality of the blowing nozzle input communicates with the injection pipe, and is a plurality of the blowing nozzle output is just to the filter bag sack.

Furthermore, a plurality of ventilation nozzles and a plurality of filter bags are arranged at intervals, and the output ends of the ventilation nozzles and the dust exhaust port are arranged in the same direction.

Further, a plurality of the vent nozzles are in communication with a second vent conduit through a check valve.

Furthermore, a filter screen is arranged at the output end of the plurality of the ventilating nozzles.

Furthermore, the inside deep bead that still is provided with of clean room, the deep bead is the toper, the deep bead passes through a plurality of connecting rods and ash bucket fixed connection.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model provides a pair of pulse bag collector, when the laying dust need be cleared up to the filter bag, pulse jetting subassembly blowout high-pressure gas, the laying dust breaks away from the filter bag, dust fall subassembly work this moment, the air-blower passes through first ventilation pipe input to second ventilation pipe with the gas flow, the second ventilation pipe exports the air current to the clean room through the ventilation nozzle, the suspension is taken away from at the inside dust of clean room to the air current, take away the partial laying dust of filter bag surface simultaneously because of the effect of air current and negative pressure, the deashing effect has been strengthened.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of an overall structure of a pulse bag type dust collector;

fig. 2 is a schematic structural diagram of a dust fall assembly provided in an embodiment of the present invention;

fig. 3 is a schematic structural view of a ventilating nozzle provided in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a wind deflector according to an embodiment of the present invention;

in the figure: 1. a dust collector body; 110. a gas purifying chamber; 120. a dust chamber; 121. an ash hopper; 122. a wind deflector; 123. a connecting rod; 130. a partition plate; 140. a filter bag; 150. a pulse blowing assembly; 151. air bags; 152. a pulse electromagnetic valve; 153. a blowing pipe; 154. a blowing nozzle; 2. a dust fall assembly; 210. a blower; 220. a first vent pipe; 230. a second vent pipe; 240. a ventilation nozzle; 241. a check valve; 242. and (4) a filter screen.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in an embodiment of the present invention, a pulse bag type dust collector includes a dust collector body 1 and a dust settling assembly 2, the dust collector body 1 is provided with an air purifying chamber 110 and a dust removing chamber 120 from top to bottom, the air purifying chamber 110 and the dust removing chamber 120 are separated by a partition 130, the partition 130 is provided with a plurality of filter bags 140, a pulse blowing assembly 150 is arranged on a side wall of the dust collector body 1, and a dust hopper 121 is arranged on a side wall of the dust removing chamber 120; dust fall subassembly 2 sets up in dust remover body 1 lateral wall, and dust fall subassembly 2 includes air-blower 210, first ventilation pipe 220, a plurality of second ventilation pipe 230 and a plurality of ventilation nozzle 240, and air-blower 210 communicates with a plurality of second ventilation pipe 230 through first ventilation pipe 220, and a plurality of second ventilation pipe 230 evenly arrange inside clean room 120 along first ventilation pipe 220 length direction, a plurality of ventilation nozzles 240 and second ventilation pipe 230 intercommunication.

The embodiment of the utility model provides a sewage treatment is with arranging mud device's beneficial effect lies in: when filter bag 140 need clear up the deposition, pulse jetting subassembly 150 blowout high-pressure gas, the deposition breaks away from filter bag 140, dust fall subassembly 2 work this moment, air-blower 210 imports the air current to second ventilation pipe 230 through first ventilation pipe 220, second ventilation pipe 230 exports the air current to clean room 120 through ventilation nozzle 240, the suspension is taken away in the inside dust of clean room 120 to the air current, simultaneously take away the partial deposition in filter bag 140 surface because of the effect of air current and negative pressure, the deashing effect has been strengthened.

In one embodiment, referring to fig. 1, the pulse blowing assembly 150 includes an air bag 151, a pulse solenoid valve 152, a plurality of blowing pipes 153 and a plurality of blowing nozzles 154, one end of each blowing pipe 153 is communicated with the air bag 151 through the pulse solenoid valve 152, the plurality of blowing pipes 153 are uniformly arranged inside the air purifying chamber 110 along the length direction of the air bag 151, the input ends of the plurality of blowing nozzles 154 are communicated with the blowing pipes 153, and the output ends of the plurality of blowing nozzles 154 are opposite to the mouths of the filter bags 140.

With this arrangement, the air bag 151 outputs a high-pressure air flow through the pulse solenoid valve 152, the high-pressure air flow enters the blowing pipe 153, the high-pressure air mass is blown out to the filter bag 140 through the blowing nozzle 154, the filter bag 140 expands and then recovers, the accumulated dust is separated from the filter bag 140 due to inertia, the large-particle dust falls to the dust exhaust port, and part of the small-particle dust is suspended or reattached to the filter bag 140.

In one embodiment, referring to fig. 1-2, the plurality of air nozzles 240 and the plurality of filter bags 140 are arranged at intervals to ensure that the air flow completely covers each dust, the output ends of the plurality of air nozzles 240 are arranged in the same direction as the dust hopper 121, and the suspended dust is discharged from the dust hopper 121 by the output air flow.

In one embodiment, referring to fig. 3, the plurality of nozzles 240 are connected to the second ventilation pipe 230 through a check valve 241, and when the dust catcher is in normal operation, the check valve 241 prevents the dust-laden air flow from entering the second ventilation pipe 230 through the nozzles 240, which may cause the second ventilation pipe 230 to be blocked.

Further, referring to fig. 3, a filter screen 242 is disposed at an output end of the plurality of nozzles 240 to further prevent dust from entering the nozzles 240 and causing blockage.

In an embodiment, referring to fig. 4, a wind shield 122 is further disposed inside the dust chamber 120, the wind shield 122 is conical, the wind shield 122 is fixedly connected to the dust chamber 120 through a plurality of connecting rods 123, the airflow with dust collides against the wind shield 122 and the dust hopper 121 around the wind shield 122, and after multiple impacts, the dust falls into an external bin through the conical wind shield 122 and the dust hopper 121, so as to prevent the airflow with dust from directly flowing to the bin to disturb the dust inside or directly discharging into the atmosphere.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. A pulse bag house collector, comprising:

the dust remover comprises a dust remover body (1), wherein the dust remover body (1) is provided with an air purifying chamber (110) and a dust removing chamber (120) from top to bottom, the air purifying chamber (110) and the dust removing chamber (120) are separated by a partition plate (130), a plurality of filter bags (140) are arranged on the partition plate (130), a pulse spraying and blowing assembly (150) is arranged on the side wall of the dust remover body (1), and an ash hopper (121) is arranged on the side wall of the dust removing chamber (120); and

dust fall subassembly (2), set up in dust remover body (1) lateral wall, dust fall subassembly (2) include air-blower (210), first ventilation pipe (220), a plurality of second ventilation pipe (230) and a plurality of ventilation mouth (240), air-blower (210) are through first ventilation pipe (220) and a plurality of second ventilation pipe (230) intercommunication, and are a plurality of second ventilation pipe (230) are evenly arranged inside clean room (120) along first ventilation pipe (220) length direction, and are a plurality of ventilation mouth (240) and second ventilation pipe (230) intercommunication.

2. The pulse bag type dust collector as claimed in claim 1, wherein said pulse blowing assembly (150) comprises an air bag (151), a pulse solenoid valve (152), a plurality of blowing tubes (153) and a plurality of blowing nozzles (154), one end of said plurality of blowing tubes (153) is communicated with the air bag (151) through the pulse solenoid valve (152), said plurality of blowing tubes (153) are uniformly arranged inside the air purifying chamber (110) along the length direction of the air bag (151), the input ends of said plurality of blowing nozzles (154) are communicated with the blowing tubes (153), and the output ends of said plurality of blowing nozzles (154) are opposite to the mouth of the filter bag (140).

3. The pulse bag dust collector as claimed in claim 1, wherein a plurality of said ventilating nozzles (240) and a plurality of filter bags (140) are arranged at intervals, and the output ends of a plurality of said ventilating nozzles (240) are arranged in the same direction as the dust hopper (121).

4. A pulse bag house according to claim 3, wherein a plurality of said aeration nozzles (240) are in communication with the second aeration pipe (230) through non-return valves (241).

5. A pulse bag dust collector according to claim 4, characterized in that the output ends of a plurality of said ventilating nozzles (240) are provided with a filtering net (242).

6. The pulse bag dust collector of claim 1, wherein a wind deflector (122) is further arranged inside the dust collection chamber (120), the wind deflector (122) is conical, and the wind deflector (122) is fixedly connected with the ash bucket (121) through a plurality of connecting rods (123).