CN216909544U

CN216909544U - Pulse bag-type dust collector

Info

Publication number: CN216909544U
Application number: CN202220741546.2U
Authority: CN
Inventors: 王平
Original assignee: Hunan Xirunfu Polymer New Material Co ltd
Current assignee: Hunan Xirunfu Polymer New Material Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-07-08
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a pulse bag-type dust collector, which can effectively reduce the content of PM2.5 particles at a waste gas port of a fan through the dual functions of a diversion hopper and a filter cloth plate, can effectively reduce the accumulation of dust at the joint of a bag, a frame and a sealing ring through the large-caliber covering function of the diversion hopper, and can prolong the interval time of machine halt and dust removal.

Description

Pulse bag-type dust collector

Technical Field

The utility model relates to the technical field of industrial dust removal equipment, in particular to a pulse bag-type dust remover.

Background

For the industrial production field containing powder raw materials or powder generated during processing, the control of the dust is not only a health guarantee for the production environment of operators, but also an effective requirement for improving the product quality. The pulse bag dust collector is an improved novel high-efficiency on-line dust cleaning pulse bag type dust collector on the basis of a bag dust collector, has obvious dust collecting effect, long continuous working time and wide application, and is indispensable dust collecting equipment for industrial dust collection at present.

The pulse bag type dust collector has the advantages of high purification efficiency, large gas treatment capacity, stable performance, convenience in operation, long service life of the filter bag, small maintenance workload and the like. The cloth bag of the pulse bag type dust collector isolates large-particle dust, small-particle dust can pass through the cloth bag and then be sucked out of the box body from bottom to top through the traction force of the fan arranged at the upper end of the body of the pulse bag type dust collector, part of the small-particle dust is in the cloth bag and can cause the damage of the fan when being sucked into the fan, and more PM2.5 particles can exist in discharged gas.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide the pulse bag-type dust collector capable of effectively reducing PM2.5 particles at the air outlet.

The purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a pulse sack cleaner, the power distribution box comprises a box body, the fan subassembly, the discharge valve, sack subassembly and pulse subassembly, be provided with horizontally in the box with sack subassembly assorted orifice plate, the lateral wall of box in the below of orifice plate is equipped with the air intake, lateral wall relative with the air intake in the top of orifice plate is equipped with the air outlet, an air outlet joint filter cloth board, the fan subassembly is connected in the air outlet of box, the sack subassembly includes the sack, the sealing washer, frame and drainage fill, the sack cup joints and passes through sealing washer and orifice plate airtight connection in frame and upper end, the drainage fill inserts the frame, the external diameter of drainage fill is greater than the external diameter of frame, the internal diameter on drainage fill top is greater than the internal diameter of sack.

Furthermore, the fan assembly comprises a motor, a runner hub, an air guide sheet and an exhaust gas port, and the opening direction of the exhaust gas port is vertically arranged upwards.

Further, the air guide plate is inclined from the axis toward the exhaust gas port.

Furthermore, the frame is a longitude and latitude frame.

Further, the filter cloth plate is detachably mounted at the air outlet.

Furthermore, the drainage hopper is a PVC or nylon drainage hopper.

Furthermore, the drainage hopper is a metal drainage hopper coated with a polytetrafluoroethylene coating on the surface.

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

the pulse bag-type dust collector provided by the utility model can effectively reduce the content of PM2.5 particles at the exhaust gas outlet of the fan through the dual functions of the drainage hopper and the filter cloth plate, and can effectively reduce the dust accumulation at the joint of the bag, the frame and the sealing ring and prolong the interval time of shutdown dust removal by the large-caliber covering function of the drainage hopper.

Drawings

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

FIG. 2 is a side view of the present invention;

fig. 3 is a partially enlarged schematic view of a portion R of fig. 2;

fig. 4 is a schematic structural view of a cloth bag assembly.

The reference numbers are as follows: 1. a box body; 11. an air inlet; 12. an air outlet; 13. an orifice plate; 14. a filter cloth plate; 2. a fan assembly; 21. a motor; 22. a runner hub; 23. a wind guide sheet; 24. an exhaust gas vent; 3. a discharge valve; 4. a cloth bag assembly; 41. a cloth bag; 42. a seal ring; 43. a frame; 44. a drainage hopper; 5. and a pulse component.

Detailed Description

The present invention is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

The following are specific embodiments of the present invention, and unless otherwise specified, words having orientation indications such as "upper" and "lower" described herein should be understood as merely indicating the orientation of the drawings and not as limiting the orientation of the actual product.

As shown in fig. 1, a pulse bag-type dust collector, including box 1, fan subassembly 2, discharge valve 3, sack subassembly 4 and pulse subassembly 5, as shown in fig. 2, be provided with horizontally in the box with sack subassembly assorted orifice plate 13, the lateral wall of box below the orifice plate is equipped with air intake 11, lateral wall relative with the air intake is equipped with air outlet 12 in the top of orifice plate, as shown in fig. 3, an air outlet joint filter cloth board 14, fan subassembly connects in the air outlet of box, as shown in fig. 4, the sack subassembly includes sack 41, sealing washer 42, frame 43 and drainage fill 44, cup joint outside the frame and the upper end is passed through sealing washer and orifice plate airtight connection, the drainage fill insert frame, the external diameter of drainage fill is greater than the external diameter of frame, the internal diameter on drainage fill top is greater than the internal diameter of sack.

As shown in fig. 2 and 3, the fan assembly includes a motor 21, a runner 22, a wind guiding plate 23 and an exhaust port 24; the opening direction of the exhaust gas port is vertically upward. The upward opening direction can reduce the overflow of dust to a certain extent. The air guide sheets are obliquely arranged in an array from the axis to the direction of the waste gas port. The air guide sheet can accelerate the air flow to form a vortex towards the waste gas, thereby improving the air outlet efficiency.

As shown in fig. 2, the box body is in a shape of a cuboid combined with a cone, and the air inlet is arranged on the side wall of the cuboid in the width direction, so that the flowing path of the air flow in the box body is longer. The two discharge valves are preferably arranged, and the lower end of the box body is in a biconical shape so as to improve dust collection efficiency.

As shown in fig. 4, the frame is a longitude and latitude frame, the upper and lower ends of the longitude and latitude frame are fixed, that is, the longitude and latitude frame includes radially arranged support columns and axially arranged support rings, the upper end of the longitude and latitude frame is matched with the cloth bag and the sealing ring, the longitudinal section of the sealing ring is preferably in an L shape in the mode that the frame is matched with the sealing ring, the upper end of the longitude and latitude frame is turned outwards to present a clamping groove with a downward opening, the lower end of the sealing ring is connected with the pore plate in an airtight manner, and the upper end of the sealing ring is clamped in the clamping groove.

The cloth bag is sleeved outside the frame component, the upper edge of the cloth bag is clamped between the sealing ring and the fixing ring edge, the sealing ring is hermetically connected with the pore plate, namely, the box body is divided into two relatively separated spaces through the matching of the pore plate and the cloth bag component, namely an upper box body and a lower box body, most of large-particle dust is settled in the lower box body and slides down along a hopper body of the lower box body, a discharge valve is opened to discharge the dust, the dust in the upper box body is fine powder after penetrating through a cloth bag, the content in the upper box body is less, partial dust in the upper box body is settled and flows back to the cloth bag again under the blocking of the filter cloth plate at the outlet of the upper box body and the drainage action of the drainage hopper with the upward trumpet-shaped opening, on the one hand, the content of dust in the upper box body is reduced from the source, and on the other hand, the dust in the upper box body is blocked from the air outlet to enter the fan assembly.

The filter cloth plate is detachably arranged at the air outlet; the specific structure of the filter cloth plate can be formed by a ring body supporting filter cloth matched with the air outlet. The filter cloth board is used as a secondary filter device, and PM2.5 particles entering the fan can be effectively reduced.

The drainage fill can be polymer resin drainage fill, for example PVC or nylon etc. material, also have toughness when having better intensity. Or a metal funnel coated with a teflon coating, the funnel should preferably have an inner surface that extends smoothly in the radial direction to allow the dust particles to fall back into the cloth bag.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a pulse sack cleaner, includes box, fan subassembly, discharge valve, sack subassembly and pulse subassembly, be provided with horizontally in the box with sack subassembly assorted orifice plate, the box is in a lateral wall of the below of orifice plate is equipped with the air intake the top of orifice plate is equipped with the air outlet with the lateral wall that the air intake is relative, a characterized in that, an air outlet joint filter cloth board, fan subassembly are connected in the air outlet of box, and the sack subassembly includes sack, sealing washer, frame and drainage fill, the sack cup joint in frame and upper end are passed through the sealing washer with the orifice plate air-tight is connected, the drainage fill inserts the frame, the external diameter of drainage fill is greater than the external diameter of frame, the internal diameter on drainage fill top is greater than the internal diameter of sack.

2. The pulse bag-type dust collector of claim 1, wherein the fan assembly comprises a motor, a runner hub, an air guide sheet and a waste gas port, and the opening direction of the waste gas port is arranged vertically upwards.

3. The pulse bag dust collector of claim 2, wherein said air deflectors are arrayed in an inclined manner from the axis to the exhaust gas port.

4. The pulse bag dust collector of claim 1, wherein said frame is a longitude and latitude frame.

5. The pulse bag dust collector of claim 1, wherein said filter bag plate is detachably mounted to the air outlet.

6. The pulse bag dust collector of claim 1, wherein the drainage hopper is a PVC or nylon drainage hopper.

7. The pulse bag dust collector of claim 1, wherein the drainage hopper is a metal drainage hopper coated with a polytetrafluoroethylene coating on the surface.