CN219570365U

CN219570365U - High-flow acid and alkali resistant induced draft fan

Info

Publication number: CN219570365U
Application number: CN202222165443.9U
Authority: CN
Inventors: 沈虹
Original assignee: Jiangsu Heavy Fan Co ltd
Current assignee: Jiangsu Heavy Fan Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-08-22
Anticipated expiration: 2032-08-17

Abstract

The utility model discloses a high-flow acid-base resistant induced draft fan which comprises an outer cover, wherein a galvanized layer is arranged in the outer cover, a shaft core is arranged in the outer cover, a plurality of blades are welded on the outer side of the shaft core, an exhaust port is welded on the right side of the outer cover, a rectangular flange plate is welded on the exhaust port, an air inlet is formed in the upper portion of a top plate.

Description

High-flow acid and alkali resistant induced draft fan

Technical Field

The utility model relates to the technical field of induced fans, in particular to a high-flow acid-base resistant induced fan.

Background

At present, honeycomb activated carbon is mainly adopted for adsorption and concentration of organic waste gas in the surface coating industry, and the adsorbed gas is discharged up to the standard, however, at present, the induced draft fan device is severely corroded, if a conventional carbon steel material or common corrosion prevention is adopted, the service life of the device is short, rust scale can be caused to block a wind gap, so that the induced draft efficiency is reduced, and therefore, the high-flow acid and alkali resistant induced draft fan is provided.

Disclosure of Invention

The utility model aims to provide a high-flow acid and alkali resistant induced draft fan so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-flow acid and alkali resistant draught fan, includes the dustcoat, the inside of dustcoat is equipped with the galvanizing coat, the inside of dustcoat is equipped with the axle core, the outside welding of axle core has a plurality of blades, the right side welding of dustcoat has the gas vent, the welding has the rectangle ring flange on the gas vent, the air intake has been seted up on the upper portion of roof, the lower part welding of bottom plate has the folded plate, the folded plate has the motor through bolted connection.

The novel ceramic blade is characterized in that the corrosion-resistant layer is fixedly connected to the outside of the blade and comprises an epoxy resin glass fiber layer body, a polyisobutene layer is fixedly connected to the lower portion of the epoxy resin glass fiber layer body, a perfluoroethylene propylene layer is fixedly connected to the lower portion of the polyisobutene layer, a groove is formed in the left side of the blade, and a ceramic wear-resistant plate is connected to the groove through a bolt.

Preferably, a bottom plate is welded to the lower portion of the outer cover, and a top plate is welded to the upper portion of the outer cover.

The lower part of the shaft core is welded with a mounting plate, and the mounting plate is provided with a mounting hole.

Preferably, an end protection cover is welded on the mounting plate, and a positioning hole is formed in the end protection cover.

Compared with the prior art, the utility model has the beneficial effects that: the utility model is provided with the outer cover, the inside of the outer cover is provided with the galvanized layer, the rust and corrosion resistant effect is achieved, the outer side of the shaft core is welded with a plurality of blades, the right side of the outer cover is welded with the exhaust port, the exhaust port is welded with the rectangular flange plate, the exhaust connection is convenient, the outer part of the blades is fixedly connected with the corrosion resistant layer, the corrosion resistant layer comprises an epoxy resin glass fiber layer body, and the lower part of the epoxy resin glass fiber layer body is fixedly connected with the polyisobutylene layer, so that the effects of acid resistance, alkali resistance and corrosion resistance are achieved, and the installation and the replacement are convenient.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the motor structure of the present utility model;

FIG. 3 is a schematic view of a vane structure according to the present utility model;

FIG. 4 is a schematic view of the structure of the corrosion-resistant layer of the present utility model.

In the figure: 1. a shaft core; 2. an end protection cover; 3. a blade; 4. positioning holes; 5. a mounting hole; 6. a mounting plate; 7. an exhaust port; 8. a rectangular flange; 9. an outer cover; 10. a zinc plating layer; 11. a top plate; 12. a bottom plate; 13. a folded plate; 14. a motor; 15. an air inlet; 16. a corrosion resistant layer; 161. a layer of poly (perfluoroethylene propylene); 162. a polyisobutylene layer; 163. an epoxy resin glass fiber layer; 17. a groove; 18. a ceramic wear plate; 19. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a high-flow acid and alkali-resistant draught fan, includes dustcoat 9, the inside of dustcoat 9 is equipped with galvanized layer 10, the inside of dustcoat 9 is equipped with axle core 1, the outside welding of axle core 1 has a plurality of blades 3, the left side of blade 3 is equipped with recess 17, recess 17 is connected with ceramic antifriction plate 18 through bolt 19, plays the antifriction effect, prevents that blade 3 from damaging.

The right side of dustcoat 9 has welded gas vent 7, the welding has rectangular ring flange 8 on the gas vent 7, the outside fixedly connected with corrosion-resistant layer 16 of blade 3, corrosion-resistant layer 16 includes epoxy glass fiber layer body 163, the lower part fixedly connected with polyisobutene layer 162 of epoxy glass fiber layer body 163, the lower part fixedly connected with of polyisobutene layer 162 gathers perfluoroethylene propylene layer 161, plays acid and alkali resistance.

A bottom plate 12 is welded to the lower portion of the outer cover 9, and a top plate 11 is welded to the upper portion of the outer cover 9.

An air inlet 15 is formed in the upper portion of the top plate 11.

A folded plate 13 is welded at the lower part of the bottom plate 12, and the folded plate 13 is connected with a motor 14 through bolts.

The lower part of the shaft core 1 is welded with a mounting plate 6, and the mounting plate 6 is provided with a mounting hole 5.

The mounting plate 6 is welded with an end protection cover 2, and the end protection cover 2 is provided with a positioning hole 4.

Specifically, during the use, this high-flow acid-base resistant draught fan has dustcoat 9, the inside of dustcoat 9 is equipped with galvanized layer 10, plays rust-resistant corrosion-resistant effect, and the outside welding of axle core 1 has a plurality of blades 3, the right side welding of dustcoat 9 has gas vent 7, the welding has rectangular ring flange 8 on the gas vent 7, conveniently carries out exhaust connection, and the outside fixedly connected with corrosion-resistant layer 16 of blade 3, corrosion-resistant layer 16 includes epoxy glass fiber layer body 163, the lower part fixedly connected with polyisobutylene layer 162 of epoxy glass fiber layer body 163 can play acid-resistant, alkali-resistant, corrosion-resistant effect to easy to assemble and change.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-flow acid and alkali resistant draught fan, includes dustcoat (9), its characterized in that: the inside of dustcoat (9) is equipped with galvanized layer (10), the inside of dustcoat (9) is equipped with axle core (1), the outside welding of axle core (1) has a plurality of blades (3), the right side welding of dustcoat (9) has gas vent (7), the welding has rectangle ring flange (8) on gas vent (7), the outside fixedly connected with corrosion resistant layer (16) of blade (3), corrosion resistant layer (16) include epoxy glass fiber layer body (163), the lower part fixedly connected with polyisobutene layer (162) of epoxy glass fiber layer body (163), the lower part fixedly connected with of polyisobutene layer (162) is with perfluoroethylene propylene layer (161), the left side of blade (3) is equipped with recess (17), recess (17) are connected with ceramic wear-resisting plate (18) through bolt (19).

2. The high-flow acid-base resistant induced draft fan according to claim 1, wherein: the lower part of the outer cover (9) is welded with a bottom plate (12), and the upper part of the outer cover (9) is welded with a top plate (11).

3. The high-flow acid-base resistant induced draft fan according to claim 2, wherein: an air inlet (15) is formed in the upper portion of the top plate (11).

4. The high-flow acid-base resistant induced draft fan according to claim 2, wherein: a folded plate (13) is welded at the lower part of the bottom plate (12), and the folded plate (13) is connected with a motor (14) through a bolt.

5. The high-flow acid-base resistant induced draft fan according to claim 1, wherein: the lower part of the shaft core (1) is welded with a mounting plate (6), and the mounting plate (6) is provided with a mounting hole (5).

6. The high-flow acid-base resistant induced draft fan according to claim 5, wherein: the end protection cover (2) is welded on the mounting plate (6), and a positioning hole (4) is formed in the end protection cover (2).