CN219605638U - Wear-resisting impeller of dust removal fan - Google Patents

Abstract

The utility model relates to the technical field of impellers, in particular to a dust removal fan wear-resistant impeller which comprises a chassis, blades and an annular reinforcing plate, wherein the blades are fixedly connected to the upper end of the chassis, the annular reinforcing plate is fixedly arranged at the upper end of the blades, the upper end of the annular reinforcing plate is fixedly connected with a fixing disc and a fixing ring, and the upper surface of the fixing disc is slidably connected with a clamping plate. The circumference face threaded connection of inserted bar has first and compresses tightly cap and second and compresses tightly the cap, and the circumference face fixedly connected with connecting seat of swivel becket, inserted bar and connecting seat fixed connection, the inclined hole has been seted up to the up end of swivel becket, and the inside sliding connection in inclined hole has the fixed axle, and fixed axle fixed mounting is in the lower extreme of grip block. According to the utility model, the rotating ring can be rotated by loosening the first compression cap and the second compression cap, so that the clamping plate is driven to move in the direction away from the supporting shaft, and at the moment, the whole equipment is convenient to detach for maintenance or replacement, and the disassembling and replacing mode is more convenient to use.

Description

Wear-resisting impeller of dust removal fan

Technical Field

The utility model relates to the technical field of impellers, in particular to a dust removal fan wear-resistant impeller.

Background

In recent years, national policies advocate the development of infrastructure and expand internal requirements, so that the domestic demand for steel and cement is greatly increased, and a centrifugal induced draft fan, including impellers, is generally required for dust removal systems in the steel and cement industries.

At present, when installing impeller in dust removal fan, need smear butter on the surface of the last back shaft of fan, then the impeller is along the back shaft is installed along the butter cooperation to strike the upper end of impeller, guarantee impeller and back shaft stable connection. However, the above-mentioned connection method is troublesome, and when the impeller is problematic, it is inconvenient to detach the impeller for replacement or maintenance, so it is necessary to design a wear-resistant impeller of the dust removing fan.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a wear-resistant impeller of a dust removal fan.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a dust removal fan wear-resisting impeller, includes chassis, blade and annular reinforcing plate, the upper end fixed connection blade of chassis, annular reinforcing plate fixed mounting is in the upper end of blade. The upper end fixedly connected with fixed disk and solid fixed ring of annular reinforcing plate, the upper surface sliding connection of fixed disk has the grip block, and the upper end rotation of annular reinforcing plate is connected with the swivel becket, rotates between swivel becket and the solid fixed ring to be connected, and the fixed disk is located inside the solid fixed ring, and the solid fixed ring is located inside the swivel becket. The upper end fixedly connected with fixing base of solid fixed ring, the arc hole has been seted up to the circumference of fixing base, and the inside sliding connection in arc hole has the inserted bar, and the circumference threaded connection of inserted bar has first to compress tightly cap and second to compress tightly the cap, and the fixing base is located first to compress tightly between cap and the second and compresses tightly the cap. The circumference fixedly connected with connecting seat of swivel becket, inserted bar and connecting seat fixed connection, the inclined hole has been seted up to the up end of swivel becket, and the inside sliding connection in inclined hole has the fixed axle, and fixed axle fixed mounting is in the lower extreme of grip block.

Further, the sliding tray is offered to the up end of fixed disk, and the inside sliding connection of sliding tray has the sliding block, and sliding block fixed mounting is in the lower extreme of grip block, and the terminal surface shape of sliding block and sliding tray contact is the T type.

Further, the circle centers of the fixed disc, the fixed ring and the rotating ring are the same, and the central axis of the fixed disc coincides with the central axes of the chassis and the annular reinforcing plate.

Further, the outer surfaces of the chassis, the blades and the annular reinforcing plate are all coated with polyurethane paint.

Further, oblique shape hole, fixed axle, grip block, fixing base, inserted bar, first cap, second cap, arc hole and connecting seat that compress tightly all are provided with four, and even a week that is located the fixed disk.

Further, the clamping plate is located at the upper end of the fixed ring, and the lowest position of the clamping plate is higher than the highest position of the fixed ring.

The utility model has the following beneficial effects:

compared with the prior art, the wear-resistant impeller of the dust removal fan can be stably arranged on the supporting shaft of the dust removal fan through the matching of the clamping plate and the butter on the surface of the supporting shaft of the fan. And when the impeller has a problem and needs to be disassembled, the first compression cap and the second compression cap are loosened, the rotating ring can be rotated to drive the inclined hole to rotate, at the moment, the clamping plate is pulled to move towards the direction away from the supporting shaft under the action of the fixed shaft, and the clamping plate does not tightly clamp the supporting shaft any more, so that the whole equipment is conveniently disassembled from the supporting shaft for maintenance or replacement, and the disassembling and replacing mode is more convenient to use.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a dust removing fan wear-resistant impeller in top view;

fig. 2 is an enlarged schematic view of the abrasion-resistant impeller a in fig. 1 of a dust removing fan according to the present utility model;

fig. 3 is a schematic diagram of a structure of a dust removing fan wear-resistant impeller with a front view partially in section;

fig. 4 is an enlarged schematic view of the structure of the abrasion-resistant impeller B in fig. 3 of the dust removing fan according to the present utility model.

Legend description:

1. a chassis; 2. a blade; 3. an annular reinforcing plate; 4. a rotating ring; 5. a fixed shaft; 6. a clamping plate; 7. a sliding groove; 8. a sliding block; 9. a fixed plate; 10. a fixing ring; 11. a fixing seat; 12. an arc-shaped hole; 13. a connecting seat; 14. a rod; 15. a first compression cap; 16. a beveled hole; 17. and a second compression cap.

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 wear-resistant impeller of the dust removal fan provided by the utility model comprises a chassis 1, blades 2 and an annular reinforcing plate 3, wherein the blades 2 are fixedly connected to the upper end of the chassis 1, and the annular reinforcing plate 3 is fixedly arranged at the upper end of the blades 2. The upper end fixedly connected with fixed disk 9 and solid fixed ring 10 of annular reinforcing plate 3, the upper surface sliding connection of fixed disk 9 has grip block 6, and the upper end rotation of annular reinforcing plate 3 is connected with rotation ring 4, rotates between rotation ring 4 and the solid fixed ring 10 to be connected, and fixed disk 9 is located solid fixed ring 10 inside, and gu fixed ring 10 is located rotation ring 4 inside. The upper end fixedly connected with fixing base 11 of solid fixed ring 10, arc hole 12 has been seted up to the circumference of fixing base 11, and the inside sliding connection of arc hole 12 has inserted bar 14, and the circumference threaded connection of inserted bar 14 has first and second to compress tightly cap 15, 17, and fixing base 11 is located between first and second and compresses tightly cap 15, 17. The circumference of the rotating ring 4 is fixedly connected with a connecting seat 13, the inserted link 14 is fixedly connected with the connecting seat 13, the upper end surface of the rotating ring 4 is provided with an inclined hole 16, the inside of the inclined hole 16 is slidably connected with a fixed shaft 5, and the fixed shaft 5 is fixedly arranged at the lower end of the clamping plate 6.

During operation, through loosening first clamp cap 15 and second clamp cap 17 just can rotate swivel ring 4, and then drive grip block 6 to keeping away from the direction removal of back shaft, just be convenient for dismantle whole equipment and repair or change this moment, this kind of dismantlement change mode is used more conveniently.

Further, the sliding tray 7 has been seted up to the up end of fixed disk 9, and the inside sliding connection of sliding tray 7 has slider 8, and slider 8 fixed mounting is in the lower extreme of grip block 6, and the terminal surface shape of slider 8 and sliding tray 7 contact is the T type.

During operation, under the effect of sliding tray 7 and sliding block 8, guarantee that grip block 6 can more stable remove, and grip block 6 can not break away from with fixed disk 9 easily.

Further, the centers of the circles of the fixed disc 9, the fixed ring 10 and the rotating ring 4 are the same, and the central axis of the fixed disc 9 coincides with the central axes of the chassis 1 and the annular reinforcing plate 3.

During operation, the whole equipment can be smoothly installed on the dust removal fan along the butter of back shaft cooperation back shaft surface painting like this.

Further, the outer surfaces of the chassis 1, the blades 2 and the annular reinforcing plate 3 are all sprayed with polyurethane paint.

During operation, the wear resistance and the corrosion resistance of the impeller can be effectively enhanced by spraying polyurethane, and the service life of the whole equipment is prolonged.

Further, the inclined hole 16, the fixed shaft 5, the clamping plate 6, the fixed seat 11, the inserted link 14, the first pressing cap 15, the second pressing cap 17, the arc hole 12 and the connecting seat 13 are all provided with four, and are uniformly located on one circle of the fixed disk 9.

When the clamping device works, the plurality of clamping plates 6 are arranged, so that the contact area between the clamping plates 6 and the supporting shaft is increased, the clamping supporting shaft can be stably clamped by the clamping plates 6, and the whole device can be stably connected with the supporting shaft.

Further, the clamping plate 6 is located at the upper end of the fixing ring 10, and the lowest position of the clamping plate 6 is higher than the highest position of the fixing ring 10.

In operation, the existence of the fixing ring 10 does not easily affect the movement of the clamping plate 6, so that the clamping plate 6 can smoothly perform the moving clamping operation.

Working principle:

when the impeller of the dust removal fan is in use, when the impeller of the dust removal fan is in problem after long-time use, the first compression cap 15 and the second compression cap 17 are loosened firstly, the first compression cap 15 and the second compression cap 17 are far away from the fixed seat 11, then the rotating ring 4 can be rotated to drive the inclined hole 16 and the connecting seat 13 to rotate, the inserting rod 14 is driven to slide along the arc hole 12 along with the rotation of the connecting seat 13, the inclined hole 16 is rotated under the cooperation of the fixed shaft 5 to drive the clamping plate 6 to move along the sliding groove 7 in a direction far away from the supporting shaft, the whole equipment can be disassembled in a direction away from the supporting shaft until the clamping plate 6 moves to a proper position, the whole equipment is disassembled conveniently at the moment to be maintained or replaced, and the disassembling and replacing mode is more convenient to use.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a dust removal fan wear-resisting impeller, includes chassis (1), blade (2) and annular reinforcing plate (3), its characterized in that: the upper end of chassis (1) fixed connection blade (2), the upper end fixed mounting of annular reinforcing plate (3) is in blade (2), the upper end fixedly connected with fixed disk (9) and fixed ring (10) of annular reinforcing plate (3), the upper surface sliding connection of fixed disk (9) has grip block (6), the upper end rotation of annular reinforcing plate (3) is connected with rotation ring (4), rotation connection between rotation ring (4) and fixed ring (10), fixed disk (9) are located fixed ring (10) inside, fixed ring (10) are located rotation ring (4) inside, the upper end fixedly connected with fixing base (11) of fixed ring (10), arc hole (12) have been seted up to the circumference of fixing base (11), the inside sliding connection of arc hole (12) has inserted bar (14), the circumference face threaded connection of inserted bar (14) has first and second to compress tightly cap (17), rotation cap (11) are located first and second and compress tightly cap (15) and fixed ring (10) between rotation ring (13), the circumference of fixed connection (14) is equipped with inclined connection face (13), the inside sliding connection of inclined hole (16) has fixed axle (5), fixed axle (5) fixed mounting is in the lower extreme of grip block (6).

2. The dust removing fan wear resistant impeller of claim 1, wherein: the upper end face of fixed disk (9) has seted up sliding tray (7), the inside sliding connection of sliding tray (7) has slider (8), slider (8) fixed mounting is in the lower extreme of grip block (6), the terminal surface shape of slider (8) and sliding tray (7) contact is the T type.

3. The dust removing fan wear resistant impeller of claim 1, wherein: the center of the circle of the fixed disc (9), the center of the fixed ring (10) and the center of the circle of the rotating ring (4) are the same, and the central axis of the fixed disc (9) coincides with the central axes of the chassis (1) and the annular reinforcing plate (3).

4. The dust removing fan wear resistant impeller of claim 1, wherein: the outer surfaces of the chassis (1), the blades (2) and the annular reinforcing plate (3) are all coated with polyurethane paint.

5. The dust removing fan wear resistant impeller of claim 1, wherein: the novel clamping device is characterized in that four inclined holes (16), the fixed shaft (5), the clamping plate (6), the fixed seat (11), the inserted link (14), the first pressing cap (15), the second pressing cap (17), the arc-shaped holes (12) and the connecting seat (13) are all arranged, and the novel clamping device is uniformly located on one circle of the fixed disc (9).

6. The dust removing fan wear resistant impeller of claim 1, wherein: the clamping plate (6) is positioned at the upper end of the fixed ring (10), and the lowest position of the clamping plate (6) is higher than the highest position of the fixed ring (10).