CN222046169U - A cement mill fan control mechanism - Google Patents

Abstract

The utility model relates to the technical field of fans, and in particular to a control mechanism for a cement mill fan. Its technical solution includes a bellows, an air inlet pipe, a filter cover, a bottom plate, a motor and a motor. The upper end of the bottom plate is respectively provided with a motor and a bellows, and the output end of the motor is provided with an impeller rotatably installed inside the bellows. An air outlet pipe is provided at one end of the bellows, an air inlet pipe is provided at one end of the bellows, a filter cover is provided inside the air inlet pipe, a mounting ring is provided at one end of the filter cover, a spring is provided at one end of the mounting ring, a motor is provided on one side above the upper end of the air inlet pipe, a connecting block is provided at the upper end of the filter cover, and a mounting wheel is provided at one end of the motor. The utility model filters the exhaust airflow by providing a filter assembly inside the air inlet pipe of the fan, and the filter cover is cleaned by striking the assembly, thereby ensuring the stability of the fan when adjusting during the cement mill processing process and protecting the internal components of the fan.

Description

Cement mill fan regulation and control mechanism

Technical Field

The utility model relates to the technical field of fans, in particular to a cement mill fan regulating mechanism.

Background

The cement mill fan regulating and controlling mechanism is mainly used for regulating the operation parameters of the fan so as to ensure the stability and the effectiveness of a mill system.

The utility model discloses a high-efficiency energy-saving cement mill fan, which solves the problems that the diameter of an air inlet pipeline of the conventional cement mill fan is smaller, a plurality of bent pipes are needed to be used, so that the power consumption of an exhaust fan is high, and larger noise is generated at the same time; through passing through the second bolt with the fourth connecting plate and installing in third connecting plate one side, through passing through first bolt with exhaust duct and second connecting plate and installing in first connecting plate upper end, make things convenient for the different cement mill of air outlet to use, increased the practicality of device.

The technology has the advantage of noise reduction in the using process, but the technology still has the defect in use, because the technology is used in a cement processing environment, dust in the environment is large, suction air flow enters into the fan, so that abrasion of a rotor, an impeller and an air box is serious, and dust in conveying air flow influences the using stability of cement mill equipment, so that a cement mill fan regulating mechanism is provided for solving the existing problem.

Disclosure of utility model

The utility model aims to solve the problems in the background art and provides a cement mill fan regulating and controlling mechanism.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cement mill fan regulation and control mechanism, includes bellows, intake pipe, filter mantle, bottom plate, motor and motor, the bottom plate upper end is provided with motor and bellows respectively, the motor output is provided with and rotates installs in the inside impeller of bellows, bellows one end is provided with the outlet duct, bellows one end is provided with the intake pipe, the inside filter mantle that is provided with of intake pipe, filter mantle one end is provided with the collar, collar one end is provided with the spring that is annular array and distributes, intake pipe upper end top one side is provided with the motor, the filter mantle upper end is provided with the connecting block, motor one end is provided with the installation wheel.

Preferably, the bearing is embedded and installed in the bellows, and the motor output end is rotationally inserted in the bearing. When the motor operates to drive the rotating shaft to rotate, the rotating shaft is rotatably supported in the bellows through the bearing.

Preferably, the inner wall of the air inlet pipe is provided with a supporting ring, and the springs are connected with the supporting ring. The mounting ring is fixed with the support ring through a spring.

Preferably, the outer wall of the mounting wheel is provided with a protruding block, and one end of the protruding block corresponds to the connecting block. When the motor drives the mounting wheel to rotate, the cam is driven to push the connecting block, so that the connecting block is pushed by the pushing force, and the spring is extruded.

Preferably, the lower end of the air inlet pipe is provided with an ash discharge pipe, a sealing plug is arranged in the ash discharge pipe, a travel port is formed in the upper end of the air inlet pipe, and the connecting block penetrates through the travel port. Dust discharged through the filter cover is output through the dust discharging pipe, and when the fan is used, the dust discharging pipe is fixed through the sealing plug. The travel port ensures that the connecting block effectively moves inside the inlet pipe when being pushed and hit by the convex block.

Preferably, the motor outer wall has cup jointed the frame, frame lower extreme one side is connected with the intake pipe, bellows and motor lower extreme all are provided with the support, the support lower extreme is connected with the bottom plate. The motor and the bellows are fixed on the bottom plate through a bracket.

Preferably, a filter bag is arranged at one end of the filter cover, the filter bag is in a fold shape, and one end of the filter bag is connected with the supporting ring. The filter bag shields the gap between the mounting ring and the supporting ring, so that the gas bypassing the filter cover is prevented from entering the bellows, and the gas bypassing the filter cover is filtered by the filter bag.

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

1. According to the utility model, the filter cover and the filter bag in the air inlet pipe of the fan intercept the sucked air flow, so that dust in the air is prevented from entering the fan, the structures such as the impeller and the rotor in the bellows are avoided, the fan is protected, the output air flow is clean, the influence on the grinding and grinding of cement of the cement mill is avoided, and the service life of the fan is prolonged.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present utility model;

FIG. 2 is a schematic view of the primary view of the spring of FIG. 1 in an enlarged configuration in accordance with the present utility model;

FIG. 3 is a schematic diagram of a front view of the motor of FIG. 1 in accordance with the present utility model;

fig. 4 is a schematic view of a front perspective structure of an air intake pipe according to the present utility model;

Fig. 5 is a schematic view of a main sectional perspective structure of an air intake pipe of the present utility model.

Reference numerals: 1. an air outlet pipe; 2. a wind box; 3. an air inlet pipe; 4. a filter cover; 5. an ash discharge pipe; 6. a sealing plug; 7. a bottom plate; 8. an impeller; 9. a bearing; 10. a motor; 11. a bracket; 12. a mounting ring; 13. a filter bag; 14. a spring; 15. a support ring; 16. a motor; 17. a frame; 18. a mounting wheel; 19. a bump; 20. a travel port; 21. and (5) connecting a block.

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.

As shown in fig. 1-5, the utility model provides a cement mill fan regulating mechanism, which comprises a bellows 2, an air inlet pipe 3, a filter cover 4, a bottom plate 7, a motor 10 and a motor 16, wherein the upper end of the bottom plate 7 is respectively provided with the motor 10 and the bellows 2, the output end of the motor 10 is provided with an impeller 8 rotatably installed in the bellows 2, one end of the bellows 2 is provided with an air outlet pipe 1, one end of the bellows 2 is provided with the air inlet pipe 3, the inside of the air inlet pipe 3 is provided with the filter cover 4, one end of the filter cover 4 is provided with a mounting ring 12, one end of the mounting ring 12 is provided with springs 14 distributed in an annular array, a bearing 9 is embedded and installed in the bellows 2, the output end of the motor 10 is rotatably inserted in the bearing 9, when the motor 10 drives the rotating shaft to rotate, the rotating shaft is rotatably supported in the bellows 2 through the bearing 9, the inner wall of the air inlet pipe 3 is provided with a supporting ring 15, the springs 14 are connected with the supporting ring 15, the lower end of the bellows 2 and the motor 10 are respectively provided with a bracket 11, the lower end of the bracket 11 is connected with the bottom plate 7, one end of the filter cover 4 is provided with a filter bag 13, the filter bag 13 is in a shape, and one end of the filter bag 13 is connected with the supporting ring 15.

The procedure is based on example 1: the motor 10 drives the output shaft to rotate, drives the impeller 8 to rotate, and to the air inlet pipe 3 output air current transport, through the air current of air inlet pipe 3, through the dust interception in the filter mantle 4 to the air, filter bag 13 shields collar 12 and support ring 15 space department, the gas of bypassing filter mantle 4 avoids entering into bellows 2 inside, the air current of bypassing filter mantle 4 is filtered through filter bag 13, avoid the dust to enter into bellows 2 inside, avoid bellows 2 internal components to be worn and torn, avoid external dust to enter into the cement mill inside simultaneously, guarantee cement mill stability of using.

As shown in fig. 1 to 5, compared with the first embodiment, the present embodiment of the utility model further includes: the motor 16 is arranged on one side above the upper end of the air inlet pipe 3, the rack 17 is sleeved on the outer wall of the motor 16, one side of the lower end of the rack 17 is connected with the air inlet pipe 3, the connecting block 21 is arranged at the upper end of the filter cover 4, the mounting wheel 18 is arranged at one end of the motor 16, the protruding block 19 is arranged on the outer wall of the mounting wheel 18, one end of the protruding block 19 corresponds to the connecting block 21, the ash discharge pipe 5 is arranged at the lower end of the air inlet pipe 3, the sealing plug 6 is arranged inside the ash discharge pipe 5, the travel port 20 is formed in the upper end of the air inlet pipe 3, and the connecting block 21 penetrates through the travel port 20.

In this embodiment, when the motor 16 drives the installation wheel 18 to rotate, the cam is driven to push the connecting block 21, the cam is used for beating the connecting block 21, the travel port 20 ensures that the connecting block 21 effectively moves inside the inlet pipe when being pushed and beaten by the convex block 19, so that the connecting block 21 is pushed by the pushing force, further the spring 14 is extruded, when the cam passes through the connecting block 21, the spring 14 elastically resets itself, and when the cam resets, the filter cover 4 and the filter bag 13 are driven to shake, dust adhered to the outer wall of the filter cover 4 and the filter bag 13 is separated, the filter assembly is automatically cleaned, and the dust is discharged through the ash discharging pipe 3.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a cement mill fan regulation and control mechanism, includes bellows (2), intake pipe (3), filter mantle (4), bottom plate (7), motor (10) and motor (16), its characterized in that: the utility model discloses a motor, including bottom plate (7), bellows (2), motor (10) output, bellows (2) one end, filter mantle (4) are provided with air inlet pipe (3), filter mantle (4) one end is provided with collar (12), collar (12) one end is provided with spring (14) that are annular array and distribute, air inlet pipe (3) upper end top one side is provided with motor (16), filter mantle (4) upper end is provided with connecting block (21), motor (16) one end is provided with installation wheel (18).

2. The cement mill fan control mechanism of claim 1, wherein: the bellows (2) is internally embedded with a bearing (9), and the output end of the motor (10) is rotationally inserted into the bearing (9).

3. The cement mill fan control mechanism of claim 1, wherein: the inner wall of the air inlet pipe (3) is provided with a supporting ring (15), and the springs (14) are connected with the supporting ring (15).

4. The cement mill fan control mechanism of claim 1, wherein: the outer wall of the mounting wheel (18) is provided with a lug (19), and one end of the lug (19) corresponds to the connecting block (21).

5. The cement mill fan control mechanism of claim 1, wherein: the ash discharging device is characterized in that an ash discharging pipe (5) is arranged at the lower end of the air inlet pipe (3), a sealing plug (6) is arranged inside the ash discharging pipe (5), a travel port (20) is formed in the upper end of the air inlet pipe (3), and the connecting block (21) penetrates through the travel port (20).

6. The cement mill fan control mechanism of claim 1, wherein: the motor (16) outer wall has cup jointed frame (17), frame (17) lower extreme one side is connected with intake pipe (3), bellows (2) all are provided with support (11) with motor (10) lower extreme, support (11) lower extreme is connected with bottom plate (7).

7. A cement mill fan control mechanism according to claim 3, wherein: one end of the filter cover (4) is provided with a filter bag (13), the filter bag (13) is in a fold shape, and one end of the filter bag (13) is connected with the supporting ring (15).