CN220522822U - Inclined shaft return air device - Google Patents

Abstract

The utility model relates to the technical field of air return machines, in particular to an inclined shaft air return device. Its technical scheme includes stroke board, conveyer pipe, installing frame and motor one, the inside motor one that is provided with of installing frame, motor one front end is provided with the flabellum, the installing frame air inlet is provided with the filter screen, the installing frame upper end is provided with compressed air source and motor two respectively, motor two upper ends are provided with the screw rod, the installing frame top is provided with the stroke board, the inside conveyer pipe that has run through of stroke board, the inside installing tube that is provided with of installing frame, installing tube one end is provided with the air cock. According to the utility model, the air flow filter assembly is arranged at the air exhaust end of the air return machine, and the high-pressure air source for cleaning the filter assembly in a rotating way is arranged, so that scaling of fan blades is avoided, the pressure of an output shaft of a motor is reduced, energy consumption is reduced, and meanwhile, the cleaning device guarantees the flow rate of air flow in the filter assembly.

Description

Inclined shaft return air device

Technical Field

The utility model relates to the technical field of air return machines, in particular to an inclined shaft air return device.

Background

When mining is carried out in mining areas, corresponding inclined shaft air return devices are required to be built, air flow is conveyed by an air return machine, and the air flow is conveyed through a pipeline.

When the return air machine is used, the motor is controlled by the servo system, and when the return air machine is used, because dust and dirt are more in the environment, the dust and the dirt can be accumulated on the fan blades of the return air machine to form scales, so that the resistance of the fan is increased, the pressure of the output shaft of the motor is increased, the energy consumption is increased, and the inclined shaft return air device is provided for solving the existing problem.

Disclosure of Invention

The utility model aims to solve the problems in the background technology and provides an inclined shaft air return device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a inclined shaft return air device, includes travel plate, conveyer pipe, installing frame and motor one, the inside motor one that is provided with of installing frame, motor one front end is provided with the flabellum that the equidistance distributes, the installing frame air inlet is provided with the filter screen, the installing frame upper end is provided with compressed air source and motor two respectively, motor two upper ends are provided with the screw rod, the installing frame top is provided with the travel plate, the inside conveyer pipe that runs through of travel plate, the conveyer pipe upper end is provided with the hose, the inside installing tube that is provided with of installing frame, installing tube one end is provided with the air cock that the equidistance distributes, the inside embedding of installing frame upper end is installed the sliding sleeve, conveyer pipe lower extreme slidable mounting is inside the sliding sleeve, the screw has been seted up to inside the travel plate upper end.

When the inclined shaft return air device in the scheme is used, the mounting plate is in butt joint with the air supply pipeline, when the air is supplied to the inside of a mining area, the fan blade is driven to rotate during operation of the motor, the extracted air flow filters the impurities inside the fan blade through the filter screen, the scaling of dust and dirt on the fan blade is avoided, the compressed air source is used for conveying pressure to the inside of the mounting pipe, the air tap is used on the inside of the filter screen, the motor is used for driving the screw to rotate, the travel plate is driven to move downwards, the air tap is driven to descend, and the impurities adhered and blocked inside the filter screen are blown away.

Preferably, the side of the installation frame is sleeved with an abutting plate, and installation holes are formed in four corners of the abutting plate. The butt joint plate is in butt joint with the air supply pipeline obliquely entering the mining area, and the mounting holes are splicing fixing holes of bolts.

Preferably, an outer wall of the motor is sleeved with a mounting plate, and the side of the mounting plate is connected with a mounting frame. The first motor is fixed inside the mounting frame through the mounting plate.

Preferably, one end of the hose is connected to a compressed air source. The hose possesses the flexibility for the sleeve pipe is followed the conveyer pipe and is moved vertically, and the high-pressure air flow of compressed air source conveyer pipe is passed through the people and is carried.

Preferably, the lower end of the conveying pipe is connected with the mounting pipe in a penetrating way, the conveying pipe slides in the mounting frame, and the plaster air flow connected with the hose is conveyed into the mounting pipe.

Preferably, the upper end of the screw rod is rotationally inserted into the screw hole. When the screw rotates, the travel plate is guided by the conveying pipe, the screw pushes the threaded rollaway nest in the screw hole, and the travel plate moves longitudinally.

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

1. according to the utility model, the filter screen is arranged at the air extraction end of the recovered machine to filter the extracted air flow, so that dust and dirt are prevented from adhering to the fan blades, the pressure of the output shaft and the resistance of the fan blades are reduced, the filter screen is cleaned regularly by high-pressure air flow, the filter screen is prevented from being blocked, and the wind power flow of the inclined shaft in the mining area is ensured.

Drawings

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

FIG. 2 is a schematic rear view of the present utility model;

FIG. 3 is a schematic view of a front view of the sliding sleeve of FIG. 1 according to the present utility model;

fig. 4 is a schematic top view of the travel plate of the present utility model.

Reference numerals: 1. a hose; 2. a travel plate; 3. a delivery tube; 4. a compressed air source; 5. an abutting plate; 6. a fan blade; 7. a mounting plate; 8. a mounting frame; 9. a filter screen; 10. a mounting hole; 11. a first motor; 12. installing a pipe; 13. a second motor; 14. a screw; 15. a sliding sleeve; 16. an air tap; 17. screw holes.

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.

Example 1

As shown in fig. 1-4, the inclined shaft return air device provided by the utility model comprises a travel plate 2, a conveying pipe 3, a mounting frame 8 and a motor I11, wherein the side of the mounting frame 8 is sleeved with a butt joint plate 5, mounting holes 10 are formed in four corners of the butt joint plate 5, the motor I11 is arranged in the mounting frame 8, the outer wall of the motor I11 is sleeved with a mounting plate 7, the side of the mounting plate 7 is connected with the mounting frame 8, the front end of the motor I11 is provided with fan blades 6 distributed at equal intervals, and the air inlet end of the mounting frame 8 is provided with a filter screen 9.

The procedure is based on example 1: when the motor I11 operates, the fan blade 6 is driven to rotate, the fan blade 6 rotates to accelerate the air flow, the air flow is conveyed into the pipeline, the extracted air flow filters internal impurities through the filter screen 9, the scaling of dust and dirt on the fan blade 6 is avoided, and the function of protecting the inside of the air return machine is achieved.

Example two

As shown in fig. 1-4, the inclined shaft air return device provided by the present utility model further includes, compared with the first embodiment: the installation frame 8 upper end is provided with compressed air source 4 and motor two 13 respectively, motor two 13 upper ends are provided with screw rod 14, installation frame 8 top is provided with stroke board 2, the inside conveyer pipe 3 that runs through of stroke board 2, conveyer pipe 3 upper end is provided with hose 1, hose 1 one end is connected with compressed air source 4, the inside sliding sleeve 15 of installing is installed to the embedding of installation frame 8 upper end, conveyer pipe 3 lower extreme slidable mounting is inside sliding sleeve 15, installation frame 8 inside is provided with installation tube 12, installation tube 12 one end is provided with the air cock 16 that the equidistance distributes, conveyer pipe 3 lower extreme through connection installation tube 12, screw 17 has been seted up to the inside of stroke board 2 upper end, screw rod 14 upper end rotation peg graft in screw 17 inside.

In this embodiment, the compressed air source 4 is operated to convey pressure to the inside of the installation tube 12, acts on the inside of the filter screen 9 through the air tap 16, the impurities adhered and blocked in the inside of the filter screen 9 are blown away, the motor II 13 is operated to drive the screw 14 to rotate, the travel plate 2 is pushed to move downwards to drive the air tap 16 to descend, the outer wall of the filter screen 9 is uniformly cleaned, the filter screen 9 is prevented from being blocked, and the passing flow during air flow extraction is guaranteed.

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 (6)

1. The utility model provides a inclined shaft return air device, includes travel board (2), conveyer pipe (3), installing frame (8) and motor one (11), its characterized in that: the novel air conditioner is characterized in that a motor I (11) is arranged inside the mounting frame (8), fan blades (6) distributed at equal intervals are arranged at the front end of the motor I (11), a filter screen (9) is arranged at the air inlet end of the mounting frame (8), a compressed air source (4) and a motor II (13) are respectively arranged at the upper end of the mounting frame (8), a screw (14) is arranged at the upper end of the motor II (13), a travel plate (2) is arranged above the mounting frame (8), a conveying pipe (3) penetrates through the travel plate (2), a hose (1) is arranged at the upper end of the conveying pipe (3), a mounting pipe (12) is arranged inside the mounting frame (8), an air nozzle (16) distributed at equal intervals is arranged at one end of the mounting pipe (12), a sliding sleeve (15) is embedded inside the upper end of the mounting frame (8), the lower end of the conveying pipe (3) is slidably arranged inside the sliding sleeve (15), and a screw hole (17) is formed inside the upper end of the travel plate (2).

2. A slant well return air device as defined in claim 1, wherein: the side of the mounting frame (8) is sleeved with an abutting plate (5), and mounting holes (10) are formed in four corners of the abutting plate (5).

3. A slant well return air device as defined in claim 1, wherein: the outer wall of the motor I (11) is sleeved with a mounting plate (7), and the side of the mounting plate (7) is connected with a mounting frame (8).

4. A slant well return air device as defined in claim 1, wherein: one end of the hose (1) is connected with a compressed air source (4).

5. A slant well return air device as defined in claim 1, wherein: the lower end of the conveying pipe (3) is connected with a mounting pipe (12) in a penetrating way.

6. A slant well return air device as defined in claim 1, wherein: the upper end of the screw rod (14) is rotationally inserted into the screw hole (17).