CN215486716U

CN215486716U - Dustproof fan

Info

Publication number: CN215486716U
Application number: CN202121369400.1U
Authority: CN
Inventors: 刘言利
Original assignee: Suzhou Greefan Industry Co ltd
Current assignee: Suzhou Greefan Industry Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-01-11
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to the field of fans and discloses a dustproof fan. The method comprises the following steps: the shell is of a hollow cylindrical structure, and an air inlet and an air outlet are respectively formed in two ends of the shell. And the fan blade shaft is arranged in the shell and performs rotary motion through the driving connecting assembly. Locate the filter equipment in the casing, filter equipment includes dust screen, drying screen and the gaseous filter screen that sets gradually from left to right. Locate the dustproof subassembly of opening and close that air inlet department is located filter equipment one side, dustproof opening and close the subassembly and include: the air conditioner comprises a rotating shaft arranged at the air inlet, a movable circular baffle plate which is sleeved on the rotating shaft and has the same diameter with the air inlet, and a stepping motor which is arranged on the shell and connected with the movable circular baffle plate. Through the setting of filter equipment and dustproof opening and close the subassembly, mix the pollutant in the isolation air, reduced the inside that the pollutant is detained at the fan to the ventilation efficiency and the life of fan have been improved.

Description

Dustproof fan

Technical Field

The utility model relates to the field of fans, in particular to a dustproof fan.

Background

The fan is a mechanical equipment that ventilation used, and the fan that uses in the existing market generally is that the motor is outside, exposes in the surrounding environment with surrounding gas direct contact, and the chemical industry factory building that contains chemical products and chemical waste gas requires very high to the ventilation of factory building. The existing fan is easy to be detained in the fan after entering the fan in the use process of granular pollutants mixed in the air, so that the inside of the fan becomes dirty and difficult to clean, the ventilation efficiency is greatly reduced, and the bearing is damaged, thereby the service life of the fan is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the dustproof fan which isolates mixed pollutants in air through the arrangement of the filtering device and the dustproof opening and closing assembly, so that the pollutants are prevented from being retained in the fan, the ventilation efficiency of the fan is improved, and the service life of the fan is prolonged.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

a dust control fan comprising:

the air conditioner comprises a shell, a fan blade and a fan blade, wherein the shell is of a hollow cylindrical structure, and an air inlet and an air outlet are respectively arranged at two ends of the shell;

the fan blade shaft is arranged in the shell and performs rotary motion through the driving connecting assembly;

the filtering device is arranged in the shell and comprises a dust screen, a drying screen and a gas filter screen which are sequentially arranged from left to right;

locate air intake department is located the dustproof subassembly of opening and close of filter equipment one side, dustproof opening and close the subassembly and include: the air inlet is arranged on the shell, the rotating shaft is arranged at the air inlet, the movable circular baffle is sleeved on the rotating shaft and has the same diameter as the air inlet, and the stepping motor is arranged on the shell and connected with the movable circular baffle.

According to the technical scheme, when the fan is not used, the rotating shaft is rotated by starting the stepping motor, the movable circular baffle completely shields the air inlet, and pollutants are prevented from entering the fan. When the fan uses, through starting step motor, make the pivot rotate, make the circular baffle of activity open the air intake, meanwhile, start drive coupling assembling, make the fan blade axle rotatory, make gaseous from the air intake play entering fan, again by the air outlet air-out, wherein, the gas of entering, impurity and the pollutant of big granule in with the air through the dust screen stop outside the dust screen earlier, if contain the moisture in the air, then absorb the moisture by the drying screen and evolve, and the air has the foul gas then has gas filtration net to evolve.

As a preferable aspect of the present invention, the drive connection assembly includes: the driving motor is arranged on the shell, the belt pulley is sleeved at the output end of the driving motor, and the belt pulley is connected with the fan blade shaft.

When the fan is started and the fan blade shaft rotates, the belt pulley is driven to move by starting the driving motor to drive the fan blade shaft to rotate, so that the fan is started.

As a preferable aspect of the present invention, a support frame for supporting the fan blade shaft is provided in the housing.

According to the technical scheme, the fan blade shaft is effectively supported through the arrangement of the supporting frame, so that the fan blade shaft is more stable in rotation.

As a preferred scheme of the present invention, the housing is provided with an insertion groove for assembling the dust screen, the drying screen, and the gas filter screen, and a sealing plate is disposed at an opening of the insertion groove and fastened to the housing by a bolt.

Realize above-mentioned technical scheme, in order to make above-mentioned dust screen, drying screen and gas filter screen can clean, convenient operation only needs to loosen the bolt, takes off the closing plate, can clean dust screen, drying screen and gas filter screen.

As a preferred scheme of the utility model, the dust screen, the drying screen and the gas filter screen are provided with lifting ends.

Realize above-mentioned technical scheme, through the setting of carrying the pull-up end, can take dust screen, drying net and gas filter screen out fast.

In conclusion, the utility model has the following beneficial effects: when the fan is not used, the rotating shaft is rotated by starting the stepping motor, so that the movable circular baffle completely shields the air inlet, and pollutants are prevented from entering the fan. When the fan uses, through starting step motor, make the pivot rotate, make the circular baffle of activity open the air intake, meanwhile, start drive coupling assembling, make the fan blade axle rotatory, make gaseous from the air intake play entering fan, again by the air outlet air-out, wherein, the gas of entering, impurity and the pollutant of big granule in with the air through the dust screen stop outside the dust screen earlier, if contain the moisture in the air, then absorb the moisture by the drying screen and evolve, and the air has the foul gas then has gas filtration net to evolve. Through the setting, mixed pollutants in the isolated air are reduced, and the pollutants are retained in the fan, so that the ventilation efficiency and the service life of the fan are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic overall front view structure of the present invention.

FIG. 2 is a schematic side view of the dustproof opening/closing assembly of the present invention.

Fig. 3 is a schematic view of the structure of the sealing plate and the bolt of the present invention.

Fig. 4 is a schematic structural view of an embedded groove of the utility model.

The corresponding part names indicated by the numbers and letters in the drawings:

1. a drive motor; 2. a belt pulley; 3. a support frame; 4. a fan blade shaft; 5. an air outlet; 6. a housing; 7. a gas filter screen; 8. drying the net; 9. a dust screen; 10. a rotating shaft; 11. an air inlet; 12. a movable circular baffle; 13. a stepping motor; 14. a bolt; 15. a sealing plate; 16. and a groove is embedded.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1 to 4, the present invention is a dustproof fan, including: the shell 6 is of a hollow cylindrical structure, and an air inlet 11 and an air outlet 5 are respectively arranged at two ends of the shell 6.

Further, a fan blade shaft 4 provided inside the housing 6 and performing a rotational motion by driving the connection assembly. The drive connection assembly includes: the driving motor 1 is arranged on the shell 6, the belt pulley 2 is sleeved at the output end of the driving motor 1, and the fan blade shaft 4 of the belt pulley 2 is connected.

When the fan is started and the fan blade shaft 4 rotates, the belt pulley 2 moves by starting the driving motor 1 to drive the fan blade shaft 4 to rotate, so that the fan is started.

The supporting frame 3 for supporting the fan blade shaft 4 is arranged in the shell 6, and the fan blade shaft 4 is effectively supported through the arrangement of the supporting frame 3, so that the fan blade shaft 4 is more stable in rotation.

Furthermore, locate the filter equipment in casing 6, filter equipment contains dust screen 9, drying screen 8 and the gaseous filter screen 7 that set gradually from left to right.

An embedded groove 16 for assembling the dust screen 9, the drying screen 8 and the gas filter screen 7 is formed in the shell 6, a sealing plate 15 is arranged at an opening of the embedded groove 16, and the sealing plate 15 is fastened on the shell 6 through a bolt 14.

In order to clean the dust screen 9, the drying screen 8 and the gas filter screen 7, the operation is convenient, and the dust screen 9, the drying screen 8 and the gas filter screen 7 can be cleaned only by loosening the bolts 14 and taking down the sealing plate 15.

Be equipped with on dust screen 9, drying screen 8 and the gas filter screen 7 and carry the end of drawing, through carrying the setting of drawing the end, can take out dust screen 9, drying screen 8 and gas filter screen 7 fast.

Further, locate 11 dustproof of locating in filter equipment one side of air intake and open the subassembly, dustproof opening and close the subassembly and include: the air conditioner comprises a rotating shaft 10 arranged at an air inlet 11, a movable circular baffle 12 which is sleeved on the rotating shaft 10 and has the same diameter as the air inlet 11, and a stepping motor 13 which is arranged on the shell 6 and connected with the movable circular baffle 12.

In this embodiment, when the fan is not used, the rotating shaft 10 is rotated by starting the stepping motor 13, so that the air inlet 11 is completely shielded by the movable circular baffle 12, and the pollutants are prevented from entering the inside of the fan. When the fan uses, through starting step motor 13, make pivot 10 rotate, make activity circular baffle 12 open air intake 11, meanwhile, start drive coupling assembling, make fan blade axle 4 rotatory, make gaseous from air intake 11 play entering fan, again by air outlet 5 air-out, wherein, the gaseous of entering, impurity and the pollutant of large granule in the air block outside dust screen 9 through dust screen 9 earlier, if contain the moisture in the air, then absorb the evolution by drying net 8 to the moisture, and the air has the foul gas then has gas filtration net 7 to evolve. Through the setting, mixed pollutants in the isolated air are reduced, and the pollutants are retained in the fan, so that the ventilation efficiency and the service life of the fan are improved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a dustproof fan which characterized in that includes:

2. The dust control fan of claim 1, wherein the drive connection assembly comprises: the driving motor is arranged on the shell, the belt pulley is sleeved at the output end of the driving motor, and the belt pulley is connected with the fan blade shaft.

3. The dustproof fan of claim 1, wherein a support frame is provided in the housing to support the fan blade shaft.

4. The dustproof fan according to claim 1, wherein the housing is provided with an embedded groove for assembling the dustproof net, the drying net and the gas filter net, a sealing plate is arranged at an opening of the embedded groove, and the sealing plate is fastened on the housing through a bolt.

5. The dustproof fan of claim 1, wherein the dustproof mesh, the drying mesh and the gas filter mesh are provided with a pulling end.