CN216878350U

CN216878350U - But centrifugal fan of automatically cleaning formula

Info

Publication number: CN216878350U
Application number: CN202220023836.3U
Authority: CN
Inventors: 刘宏伟; 王迪; 缪嘉铭; 刘争; 张根根; 袁欢
Original assignee: Wuxi Jingen Fan Co ltd
Current assignee: Wuxi Jingen Fan Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-07-05
Anticipated expiration: 2032-01-06

Abstract

The utility model relates to the field of centrifugal fans, and particularly discloses a self-cleaning centrifugal fan, which comprises: the air conditioner comprises a machine body, wherein an air outlet is formed in the top of the upper end of the machine body, and a filter screen is arranged inside the air outlet; the movable cavity is arranged inside the air outlet, a central column is arranged inside the movable cavity, a moving groove is arranged at the inner side end of the movable cavity, and a sliding groove is arranged at the outer side end of the movable cavity; the second oblique wheel is arranged in the movable cavity; the beneficial effects are that: make the dust of filter screen surface adhesion drop through the striking, blow off the dust at the gas that blows off through the operation of organism itself, reach the cleanness to filter screen surface adhesion dust to avoid manually going to dismantle and clean the filter screen, as long as just can carry out cleaning work when the organism starts always, make the filter screen can keep clean state always.

Description

But centrifugal fan of automatically cleaning formula

Technical Field

The utility model relates to the field of centrifugal fans, in particular to a self-cleaning centrifugal fan.

Background

The centrifugal fan is a device which can raise gas pressure and send gas into the interior of the machine by means of input mechanical energy, belonging to the field of fluid machinery. The centrifugal fan is mainly used for ventilation, dust exhaust, cooling and the like.

In the prior art, after a filter screen at an air outlet of a centrifugal fan is used for a long time, a lot of dust can be adhered to the filter screen, when the centrifugal fan is not used, the dust can fall into a machine body from the air outlet, once the dust is accumulated too much, the operation of the whole centrifugal fan is influenced, generally, the filter screen is detached and independently manually cleaned, and the operation is very troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a self-cleaning centrifugal fan to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a self-cleanable centrifugal fan, the self-cleanable centrifugal fan comprising:

the air conditioner comprises a machine body, wherein an air outlet is formed in the top of the upper end of the machine body, and a filter screen is arranged inside the air outlet;

the movable cavity is arranged inside the air outlet, a central column is arranged inside the movable cavity, a moving groove is formed in the side end inside the movable cavity, and a sliding groove is formed in the side end outside the movable cavity; and

the second oblique wheel is arranged in the movable cavity.

Preferably, the air outlet is provided with two groups of movable cavities in a bilateral symmetry manner, a central column is arranged in the middle of each movable cavity, a movable groove is formed in the inner side of each movable cavity, the outer side of each movable groove is communicated with the corresponding movable cavity, and the inner side of each movable groove penetrates through the air outlet.

Preferably, bearing seats are arranged at the upper end and the lower end of the central column 6, the bearing seats are located inside the air outlet 2, reciprocating threads are arranged on the outer side of the upper end of the central column, a moving block is sleeved on the outer side of the bottom of the reciprocating threads, and a first bevel wheel is sleeved on the outer side of the bottom of the central column.

Preferably, the inner side end of the moving block is fixedly connected with a top plate, the top plate penetrates through the moving groove and extends to the inner side, and the upper end of the inner side of the top plate is fixedly connected with the impact block.

Preferably, the second oblique wheels are arranged in two groups corresponding to the movable cavities, the second oblique wheels are meshed with the first oblique wheels, the inner side ends of the second oblique wheels are fixedly connected with rotating rods, the inner side ends of the rotating rods penetrate through the side wall of the air outlet and extend to the inner side, and fan blades are fixedly connected to the outer ends of the inner sides of the rotating rods.

Preferably, the fan blades are arranged in four groups in an annular equidistant manner by taking the rotating rod as the center, and the inner side end of each group of fan blades is fixedly connected with the rotating rod.

Preferably, the outer side end of the movable cavity is provided with a sliding groove, the sliding grooves are internally provided with sliding blocks, and the inner side ends of the sliding blocks are fixedly connected with the outer side end of the moving block.

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

1. according to the self-cleaning centrifugal fan, the collision block can be pushed to collide the filter screen through the matching of the central column and the fan blades of the self-cleaning centrifugal fan, dust adhered to the surface of the filter screen is enabled to fall off through collision, the dust is blown out through air blown out by the operation of the fan body, the purpose of cleaning the dust adhered to the surface of the filter screen is achieved, the filter screen is prevented from being detached and cleaned manually, cleaning work can be carried out all the time as long as the fan body is started, and the filter screen can be kept in a clean state all the time.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of an air outlet according to the present invention;

FIG. 3 is a cross-sectional view of the air outlet of the present invention;

fig. 4 is a schematic structural diagram of a portion a in fig. 3.

In the figure: the air purifier comprises a machine body 1, an air outlet 2, a filter screen 3, a movable cavity 4, a movable groove 5, a central column 6, a movable block 7, a top plate 8, an impact block 9, a first oblique wheel 10, a second oblique wheel 11, a rotating rod 12, fan blades 13, a sliding groove 14 and a sliding block 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a self-cleanable centrifugal fan, the self-cleanable centrifugal fan comprising: the air conditioner comprises a machine body 1, wherein after the machine body 1 is started, air starts to blow from an air outlet 2 to the outside in the machine body 1, when the generated wind power is enough, a fan blade 13 is driven to rotate, the top of the upper end of the machine body 1 is provided with the air outlet 2, a filter screen 3 is arranged in the air outlet 2, and two groups of movable cavities 4 are symmetrically arranged in the air outlet 2 from left to right;

a movable cavity 4, the movable cavity 4 is arranged inside the air outlet 2, a central column 6 is arranged inside the movable cavity 4, the central column 6 is arranged in the middle inside each movable cavity 4, a moving groove 5 is arranged inside the movable cavity 4, the outer side of the moving groove 5 is communicated with the movable cavity 4, the inner side of the moving groove 5 penetrates through the air outlet 2, the inner side end of the movable cavity 4 is provided with the moving groove 5, the outer side end of the movable cavity 4 is provided with a chute 14, the upper end and the lower end of the central column 6 are respectively provided with a bearing seat, the bearing seats are respectively arranged inside the air outlet 2, the outer side of the upper end of the central column 6 is respectively provided with a reciprocating screw thread, a moving block 7 is sleeved outside the bottom of the reciprocating screw thread, a first oblique wheel 10 is sleeved outside the bottom of the central column 6, the central column 6 drives the moving block 7 to move through the reciprocating screw thread on the outer side of the upper end, the moving block 7 drives a top plate 8 to move, the inner side end of the moving block 7 is fixedly connected with the top plate 8, the top plate 8 drives the impact block 9 to move, when the moving block 7 moves to the topmost part of the reciprocating thread, the impact block 9 impacts the filter screen 3, dust attached to the surface of the filter screen 3 is removed through impact, and a cleaning effect is achieved, the top plate 8 penetrates through the moving groove 5 and extends to the inner side, the upper end of the inner side of the top plate 8 is fixedly connected with the impact block 9, the impact block 9 is made of rubber, sliding grooves 14 are formed in the outer side ends of the movable cavity 4, sliding blocks 15 are arranged inside the sliding grooves 14, and the inner side ends of the sliding blocks 15 are fixedly connected with the outer side ends of the moving block 7; and

second oblique wheel 11, second oblique wheel 11 is located movable chamber 4 insidely, second oblique wheel 11 corresponds movable chamber 4 and is provided with two sets ofly, second oblique wheel 11 all is connected with the meshing of first oblique wheel 10, the equal fixed connection bull stick 12 of second oblique wheel 11 medial extremity, the inboard of bull stick 12 medial extremity running through air outlet 2 lateral wall and extension inboard, 12 inboard outer ends fixedly connected with flabellum 13 of bull stick, flabellum 13 drives bull stick 12 and rotates, bull stick 12 drives second oblique wheel 11, second oblique wheel 11 connects through the meshing and drives first oblique wheel 10 and rotate, flabellum 13 all uses bull stick 12 as the center and is the annular equidistance and has four groups, the equal fixed connection bull stick 12 of the medial extremity of every group flabellum 13.

The working principle is as follows: during the in-service use, after starting organism 1, organism 1 is inside begins to blow from air outlet 2 to the external world, when the wind-force of production is enough, can drive flabellum 13 and rotate, flabellum 13 drives bull stick 12 and rotates, bull stick 12 drives second bevel wheel 11, second bevel wheel 11 connects through the meshing and drives first bevel wheel 10 and rotate, first bevel wheel 10 drives center post 6 and rotates, center post 6 drives through the reciprocal screw thread in the upper end outside and moves piece 7 and remove, it drives roof 8 and removes to move piece 7, roof 8 drives striking block 9 and removes, when moving piece 7 and removing reciprocal screw thread top, striking block 9 produces the striking to filter screen 3, make the dust that the surface of filter screen 3 is stained with through the striking dispel, reach clean effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 but centrifugal fan of self-cleaning formula which characterized in that: the self-cleaning centrifugal fan comprises:

the air purifier comprises a machine body (1), wherein an air outlet (2) is formed in the top of the upper end of the machine body (1), and a filter screen (3) is arranged in the air outlet (2);

the movable cavity (4) is arranged inside the air outlet (2), the central column (6) is arranged inside the movable cavity (4), the moving groove (5) is arranged at the inner side end of the movable cavity (4), and the sliding groove (14) is arranged at the outer side end of the movable cavity (4); and

the second oblique wheel (11), the second oblique wheel (11) is located in the movable cavity (4).

2. A self-cleaning centrifugal fan as claimed in claim 1, wherein: the air outlet is characterized in that two groups of movable cavities (4) are symmetrically arranged on the left and right sides of the interior of the air outlet (2), a central column (6) is arranged in the middle of the interior of each movable cavity (4), a moving groove (5) is arranged on the inner side of each movable cavity (4), the outer side of each moving groove (5) is communicated with the corresponding movable cavity (4), and the inner side of each moving groove (5) penetrates through the air outlet (2).

3. A self-cleaning centrifugal fan as claimed in claim 1, wherein: bearing seats are arranged at the upper end and the lower end of the central column (6), the bearing seats are located inside the air outlet (2), reciprocating threads are arranged on the outer side of the upper end of the central column (6), a moving block (7) is sleeved on the outer side of the bottom of the reciprocating threads, and a first bevel wheel (10) is sleeved on the outer side of the bottom of the central column (6).

4. A self-cleaning centrifugal fan as claimed in claim 3, wherein: move piece (7) inboard side fixed connection roof (8), roof (8) run through removal groove (5) and extend to the inboard, roof (8) inboard upper end fixed connection striking piece (9).

5. A self-cleaning centrifugal fan as claimed in claim 3, wherein: the second oblique wheel (11) is provided with two sets corresponding to the movable cavity (4), the second oblique wheel (11) is connected with the first oblique wheel (10) in a meshed mode, the inner side end of the second oblique wheel (11) is fixedly connected with a rotating rod (12), the inner side end of the rotating rod (12) penetrates through the side wall of the air outlet (2) and extends to the inner side, and the outer end of the inner side of the rotating rod (12) is fixedly connected with fan blades (13).

6. A self-cleaning centrifugal fan as claimed in claim 5, wherein: the fan blades (13) are all in four groups in an annular equidistant mode by taking the rotating rod (12) as the center, and the inner side end of each group of fan blades (13) is fixedly connected with the rotating rod (12).

7. A self-cleaning centrifugal fan as claimed in claim 1, wherein: the outer side end of the movable cavity (4) is provided with a sliding groove (14), a sliding block (15) is arranged inside the sliding groove (14), and the inner side end of the sliding block (15) is fixedly connected with the outer side end of the moving block (7).