CN217761401U

CN217761401U - Energy-saving high-efficiency outer rotor axial flow fan

Info

Publication number: CN217761401U
Application number: CN202222103217.8U
Authority: CN
Inventors: 董娟
Original assignee: Qingdao Juwei Electric Co ltd
Current assignee: Qingdao Juwei Electric Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-11-08
Anticipated expiration: 2032-08-10

Abstract

The utility model belongs to the technical field of the fan technique and specifically relates to an energy-conserving high-efficient external rotor axial fan, which comprises a housin, the internally mounted of casing has the fan blade, first motor is installed to the rear side of fan blade, the rear side of first motor is installed and is swept grey structure, it includes the second motor to sweep grey structure, the drive end of second motor is connected with the fixing base, the side surface mounting of fixing base has the connecting rod, the rear side surface connection of connecting rod has the scrubbing brush, install the dead lever between second motor and the casing, through setting up second motor, fixing base, connecting rod, scrubbing brush, gyro wheel, embedded groove, connecting axle and spout, the scrubbing brush can be brushed the adnexed dust on the protective screen, and the fan blade rotates simultaneously and blows off the casing outside the dust, is favorable to carrying out automatic deashing to the protection network of fan blade rear side, need not to demolish the fan blade, and it is comparatively convenient to use.

Description

Energy-saving high-efficiency outer rotor axial flow fan

Technical Field

The utility model relates to a flow fan technical field specifically is an energy-conserving high-efficient external rotor axial fan.

Background

The outer rotor flow fan is a fan with a stator in the middle of the motor and a rotor outside; the air-conditioning system is widely applied to construction facilities such as hotels, restaurants, industrial and mining enterprises, office buildings, movie theaters and the like, and is used as corollary equipment of a refrigerator freezer or used for ventilation and heat dissipation; with the development of economic society, the outer rotor axial flow fan is gradually developed towards energy conservation and high efficiency.

However, when the existing energy-saving and high-efficiency outer rotor axial flow fan is used, the whole flow fan needs to be disassembled when ash is removed by a protective net on the rear side of a fan blade of the flow fan, which is inconvenient.

Therefore, an energy-saving and high-efficiency axial flow fan with an outer rotor is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an energy-conserving high-efficient external rotor axial fan to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an energy-conserving high-efficient external rotor axial fan, includes the casing, the internally mounted of casing has the fan blade, first motor is installed to the rear side of fan blade, the rear side of first motor is installed and is swept grey structure, it includes the second motor to sweep grey structure, the drive end of second motor is connected with the fixing base, the side surface mounting of fixing base has the connecting rod, the rear side outer surface of connecting rod is connected with the scrubbing brush, install the dead lever between second motor and the casing, fixing bolt is installed with the junction of second motor to the dead lever, the gyro wheel is installed to the tip of connecting rod, the embedded groove has been seted up with the junction of connecting rod to the gyro wheel, the inside of gyro wheel runs through there is the connecting axle, the spout has been seted up with the junction of casing to the gyro wheel, the protection network is installed to the rear side of scrubbing brush.

As the utility model discloses preferred scheme, the connected mode of fixing base and second motor drive end is fixed connection, connected mode between connecting rod and the fixing base is fixed welding.

As the utility model discloses preferred scheme, the connected mode between scrubbing brush and the connecting rod is fixed connection, connected mode between scrubbing brush and the protection network is for rotating and be connected.

As the utility model discloses preferred scheme, the quantity of connecting rod and scrubbing brush is two sets of, and is the symmetry and arranges, the dead lever passes through fixing bolt and second motor fixed connection.

As the utility model discloses preferred scheme, connected mode between connecting axle and the gyro wheel is fixed connection, the connecting axle rotates through embedded groove, connecting axle and connecting rod to be connected.

As the utility model discloses preferred scheme, the gyro wheel passes through the spout and is connected with the casing rotation, the quantity of gyro wheel is two sets of, and is the symmetry and arranges.

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

1. the utility model discloses in, through setting up the second motor, a fixed base, the connecting rod, the scrubbing brush, the gyro wheel, the embedded groove, connecting axle and spout, when clearing up the deposition on the protection net, second motor drive connecting rod and scrubbing brush are rotatory, the scrubbing brush can be with under the adnexed dust brush on the protection net, the fan blade rotates simultaneously and blows off the dust outside the casing, be favorable to automatic carry out automatic deashing to the protection network of fan blade rear side, need not to demolish the fan blade, it is comparatively convenient to use, and at the connecting rod at drive gyro wheel pivoted in-process, the gyro wheel carries on spacingly to the connecting rod, can prevent effectively that the connecting rod from appearing crooked phenomenon at its tip of rotatory in-process, avoid appearing the condition that the deashing dynamics is not enough to protection network outer lane.

Drawings

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

FIG. 2 is a schematic view of the housing of the present invention;

fig. 3 is a schematic diagram of the present invention for removing the fan blade and the first motor;

fig. 4 is the overall schematic view of the ash sweeping structure of the present invention.

In the figure: 1. a housing; 2. a fan blade; 3. a first motor; 4. sweeping ash; 401. a second motor; 402. a fixed seat; 403. a connecting rod; 404. a scrubbing brush; 5. a fixing rod; 6. fixing the bolt; 7. a roller; 8. a groove is embedded; 9. a connecting shaft; 10. a chute; 11. and (4) a protective net.

Detailed Description

The embodiments of the present invention will be combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the invention, a number of embodiments of the invention will be described more fully hereinafter with reference to the accompanying drawings, but which may be embodied in many different forms and are not limited to the embodiments described herein, but rather are provided so as to render the disclosure more thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, and that the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes one or more of the associated listed items and all combinations.

In an embodiment, please refer to fig. 1-4, the present invention provides a technical solution:

an energy-saving high-efficiency outer rotor axial flow fan comprises a shell 1, wherein a fan blade 2 is installed inside the shell 1, a first motor 3 is installed on the rear side of the fan blade 2, an ash sweeping structure 4 is installed on the rear side of the first motor 3, the ash sweeping structure 4 comprises a second motor 401, the driving end of the second motor 401 is connected with a fixed seat 402, a connecting rod 403 is installed on the outer surface of the side end of the fixed seat 402, and a bristle brush 404 is connected to the outer surface of the rear side of the connecting rod 403; the fixed seat 402 is fixedly connected with the driving end of the second motor 401, the connecting rod 403 is fixedly welded with the fixed seat 402, and the scrubbing brush 404 can brush away the accumulated dust on the protection net 11; the connection mode between the bristle brush 404 and the connecting rod 403 is fixed connection, the connection mode between the bristle brush 404 and the protective net 11 is rotary connection, and the protective net 11 can protect the fan blades 2; the number of the connecting rods 403 and the number of the bristle brushes 404 are two, the connecting rods are symmetrically arranged, the fixing rods 5 are fixedly connected with the second motor 401 through fixing bolts 6, and the fixing rods 5 are convenient for supporting and fixing the second motor 401;

when the dust deposited on the protective net 11 at the rear side of the fan blade 2 is thick and needs to be cleaned, a user controls the first motor 3 and the second motor 401 to operate simultaneously through remote control, the second motor 401 drives the connecting rod 403 and the bristle brush 404 to rotate through the fixing seat 402, the bristle brush 404 brushes the dust attached to the protective net 11 down, the fan blade 2 rotates to accelerate the flow speed of the air inside the shell 1, so that the dust can be brought out of the shell 1, the user can sleeve a net bag outside the shell 1 to pocket the blown dust before the dust is cleaned, the automatic dust cleaning of the protective net 11 at the rear side of the fan blade 2 is facilitated, the fan blade 2 does not need to be dismounted, and the use is convenient;

in this embodiment, referring to fig. 3 and 4, a fixing rod 5 is installed between the second motor 401 and the housing 1, a fixing bolt 6 is installed at a connection position of the fixing rod 5 and the second motor 401, a roller 7 is installed at an end of the connecting rod 403, an embedded groove 8 is opened at a connection position of the roller 7 and the connecting rod 403, a connecting shaft 9 penetrates through the inside of the roller 7, a sliding groove 10 is opened at a connection position of the roller 7 and the housing 1, and a protective net 11 is installed at the rear side of the bristle brush 404; the connecting shaft 9 is fixedly connected with the roller 7, the connecting shaft 9 is rotatably connected with the connecting rod 403 through the embedded groove 8 and the connecting shaft 9, and the connecting shaft 9 is convenient for connecting the roller 7 and the connecting rod 403; the gyro wheel 7 rotates with casing 1 through spout 10 to be connected, and the quantity of gyro wheel 7 is two sets of, and is the symmetry and arranges, and spout 10 is spacing to gyro wheel 7.

When the second motor 401 drives the connecting rod 403 to rotate, the connecting rod 403 drives the roller 7 to rotate, the roller 7 limits the connecting rod 403, the end of the connecting rod 403 can be effectively prevented from being bent in the rotating process, and the situation that the dust removing force of the outer ring of the protective net 11 is insufficient is avoided.

The utility model discloses work flow: when the energy-saving high-efficiency outer rotor axial flow fan is used, when ash deposited on the protective net 11 at the rear side of the fan blade 2 is thick and needs to be cleaned, a user controls the first motor 3 and the second motor 401 to operate simultaneously through remote control, the second motor 401 drives the connecting rod 403 and the bristle brush 404 to rotate through the fixing seat 402, under the condition that the connection mode between the bristle brush 404 and the protective net 11 is rotation connection, the bristle brush 404 brushes the dust attached to the protective net 11, the fan blade 2 rotates to accelerate the gas flow speed inside the casing 1, so that the dust can be brought out of the casing 1, the user can sleeve a net bag outside the casing 1 to hold the blown dust before ash cleaning, automatic ash cleaning can be automatically performed on the protective net 11 at the rear side of the fan blade 2, the fan blade 2 does not need to be detached, the use is convenient, when the connecting rod 403 is driven to rotate by the second motor 401, the connecting rod 9 is rotatably connected with the connecting rod 403 through the embedded groove 8, the roller 7 is rotatably connected with the connecting rod 403 through the sliding groove 10, the roller 7 is rotatably connected with the connecting rod 403 through the connecting groove 10, and the roller 403 can effectively prevent the phenomenon that the end of the connecting rod 403 is limited in the rotating process, and the dust cleaning force is prevented from being insufficient in the outer ring from being generated in the rotating process of the dust cleaning.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an energy-conserving high-efficient external rotor axial fan, includes casing (1), its characterized in that: the utility model discloses a fan blade, including casing (1), the internally mounted of casing (1) has fan blade (2), first motor (3) are installed to the rear side of fan blade (2), the rear side of first motor (3) is installed and is swept grey structure (4), it includes second motor (401) to sweep grey structure (4), the drive end of second motor (401) is connected with fixing base (402), the side surface mounting of fixing base (402) has connecting rod (403), the rear side outer surface of connecting rod (403) is connected with scrubbing brush (404), install dead lever (5) between second motor (401) and casing (1), fixing bolt (6) are installed with the junction of second motor (401) in dead lever (5), gyro wheel (7) are installed to the tip of connecting rod (403), embedded groove (8) have been seted up with the junction of connecting rod (403) in gyro wheel (7), connecting axle (9) have been run through to the inside of gyro wheel (7), spout (10) have been seted up with the junction of casing (1) in gyro wheel (7), brush (11) are installed to the rear side of scrubbing brush (404).

2. The energy-saving high-efficiency axial flow fan with the outer rotor as claimed in claim 1, wherein: the connecting mode of the fixed seat (402) and the driving end of the second motor (401) is fixed connection, and the connecting mode of the connecting rod (403) and the fixed seat (402) is fixed welding.

3. The energy-saving high-efficiency axial flow fan with the outer rotor as claimed in claim 1, wherein: the connection mode between the bristle brush (404) and the connecting rod (403) is fixed connection, and the connection mode between the bristle brush (404) and the protective net (11) is rotary connection.

4. The energy-saving and high-efficiency axial flow fan with the outer rotor as claimed in claim 1, is characterized in that: the number of the connecting rods (403) and the number of the scrubbing brushes (404) are two, the connecting rods and the scrubbing brushes are symmetrically arranged, and the fixing rods (5) are fixedly connected with the second motor (401) through fixing bolts (6).

5. The energy-saving and high-efficiency axial flow fan with the outer rotor as claimed in claim 1, is characterized in that: the connecting mode between connecting axle (9) and gyro wheel (7) is fixed connection, connecting axle (9) are connected through embedded groove (8), connecting axle (9) and connecting rod (403) rotation.

6. The energy-saving and high-efficiency axial flow fan with the outer rotor as claimed in claim 1, is characterized in that: the idler wheels (7) are rotatably connected with the shell (1) through sliding grooves (10), and the number of the idler wheels (7) is two and the idler wheels are symmetrically arranged.