CN212643104U

CN212643104U - Dust exhaust fan convenient to flabellum clearance and dismantlement

Info

Publication number: CN212643104U
Application number: CN202021386621.5U
Authority: CN
Inventors: 刘万勤; 刘正东; 刘迪群; 张为军; 孙勇安
Original assignee: Jiangsu Hengkang Electrical Co ltd
Current assignee: Jiangsu Hengkang Electrical Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-03-02
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses a dust exhaust fan convenient to flabellum clearance and dismantlement, comprising a base plate, be provided with the frame on the bottom plate, and frame one side is provided with the air intake, be provided with the support on the air intake terminal surface, and fixedly connected with spring holder on the support, the frame front end is provided with the side door, and is provided with the air outlet on the side door, the side door middle part is equipped with the handle, and is provided with the buckle on one side of the side door to the side door opposite side is connected with the hinge, bottom plate one side is provided with motor support frame, and is provided with the motor on the motor support frame, the motor shaft end has shaft coupling through the screw connection, and the shaft coupling in-connection has the pivot, the pivot other end is connected with. This dust exhaust fan convenient to flabellum clearance and dismantlement can be convenient for dismantle the flabellum of dust exhaust fan to make to flabellum and the inside clearance of dust exhaust fan convenient more fast.

Description

Dust exhaust fan convenient to flabellum clearance and dismantlement

Technical Field

The utility model relates to a dust exhaust fan technical field specifically is a dust exhaust fan convenient to flabellum clearance and dismantlement.

Background

The dust exhaust fan is a gas conveying device and is widely applied to industrial production, and the dust exhaust fan is used as a branch of a centrifugal ventilation fan and a draught fan, and is increasingly important due to special occasions of use and influence on continuous large-scale industrial production.

But the current dust exhaust fan flabellum clearance and dismantlement difficulty, the dust exhaust fan passes through the flabellum rotation with the dust discharge at the course of the work, and the flabellum glues the dust very easily after long-term work to make flabellum weight increase, the load of increase motor causes the waste of electric resource, and influences the quality and the efficiency of dust exhaust fan exhaust dust, so the dust exhaust fan flabellum needs regularly to clear up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust exhaust fan convenient to flabellum clearance and dismantlement to propose current dust exhaust fan flabellum clearance and dismantle the problem of difficulty in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dust exhaust fan convenient to flabellum clearance and dismantlement, includes the bottom plate, be provided with the frame on the bottom plate, and frame one side is provided with the air intake, be provided with the support on the air intake terminal surface, and fixedly connected with spring holder on the support, the frame front end is provided with the side door, and is provided with the air outlet on the side door, the side door middle part is equipped with the handle, and is provided with the buckle on one side of the side door to the side door opposite side is connected with the hinge, bottom plate one side is provided with the motor support frame, and is provided with the motor on the motor support frame, the motor axle head has the shaft coupling through the screw connection, and the shaft coupling in-connection has the pivot.

Preferably, the number of the supports is 3, the circumferences of the supports are equidistantly distributed on the air inlet at one side of the outer frame, and one end of each support is fixedly connected to the outer frame.

Preferably, the spring seat is connected with the telescopic frame in a nested mode, and the interior of the spring seat is connected with the telescopic frame through a bearing.

Preferably, the side door is connected with the outer frame through a hinge, and a circle of rubber gasket is arranged on the inner side of the side door.

Preferably, the side surface of the coupling is symmetrically provided with 2 threaded holes, and a round hole at one end of the coupling is matched with the end of the motor shaft.

Preferably, the telescopic frame and one side of the coupling are both provided with square grooves, the cross section of the middle part of the rotating shaft is of a square structure with round cross sections at two ends, and the size of the square cross section at two ends of the rotating shaft is slightly smaller than that of the square groove at one side of the telescopic frame and the coupling.

Compared with the prior art, the beneficial effects of the utility model are that: this dust exhaust fan convenient to flabellum clearance and dismantlement can be convenient for dismantle the flabellum of dust exhaust fan to make to flabellum and the inside clearance of dust exhaust fan convenient more fast:

when needs are cleared up the flabellum of dust exhaust fan, shut down the dust exhaust fan outage, open the side door on the frame through the handle, stretch into the dust exhaust fan with the hand in, the flabellum is held up to one hand, the expansion bracket is pressed to spring holder one side to the other hand, make in the expansion bracket retraction spring holder, thereby make pivot one end break away from the expansion bracket, stimulate the flabellum to spring holder one side again, make the pivot other end and shaft joint break away from, thereby make flabellum and machine break away from completely, it can to take out the flabellum clearance from the side door.

Drawings

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

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

FIG. 3 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 4 is an enlarged schematic view of point A of FIG. 3 according to the present invention;

fig. 5 is a schematic side view of the cross-sectional structure of the present invention.

In the figure: 1. a base plate; 2. an outer frame; 3. a support; 4. a spring seat; 5. an air inlet; 6. a fan blade; 7. an air outlet; 8. buckling; 9. a handle; 10. a side door; 11. a hinge; 12. a motor; 13. a motor support frame; 14. a screw; 15. a coupling; 16. a rotating shaft; 17. a telescopic frame; 18. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a dust exhaust fan convenient for cleaning and disassembling fan blades comprises a bottom plate 1, an outer frame 2, a support 3, a spring seat 4, an air inlet 5, fan blades 6, an air outlet 7, a buckle 8, a handle 9, a side door 10, a hinge 11, a motor 12, a motor support frame 13, a screw 14, a shaft connector 15, a rotating shaft 16, a telescopic frame 17 and a spring 18, wherein the bottom plate 1 is provided with the outer frame 2, one side of the outer frame 2 is provided with the air inlet 5, the end surface of the air inlet 5 is provided with the support 3, the support 3 is fixedly connected with the spring seat 4, the front end of the outer frame 2 is provided with the side door 10, the upper end of the side door 10 is provided with the air outlet 7, the middle part of the side door 10 is provided with the handle 9, one side of the side door 10 is provided with the buckle 8, the other side of the side door 10 is connected with the hinge 11, and a rotating shaft 16 is connected in the coupling 15, the other end of the rotating shaft 16 is connected with an expansion bracket 17, and the expansion bracket 17 is connected with the spring seat 4 through a spring 18.

The number of support 3 is 3, and 3 circumference equidistance of support distribute on the air intake 5 of frame 2 one side to 3 one end fixed connection of support can be convenient for fix the spring holder 4 stable on frame 2, and can leave the air inlet space of enough big air intake 5.

Spring holder 4 and expansion bracket 17 nested connection, and spring holder 4 is inside to be connected with expansion bracket 17 through the bearing, can be convenient for make expansion bracket 17 telescopic motion in spring holder 4 to convenient to detach flabellum 6, and expansion bracket 17 can rotate for spring holder 4.

Side door 10 is connected with frame 2 through

hinge

11, and 10 inboards of side door are provided with round rubber gasket, can be convenient for open side door 10 through handle 9 to convenient to detach flabellum 6 and the inside dust of clearance machine, and rubber gasket can guarantee the leakproofness of machine in the work.

The 15 side symmetry of shaft coupling is equipped with 2 screw holes, and 15 one end round holes of shaft coupling and 12 axle head phase-matchs of motor, can be convenient for install shaft coupling 15 on motor 12 is epaxial, and can stabilize fixed shaft coupling 15 to make motor 12 stably drive flabellum 6 and rotate.

The telescopic frame 17 and the coupling 15 are provided with square grooves on one side, the cross section of the middle part of the rotating shaft 16 is of a square structure with the cross sections of the two circular ends, the size of the square cross section of the two ends of the rotating shaft 16 is slightly smaller than that of the square groove on one side of the telescopic frame 17 and the coupling 15, the two ends of the rotating shaft 16 can be conveniently installed on the telescopic frame 17 and the coupling 15, and the coupling 15 can drive the rotating shaft 16 to rotate.

The working principle is as follows: when the fan blades 6 of the dust exhaust fan need to be cleaned, the dust exhaust fan is powered off and stopped, the side door 10 on the outer frame 2 is opened through the handle 9, a hand is inserted into the dust exhaust fan, the fan blades 6 are held by one hand, the telescopic frame 17 is pressed towards one side of the spring seat 4 by the other hand, the telescopic frame 17 is retracted into the spring seat 4, one end of the rotating shaft 16 is separated from the telescopic frame 17, then the fan blades 6 are pulled towards one side of the spring seat 4, the other end of the rotating shaft 16 is separated from the shaft connector 15, the fan blades 6 are completely separated from the machine, and the fan blades 6 are taken out from the side door 10 to be cleaned;

after the fan blades 6 are cleaned, one end of a rotating shaft 16 on the fan blades 6 is inserted into a square groove of a coupling 15, one hand presses a telescopic frame 17, the other end of the rotating shaft 16 is aligned to the position of the square groove of the telescopic frame 17, the telescopic frame 17 is loosened, the end of the rotating shaft 16 is sleeved into the square groove of the telescopic frame 17, the fan blades 6 are stably fixed, the side door 10 is closed, and the machine can be started.

It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the present invention.

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 a dust exhaust fan convenient to flabellum clearance and dismantlement, includes bottom plate (1), its characterized in that: the novel door is characterized in that an outer frame (2) is arranged on the bottom plate (1), an air inlet (5) is formed in one side of the outer frame (2), a support (3) is arranged on the end face of the air inlet (5), a spring seat (4) is fixedly connected onto the support (3), a side door (10) is arranged at the front end of the outer frame (2), an air outlet (7) is formed in the upper end of the side door (10), a handle (9) is arranged in the middle of the side door (10), a buckle (8) is arranged on one side of the side door (10), a hinge (11) is connected to the other side of the side door (10), a motor support frame (13) is arranged on one side of the bottom plate (1), a motor (12) is arranged on the motor support frame (13), a coupler (15) is connected to the shaft end of the motor (12) through a screw (14), a rotating shaft, and the telescopic frame (17) is connected with the spring seat (4) through a spring (18).

2. The dust exhausting fan convenient for cleaning and disassembling the fan blade of claim 1, wherein: the number of the support (3) is 3, the circumference of the support (3) is equidistantly distributed on the air inlet (5) at one side of the outer frame (2), and one end of the support (3) is fixedly connected onto the outer frame (2).

3. The dust exhausting fan convenient for cleaning and disassembling the fan blade of claim 1, wherein: the spring seat (4) is connected with the telescopic frame (17) in a nested mode, and the interior of the spring seat (4) is connected with the telescopic frame (17) through a bearing.

4. The dust exhausting fan convenient for cleaning and disassembling the fan blade of claim 1, wherein: the side door (10) is connected with the outer frame (2) through a hinge (11), and a circle of rubber gasket is arranged on the inner side of the side door (10).

5. The dust exhausting fan convenient for cleaning and disassembling the fan blade of claim 1, wherein: the side surface of the coupling (15) is symmetrically provided with 2 threaded holes, and a round hole at one end of the coupling (15) is matched with the shaft end of the motor (12).

6. The dust exhausting fan convenient for cleaning and disassembling the fan blade of claim 1, wherein: the telescopic frame (17) and one side of the coupling (15) are both provided with square grooves, the cross section of the middle part of the rotating shaft (16) is of a square structure with round cross sections at two ends, and the size of the square cross section at two ends of the rotating shaft (16) is slightly smaller than that of the square groove at one side of the telescopic frame (17) and the coupling (15).