CN220769816U

CN220769816U - Dustproof axial fan

Info

Publication number: CN220769816U
Application number: CN202322535475.8U
Authority: CN
Inventors: 唐斌; 罗辉军; 郭海光; 赵勇
Original assignee: Guiyang Jiuzhou Xiangfeng Environmental Protection Technology Co ltd
Current assignee: Guiyang Jiuzhou Xiangfeng Environmental Protection Technology Co ltd
Priority date: 2023-09-19
Filing date: 2023-09-19
Publication date: 2024-04-12
Anticipated expiration: 2033-09-19

Abstract

The utility model relates to a dustproof axial fan which comprises a shell, a motor and a fan blade assembly, wherein a dustproof net is detachably connected to the outer side of the shell, a connecting rod is arranged on the outer side of the dustproof net, a hairbrush is fixedly connected to the outer wall of the connecting rod, the hairbrush abuts against the outer wall of the dustproof net, and a linkage assembly is arranged between the connecting rod and the fan blade assembly; the linkage assembly comprises a fixed block, the fixed block is fixedly connected to the outer side of the fan blade assembly, an inserting block is inserted into the inner side of the fixed block, and a rotating shaft is fixedly connected to one end, away from the fixed block, of the inserting block. This dust type axial fan has both made things convenient for the dust to dust screen surface to clear up, has reduced equipment cost again, has made things convenient for the use, has good practicality, has solved current dust type axial fan at the in-process of using, and the brush subassembly needs to set up the motor in addition and drives, has increased equipment cost like this, is unfavorable for using widely's problem.

Description

Dustproof axial fan

Technical Field

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

Background

The axial flow fan is an air flow type running fan in the same direction as the axis of the fan blade, and currently, the axial flow fan is very widely used in industrial and mining enterprises, and the axial flow fan is generally provided with a dustproof outer cover to prevent dust from entering.

Through searching, chinese patent CN217107598U discloses a dustproof axial flow fan, which comprises an axial flow fan cover arranged on an air cooler, wherein an axial flow fan is arranged inside the axial flow fan cover; four groups of installation components are fixedly connected to the outer wall of the air inlet of the axial flow fan cover at equal angles, a dust screen component is detachably and fixedly connected between the four groups of installation components, the dust screen component comprises a dust screen, the dust screen is detachably connected with the four groups of installation components, and a rotating motor is detachably and fixedly connected to the center of one side face, close to the axial flow fan, of the dust screen; the dustproof net assembly can play a dustproof role on the axial flow fan, so that dust is prevented from adhering to the axial flow fan, and the installation assembly and the dustproof net assembly are detachably connected, so that the dustproof assembly is convenient to replace; through setting up brush subassembly and rotating the motor for can drive the brush subassembly through rotating the motor and rotate, thereby drive the brush subassembly and clean dust screen surface, and then avoid dust screen surface adhesion too much dust to cause the jam.

In the using process of the dustproof axial flow fan, the brush assembly is required to be additionally provided with a motor for driving, so that the equipment cost is increased, the popularization and the use are not facilitated, and the dustproof axial flow fan is provided for solving the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the dustproof axial flow fan, which has the advantages of cost reduction and the like, and solves the problems that the brush assembly needs to be additionally provided with a motor for driving in the using process of the traditional dustproof axial flow fan, thus increasing the equipment cost and being unfavorable for popularization and use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the dustproof axial fan comprises a shell, a motor and a fan blade assembly, wherein a dustproof net is detachably connected to the outer side of the shell, a connecting rod is arranged on the outer side of the dustproof net, a hairbrush is fixedly connected to the outer wall of the connecting rod, the hairbrush abuts against the outer wall of the dustproof net, and a linkage assembly is arranged between the connecting rod and the fan blade assembly;

the linkage assembly comprises a fixed block, the fixed block is fixedly connected to the outer side of the fan blade assembly, an inserting block is inserted into the inner side of the fixed block, one end of the inserting block, which is far away from the fixed block, is fixedly connected with a rotating shaft, the rotating shaft is connected with a dust screen, the rotating shaft penetrates through the inner side of the dust screen, a sleeve is detachably connected to the outer wall of the rotating shaft, and the connecting rod is fixedly connected to the outer wall of the sleeve.

Further, the inside of shell fixed mounting has the mount pad, motor fixed mounting is to the outside of mount pad, flabellum assembly fixed mounting is to the output shaft of motor.

Further, the appearance of inserted block is the rectangle, the appearance of axis of rotation is cylindrical, the axle center of axis of rotation and the axle center of motor output shaft are located same straight line.

Further, rectangular grooves matched with the inserting blocks are formed in the inner sides of the fixing blocks, bearings are fixedly arranged on one sides, close to the fan blade assemblies, of the dustproof nets, and inner rings of the bearings are in tight fit with the outer walls of the rotating shafts.

Further, the inside of dust screen peg graft has first screw, first screw threaded connection is to the inboard of shell.

Further, the sleeve is sleeved on the outer wall of the rotating shaft, and a second screw is inserted into the inner side of the sleeve and is connected to the inner side of the rotating shaft in a threaded mode.

Further, the bottom of shell fixedly connected with landing leg, the quantity of landing leg is four.

Compared with the prior art, the utility model provides a dustproof axial flow fan, which has the following beneficial effects:

1. this dust type axial fan rotates through motor drive flabellum assembly for this axial fan operation, the flabellum assembly is at pivoted in-process, can drive fixed block and inserted block synchronous rotation, and drive the axis of rotation and rotate, drive the sleeve simultaneously and rotate, and drive the connecting rod and rotate, thereby drive the brush and rotate along the surface of dust screen, thereby clean the surface of dust screen, thereby need not set up motor drive especially, both made things convenient for the dust to the dust screen surface to clear up, equipment cost has been reduced again, the use has been made things convenient for, have good practicality, the in-process of current dust type axial fan at the use has been solved, the brush subassembly needs to set up the motor especially and drives, the equipment cost has been increased like this, be unfavorable for the problem of using widely.

2. This dustproof axial fan is convenient for realize the rapid Assembly of axis of rotation and flabellum assembly through the cooperation of fixed block and inserted block, is convenient for dismantle connecting rod and brush from the dust screen through second screw and the sleeve that sets up, has made things convenient for the clearance to maintain.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 3 is a front view of the structure of the present utility model.

In the figure: 1. a housing; 2. a mounting base; 3. a motor; 4. a fan blade assembly; 5. a dust screen; 6. a fixed block; 7. inserting blocks; 8. a rotating shaft; 9. a sleeve; 10. a connecting rod; 11. a brush; 12. a support leg; 13. a first screw; 14. a bearing; 15. and a second screw.

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.

Referring to fig. 1-3, a dustproof axial fan in this embodiment includes a housing 1, a motor 3 and fan blade assemblies 4, wherein a mounting seat 2 is fixedly mounted in the housing 1, the motor 3 is fixedly mounted on the outer side of the mounting seat 2, the fan blade assemblies 4 are fixedly mounted on an output shaft of the motor 3, legs 12 are fixedly connected to the bottom of the housing 1, and the number of the legs 12 is four.

It should be noted that, the dust screen 5 is detachably connected to the outside of the housing 1, the connecting rod 10 is provided on the outside of the dust screen 5, the brush 11 is fixedly connected to the outer wall of the connecting rod 10, the brush 11 abuts against the outer wall of the dust screen 5, the first screw 13 is inserted into the inside of the dust screen 5, the first screw 13 is connected to the inside of the housing 1 in a threaded manner, and the dust screen 5 is conveniently assembled and disassembled through the first screw 13.

In this embodiment, be provided with the linkage subassembly between connecting rod 10 and the flabellum assembly 4, the linkage subassembly includes fixed block 6, fixed block 6 fixedly connected to the outside of flabellum assembly 4, the inboard grafting of fixed block 6 has inserted block 7, the one end fixedly connected with axis of rotation 8 of fixed block 6 is kept away from to inserted block 7, axis of rotation 8 links to each other with dust screen 5, axis of rotation 8 runs through in the inboard of dust screen 5, wherein, one side fixed mounting that dust screen 5 is close to flabellum assembly 4 has bearing 14, the inner ring of bearing 14 and the outer wall close-fitting of axis of rotation 8 can produce rotary support to axis of rotation 8 through the bearing 14 that sets up, structural stability is improved.

In this embodiment, be connected with sleeve 9 on the outer wall of axis of rotation 8 detachably, connecting rod 10 fixedly connected to on the outer wall of sleeve 9, wherein, sleeve 9 cup joints on the outer wall of axis of rotation 8, and the inboard of sleeve 9 has pegged graft second screw 15, and second screw 15 threaded connection is to the inboard of axis of rotation 8, is convenient for dismantle sleeve 9 installation through the second screw 15 that sets up.

It should be noted that, the appearance of axis of rotation 8 is cylindrical, and the axle center of axis of rotation 8 and the axle center of motor 3 output shaft are located same straight line, and simultaneously, the appearance of inserted block 7 is the rectangle, and the inboard of fixed block 6 offered the rectangular channel with inserted block 7 looks adaptation, through the cooperation of inserted block 7 and fixed block 6, can drive the synchronous rotation of inserted block 7 when fan blade assembly 4 rotates.

The working principle of the embodiment is as follows:

when the dust-proof net is used, the motor 3 drives the fan blade assembly 4 to rotate, so that the axial flow fan operates, meanwhile, the fan blade assembly 4 drives the fixed block 6 and the inserting block 7 to synchronously rotate, and drives the rotating shaft 8 to rotate, and simultaneously drives the sleeve 9 to rotate, and drives the connecting rod 10 to rotate, so that the hairbrush 11 is driven to rotate along the surface of the dust-proof net 5, and therefore the surface of the dust-proof net 5 is cleaned.

The installation mode, the connection mode or the setting mode disclosed in the embodiment are all common mechanical modes, so long as the beneficial effects can be achieved, in addition, the electrical elements appearing in the text are electrically connected with the main controller and the power supply, the main controller is conventional known equipment, and the existing disclosed power connection technology, so that the specific structural composition and the working principle of the device are not repeated in the text.

It should be noted that, herein, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description and simplification of description, and does not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 dustproof axial fan, includes shell (1), motor (3) and flabellum assembly (4), its characterized in that: the outer side of the shell (1) is detachably connected with a dust screen (5), the outer side of the dust screen (5) is provided with a connecting rod (10), a hairbrush (11) is fixedly connected to the outer wall of the connecting rod (10), the hairbrush (11) abuts against the outer wall of the dust screen (5), and a linkage assembly is arranged between the connecting rod (10) and the fan blade assembly (4);

the linkage assembly comprises a fixed block (6), the fixed block (6) is fixedly connected to the outer side of the fan blade assembly (4), an inserting block (7) is inserted into the inner side of the fixed block (6), one end of the inserting block (7) away from the fixed block (6) is fixedly connected with a rotating shaft (8), the rotating shaft (8) is connected with a dustproof net (5), the rotating shaft (8) penetrates through the inner side of the dustproof net (5), a sleeve (9) is detachably connected to the outer wall of the rotating shaft (8), and a connecting rod (10) is fixedly connected to the outer wall of the sleeve (9).

2. A dust protected axial fan as defined in claim 1, wherein: the inside of shell (1) is fixed mounting has mount pad (2), motor (3) fixed mounting is to the outside of mount pad (2), flabellum assembly (4) fixed mounting is to on the output shaft of motor (3).

3. A dust protected axial fan as defined in claim 1, wherein: the external shape of the insertion block (7) is rectangular, the external shape of the rotating shaft (8) is cylindrical, and the axle center of the rotating shaft (8) and the axle center of the output shaft of the motor (3) are positioned on the same straight line.

4. A dust protected axial fan as defined in claim 1, wherein: rectangular grooves matched with the inserting blocks (7) are formed in the inner sides of the fixing blocks (6), bearings (14) are fixedly arranged on one sides, close to the fan blade assemblies (4), of the dustproof nets (5), and inner rings of the bearings (14) are tightly matched with the outer walls of the rotating shafts (8).

5. A dust protected axial fan as defined in claim 1, wherein: the inner side of the dustproof net (5) is inserted with a first screw (13), and the first screw (13) is connected to the inner side of the shell (1) in a threaded mode.

6. A dust protected axial fan as defined in claim 1, wherein: the sleeve (9) is sleeved on the outer wall of the rotating shaft (8), a second screw (15) is inserted into the inner side of the sleeve (9), and the second screw (15) is connected to the inner side of the rotating shaft (8) in a threaded mode.

7. A dust protected axial fan as defined in claim 1, wherein: the bottom of shell (1) fixedly connected with landing leg (12), the quantity of landing leg (12) is four.