CN218439813U

CN218439813U - Movable axial flow fan with dustproof function

Info

Publication number: CN218439813U
Application number: CN202222873695.7U
Authority: CN
Inventors: 钱浩善; 钱春明
Original assignee: WENLING CITY HOUSEHOLD ELECTROMOTOR FACTORY
Current assignee: WENLING CITY HOUSEHOLD ELECTROMOTOR FACTORY
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-02-03
Anticipated expiration: 2032-10-31

Abstract

The utility model belongs to the technical field of axial flow fans, in particular to a movable axial flow fan with a dustproof function, which comprises a cylindrical body, wherein a driving motor is arranged in the cylindrical body, and blades are arranged on an output shaft of the driving motor; an L-shaped fixture block is fixed on the end face of the cylindrical machine body, a through hole is formed in the fixing ring, a mounting column is fixed on the fixing ring, and a limiting block is fixed on the movable sheet and penetrates through the through hole; the utility model discloses a movable axial flow fan utilizes the cooperation of L form fixture block and through-hole to realize the installation of solid fixed ring to utilize the stopper to run through the through-hole in order to carry out the spacing to solid fixed ring, make solid fixed ring's installation and dismantlement all more convenient, only single can realize solid fixed ring's installation and dismantlement, the installation of the dust screen of being convenient for is used and is dismantled the clearance; the pitching angle of the cylindrical machine body is adjustable, so that the air exhaust direction can be conveniently adjusted according to actual use requirements.

Description

Movable axial flow fan with dustproof function

Technical Field

The utility model belongs to the technical field of axial fan, concretely relates to portable axial fan with dustproof function.

Background

The axial flow fan has a very wide application, namely, the axial flow fan is an air flow in the same direction as the axis of the fan blade, such as an electric fan, and an air conditioner outer fan is an axial flow type running fan, so the axial flow fan is called as an axial flow type, because air flows in parallel to the fan axis, the axial flow fan is usually used in the occasions with higher flow requirement and lower pressure requirement, the axial flow fan is fixed in position and moves the air, the axial flow fan mainly comprises a fan impeller and a casing, the structure is simple, but the data requirement is very high.

Most axial fans on the market lack necessary dustproof measures, so that external dust is adhered to blades of the fans, and cleaning is very inconvenient.

Through retrieval, such as "an axial flow fan with dustproof mechanism" disclosed in chinese utility model patent application No. 202021730214.1, it has added the dust cover and is used for preventing dust to axial flow fan's inner space, and the dust cover utilizes the cooperation of locking post and extrusion spring to realize the installation.

However, the installation that multiunit locking post and extrusion spring cooperate the realization dust cover all needs many people to cooperate at the installation and dismantle the in-process of clearance to press the locking post simultaneously, it is very troublesome.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a portable axial fan with dustproof function has convenient to use and the characteristics of easily dismouting.

In order to achieve the above object, the utility model provides a following technical scheme: a movable axial flow fan with a dustproof function comprises a cylindrical body, wherein a driving motor is installed inside the cylindrical body, blades are installed on an output shaft of the driving motor, supporting legs which are symmetrically distributed are installed on two sides of the cylindrical body, a movable wheel is installed at the bottom end of each supporting leg, and the movable axial flow fan with the dustproof function further comprises a fixing ring, a dustproof net, a movable sheet and a reset spring;

the dust screen is fixed in the fixing ring, and the fixing rings are arranged at two ports of the cylindrical machine body;

the terminal surface of tube-shape organism is fixed with a plurality of L form fixture blocks that distribute along the circumferencial direction at equal intervals set up the confession on the solid fixed ring the through-hole that L form fixture block runs through gu fixed ring is last to be fixed with and runs through the erection column that the movable plate set up, just the one end that solid fixed ring was kept away from to the erection column is fixed with the spacing dish, reset spring establishes the cover is in on the erection column just be in the movable plate with between the spacing dish be fixed with the spacing piece on the movable plate and run through the through-hole.

As a preferred technical scheme of the utility model, L form fixture block with the thickness sum of stopper equals the length of through-hole.

As a preferred technical proposal of the utility model, a pull ring is fixed on the movable sheet.

As a preferred technical scheme of the utility model, L form fixture block with the through-hole all has four along equidistant distribution of circumferencial direction.

As a preferred technical scheme of the utility model, still include mounting disc and manual bolt, the mounting disc rotates through the pivot to be installed on the tube-shape organism, the supporting leg is fixed on the mounting disc, just arc slide opening has still been seted up on the mounting disc, after the manual bolt runs through arc slide opening close the mode soon through the screw thread with the tube-shape organism is connected.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a movable axial fan utilizes the cooperation of L form fixture block and through-hole to realize the installation of solid fixed ring to utilize the stopper to run through the through-hole and carry out spacing to solid fixed ring, make solid fixed ring's installation and dismantlement all more convenient, only single can realize solid fixed ring's installation and dismantlement, the installation of the dust screen of being convenient for is used and dismantles the clearance; the pitching angle of the cylindrical machine body is adjustable, so that the air exhaust direction can be conveniently adjusted according to actual use requirements.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at C in fig. 1 according to the present invention;

in the figure: 1. a cylindrical body; 2. a drive motor; 3. a blade; 4. supporting legs; 5. a moving wheel; 6. a fixing ring; 7. a dust screen; 8. an L-shaped fixture block; 9. a through hole; 10. a movable plate; 11. mounting a column; 12. a limiting disc; 13. a return spring; 14. a limiting block; 15. a pull ring; 16. mounting a disc; 17. an arc-shaped sliding hole; 18. and (4) manually screwing.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a movable axial flow fan with a dustproof function comprises a cylindrical body 1, wherein a driving motor 2 is installed inside the cylindrical body 1, blades 3 are installed on an output shaft of the driving motor 2, supporting legs 4 which are symmetrically distributed are installed on two sides of the cylindrical body 1, a movable wheel 5 is installed at the bottom end of each supporting leg 4, and the movable axial flow fan with the dustproof function further comprises a fixing ring 6, a dustproof net 7, a movable piece 10 and a reset spring 13;

as shown in fig. 1, in this embodiment, the dust screen 7 is fixed in the fixing ring 6, and the fixing rings 6 are installed at both ports of the cylindrical body 1, so that when in use, the fixing rings 6 are installed at both ports of the cylindrical body 1, the dust screen 7 is used to prevent dust from both ends of the inner space of the cylindrical body 1, and the driving motor 2 is powered on to drive the blades 3 to rotate to realize work;

as shown in fig. 1, fig. 2, and fig. 3, in this embodiment, a plurality of L-shaped fixture blocks 8 are fixed on the end face of the cylindrical body 1, the L-shaped fixture blocks 8 are distributed at equal intervals along the circumferential direction, through holes 9 are formed in the fixing ring 6 for the L-shaped fixture blocks 8 to pass through, a mounting post 11 is fixed on the fixing ring 6 and penetrates through the movable piece 10, a limiting disc 12 is fixed at one end of the mounting post 11 away from the fixing ring 6, a return spring 13 is sleeved on the mounting post 11 and located between the movable piece 10 and the limiting disc 12, a limiting block 14 is fixed on the movable piece 10 and penetrates through the through holes 9, when the fixing ring 6 is mounted, the L-shaped fixture block 8 penetrates through the corresponding through hole 9, then the fixing ring 6 is rotated by a certain angle, the fixing ring 6 is clamped by the L-shaped fixture block 8, then the movable piece 10 is pulled and rotated, at this time, the return spring 13 is in a compressed state, when the limiting block 14 rotates to the position of the through hole 9, the movable piece 10 is loosened, the return spring 13 releases the elasticity, so that the limiting block 14 penetrates through the through holes 9, the limiting ring 6 is limited, and the fixing ring 6 cannot be rotated, and the fixing ring 6 cannot be stably mounted.

When solid fixed ring 6 is dismantled to needs, pull out movable piece 10 outward until stopper 14 breaks away from through-hole 9, upwards or rotate movable piece 10 certain angle downwards again, make the skew L form fixture block 8 of stopper 14, gu fixed ring 6 is unrestricted this moment, can take off behind the solid fixed ring 6 of reverse rotation, it is very convenient.

As shown in the attached drawings 1, 2 and 3, as an optional embodiment, in the embodiment, the sum of the thicknesses of the L-shaped fixture block 8 and the limiting block 14 is equal to the length of the through hole 9, the limiting block 14 is used for limiting the fixing ring 6, the stability of the fixing ring 6 is improved, and the fixing ring 6 is prevented from jumping radially.

As an alternative embodiment, as shown in fig. 1, fig. 2 and fig. 3, in this embodiment, a pull ring 15 is further fixed on the movable plate 10, and the movable plate 10 is pulled by the pull ring 15, which is more convenient.

As shown in the attached drawings 1, 2 and 3, as an optional embodiment, in the embodiment, four L-shaped fixture blocks 8 and four through holes 9 are uniformly distributed at intervals along the circumferential direction, so that the stability is high.

As shown in fig. 1 and fig. 4, as an optional embodiment, in this embodiment, the air conditioner further includes a mounting plate 16 and a manual bolt 18, the mounting plate 16 is rotatably mounted on the cylindrical body 1 through a rotating shaft, the supporting leg 4 is fixed on the mounting plate 16, and an arc-shaped sliding hole 17 is further formed in the mounting plate 16, the manual bolt 18 penetrates through the arc-shaped sliding hole 17 and then is connected with the cylindrical body 1 in a threaded screwing manner, so that the pitch angle of the cylindrical body 1 can be adjusted according to actual use requirements to adjust the air exhaust direction, the manual bolt 18 is loosened first, the cylindrical body 1 is rotated, and when the cylindrical body 1 rotates to a proper angle, the manual bolt 18 is screwed again to ensure stability.

The utility model discloses a theory of operation and use flow: when the movable axial flow fan with the dustproof function is used, the fixing rings 6 are respectively arranged at two port parts of the cylindrical body 1, the dustproof net 7 is utilized to prevent dust from the inner space of the cylindrical body 1 from two ends, and the blade 3 is driven to rotate after the driving motor 2 is powered on to realize work;

the fixing ring 6 is installed by matching the L-shaped fixture block 8 with the through hole 9, and the limiting block 14 penetrates through the through hole 9 to limit the fixing ring 6, so that the fixing ring 6 is more convenient to install and detach, the fixing ring 6 can be installed and detached by only one person, and the dust screen 7 is convenient to install, use, detach and clean;

the pitching angle of the cylindrical machine body 1 is adjustable, so that the air exhaust direction can be conveniently adjusted according to actual use requirements.

In all examples shown and described herein, any particular value should be construed as merely exemplary, and not as a limitation, and thus other examples of example embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or the two elements may be connected through an intermediate medium, and the specific meaning of the terms in the present invention will be understood to those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a portable axial fan with dustproof function, includes tube-shape body (1) the internally mounted of tube-shape body (1) has driving motor (2), and installs blade (3) on the output shaft of driving motor (2) symmetric distribution's supporting leg (4) are installed to the both sides of tube-shape body (1) the bottom of supporting leg (4) is installed and is removed wheel (5), its characterized in that: the movable axial flow fan with the dustproof function further comprises a fixing ring (6), a dustproof net (7), a movable sheet (10) and a return spring (13);

the dust screen (7) is fixed in the fixing ring (6), and the fixing rings (6) are installed at two ports of the cylindrical machine body (1);

the terminal surface of tube-shape organism (1) is fixed with a plurality of L form fixture block (8) of equidistance distribution along the circumferencial direction set up the confession on solid fixed ring (6) through-hole (9) that L form fixture block (8) run through gu be fixed with on fixed ring (6) and run through erection column (11) that activity piece (10) set up, and the one end that solid fixed ring (6) were kept away from in erection column (11) is fixed with spacing dish (12), reset spring (13) cover is established just be in on erection column (11) activity piece (10) with between spacing dish (12) be fixed with spacing piece (14) on activity piece (10) and run through-hole (9).

2. The mobile axial flow fan with the dustproof function according to claim 1, wherein: the sum of the thicknesses of the L-shaped fixture block (8) and the limiting block (14) is equal to the length of the through hole (9).

3. The mobile axial flow fan with the dust-proof function according to claim 1, characterized in that: a pull ring (15) is also fixed on the movable sheet (10).

4. The mobile axial flow fan with the dust-proof function according to claim 1, characterized in that: the L-shaped fixture blocks (8) and the through holes (9) are distributed at four equal intervals along the circumferential direction.

5. The mobile axial flow fan with the dustproof function according to claim 1, wherein: still include mounting disc (16) and manual bolt (18), mounting disc (16) are installed through the pivot rotation on tube-shape organism (1), supporting leg (4) are fixed on mounting disc (16), just arc slide opening (17) have still been seted up on mounting disc (16), manual bolt (18) run through behind arc slide opening (17) through the screw thread close the mode soon with tube-shape organism (1) is connected.