CN218325411U

CN218325411U - Fan structure

Info

Publication number: CN218325411U
Application number: CN202222875308.3U
Authority: CN
Inventors: 李兴海; 韩玲
Original assignee: Shenzhen Situo Ocean Motor Co ltd
Current assignee: Shenzhen Situo Ocean Motor Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-01-17
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a blower fan structure relates to blower fan technical field, which comprises a housing, casing one end fixed mounting has the fixed end cover, casing one side fixed mounting has the motor end cover, and the motor end cover is located one side fixed mounting in the casing has the motor, and fixed mounting has the fan on the motor of motor end cover one side, casing opposite side fixed mounting has the inlet end cover, the spiral shell groove has been seted up to inlet end cover one side, inlet end cover one side still is equipped with filtering mechanism, filtering mechanism includes first filter mantle and second filter mantle, first filter mantle fixed mounting is in inlet end cover one side, and first filter mantle and second filter mantle fixed connection. The filter screens are arranged in the first filter cover and the second filter cover in a staggered mode, and the corresponding side walls of the dust screens are not in contact with the inner walls of the first filter cover or the second filter cover, so that the dust-proof effect of the air blower is improved, and the air inflow of the air blower can be guaranteed; and the structure of pin-connected panel does benefit to the clearance that carries out the dust to the filter screen.

Description

Fan structure

Technical Field

The utility model relates to a blast fan technical field, in particular to blast fan structure.

Background

The blast fan is a device which transfers energy to continuously flowing fluid or pushes the blades to rotate by the energy transferred by the fluid under the action of the power of the blades on the rotating impeller;

in the structure of fan of blowing, can set up the logical groove of admitting air in casing one side, generally only can install the protection network of preventing stretching into on this logical groove of admitting air, and can not play dirt-proof effect, therefore, when using, can be easily brought into other equipment to the dust in the air, and the fan of partly installing the dust screen, owing to be the large tracts of land cover in the logical groove of admitting air, consequently, can reduce the air input of air-blower, and need keep the air input when installing the dust screen, then need promote the power of fan motor of blowing, and this also can lead to the fact energy resource consumption's promotion.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blast fan structure can effectively solve the problem among the background art.

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

the utility model provides a blower fan structure, includes the casing, casing one end fixed mounting has the fixed end cover, casing one side fixed mounting has the motor end cover, just one side fixed mounting has the motor in the motor end cover is located the casing, just fixed mounting has the fan on the motor of motor end cover one side, casing opposite side fixed mounting has the inlet end cover, the spiral shell groove has been seted up to inlet end cover one side, inlet end cover one side still is equipped with filtering mechanism, filtering mechanism includes first filter mantle and second filter mantle, first filter mantle fixed mounting is in inlet end cover one side, just first filter mantle and second filter mantle fixed connection, the inboard fixed mounting of first filter mantle has a plurality of clamping bars, movable mounting has the adjustable ring between the clamping bar.

As the utility model discloses a further optimization scheme, first filter mantle has the external screw thread ring for inlet end cover one side fixed mounting, external screw thread ring threaded connection is in the spiral shell inslot, just first filter mantle passes through external screw thread ring fixed mounting in inlet end cover one side.

As a further optimization scheme of the utility model, the equal fixed mounting in one side that first filter mantle is relative with the second filter mantle has a plurality of and staggered floor cross arrangement's filter screen, two then form inlet channel between the filter screen.

As the utility model discloses a further optimization scheme, fixed mounting has first rubber circle on the outer diameter lateral wall of first filter mantle one side, fixed mounting has the second rubber circle on the outer diameter lateral wall of second filter mantle for first filter mantle one side, a plurality of draw-in grooves have been seted up to second filter mantle one side.

As the utility model discloses a further optimization scheme, the spacing groove has been seted up in the clamping bar, clamping bar one end fixed mounting has the fixture block, just after first filter mantle merges with the second filter mantle, its fixture block clamps in the draw-in groove that corresponds.

As a further optimization scheme of the utility model, the adjustable ring alternates and installs in the spacing groove in a plurality of clamping bars, a plurality of connecting rods of the inboard fixedly connected with of adjustable ring.

Compared with the prior art, the utility model discloses following beneficial effect has:

the blower fan structure of the utility model has the advantages that through the filter screens which are arranged in the first filter cover and the second filter cover in a staggered manner, and the corresponding side walls of the dust screen are not contacted with the inner walls of the first filter cover or the second filter cover, the dust-proof effect of the blower is improved, and simultaneously, the air input of the blower fan can be ensured;

and the structure of pin-connected panel does benefit to the clearance that carries out the dust to the filter screen.

Drawings

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

FIG. 2 is a structural exploded view of the filtering mechanism of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is an enlarged view at B in fig. 2.

In the figure: 1. a housing; 2. fixing an end cover; 3. a motor end cover; 4. a fan; 5. an air inlet end cover; 6. a screw groove; 7. a filtering mechanism; 8. a first filter housing; 9. a second filter housing; 10. a clamping bar; 11. an adjusting ring; 12. an externally threaded ring; 13. a filter screen; 14. an air intake passage; 15. a card slot; 16. a first rubber ring; 17. a second rubber ring; 18. a limiting groove; 19. a clamping block; 20. a connecting rod.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, the utility model provides a pair of blower fan structure, including casing 1, 1 one end fixed mounting of casing has fixed end cover 2, 1 one side fixed mounting of casing has motor end cover 3, and motor end cover 3 is located 1 one side fixed mounting of casing has the motor, and fixed mounting has fan 4 on the motor of motor end cover 3 one side, 1 opposite side fixed mounting of casing has inlet end cover 5, spiral shell groove 6 has been seted up to inlet end cover 5 one side, inlet end cover 5 one side still is equipped with filtering mechanism 7, filtering mechanism 7 includes first filter mantle 8 and second filter mantle 9, first filter mantle 8 fixed mounting is in inlet end cover 5 one side, and first filter mantle 8 and second filter mantle 9 fixed connection, 8 inboard fixed mounting of first filter mantle has a plurality of clamping bars 10, movable mounting has adjustable ring 11 between the clamping bar 10.

First filter mantle 8 has external screw thread ring 12 for 5 one side fixed mounting of air inlet end cover, and external screw thread ring 12 threaded connection is in thread groove 6, and first filter mantle 8 passes through external screw thread ring 12 fixed mounting in 5 one sides of air inlet end cover.

A plurality of filter screens 13 which are arranged in a staggered and crossed manner are fixedly arranged on the opposite sides of the first filter cover 8 and the second filter cover 9, and an air inlet channel 14 is formed between the two filter screens 13;

further, the filter screens 13 arranged in a staggered manner can filter the entering air while ensuring the air inflow.

A first rubber ring 16 is fixedly arranged on the outer diameter side wall of one side of the first filter cover 8, a second rubber ring 17 is fixedly arranged on the outer diameter side wall of one side, opposite to the first filter cover 8, of the second filter cover 9, and a plurality of clamping grooves 15 are formed in one side of the second filter cover 9;

further, the first rubber ring 16 and the second rubber ring 17 facilitate the connection of the first filter cover 8 and the second filter cover 9 and the sealing of the joint.

A limiting groove 18 is formed in the clamping rod 10, a clamping block 19 is fixedly mounted at one end of the clamping rod 10, and after the first filter cover 8 and the second filter cover 9 are combined, the clamping block 19 is clamped in the corresponding clamping groove 15;

furthermore, one end of the clamping rod 10 is fixedly arranged at the inner side of the first filter housing 8, and the first filter housing 8 and the second filter housing 9 can be fixedly connected together through a clamping block 19 at one end of the clamping rod.

The adjusting ring 11 is inserted and installed in the limiting grooves 18 in the clamping rods 10, and the inner side of the adjusting ring 11 is fixedly connected with a plurality of connecting rods 20;

furthermore, the adjusting ring 11 can synchronously control one end of the clamping rods 10 to tilt, so that the first filter housing 8 can be separated from the second filter housing 9.

It should be noted that, when the filtering mechanism 7 is installed, the first filtering cover 8 and the second filtering cover 9 are folded, so that the inner side wall of the second filtering cover 9 extrudes the plurality of clamping rods 10 toward the central point, so that one end of each clamping rod 10 is arranged on the inner side wall of the second filtering cover 9, the first filtering cover 8 and the second filtering cover 9 respectively compress the first rubber ring 16 and the second rubber ring 17 on one side, so that the clamping block 19 at one end of each clamping rod 10 is clamped into the corresponding clamping groove 15 on one side of the second filtering cover 9, and the first filtering cover 8 and the second filtering cover 9 can be firmly connected with the clamping rods 10 through the material resilience characteristics of the first rubber ring 16 and the second rubber ring 17 on one side of the first filtering cover 8 and the second filtering cover 9, and the filtering nets 13 in the first filtering cover 8 and the second filtering cover 9 are alternately inserted together, and the air from the air inlets on the outer walls of the first filter cover 8 and the second filter cover 9 enters the machine shell 1, and the dust and impurities of the passing air can be filtered through the staggered filter screens 13, and the passing air enters the machine shell 1 through the air openings on the inner side walls of the first filter cover 8 and the second filter cover 9 after being filtered, then the first filter cover 8 is in threaded connection with the screw groove 6 through the external thread ring 12, so that the installation of the whole filter mechanism 7 can be completed, when the filter screens 13 are required to be cleaned by disassembling and assembling the first filter cover 8 and the second filter cover 9, the first filter cover 8 is firstly taken down from one side of the air inlet end cover 5, then the connecting rod 20 drives the adjusting ring 11 to extrude and move to one side in the limiting grooves 18 of the plurality of clamping rods 10, and then one end of the clamping rod 10, which is positioned at the clamping block 19, is separated from the clamping groove 15, the first filter housing 8 can be separated from the second filter housing 9.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a blower fan structure, includes casing (1), casing (1) one end fixed mounting has fixed end cover (2), casing (1) one side fixed mounting has motor end cover (3), just motor end cover (3) are located casing (1) one side fixed mounting has the motor, just fixed mounting has fan (4) on the motor of motor end cover (3) one side, casing (1) opposite side fixed mounting has inlet end cover (5), its characterized in that: spiral shell groove (6) have been seted up to inlet end cover (5) one side, inlet end cover (5) one side still is equipped with filtering mechanism (7), filtering mechanism (7) include first filter mantle (8) and second filter mantle (9), first filter mantle (8) fixed mounting is in inlet end cover (5) one side, just first filter mantle (8) and second filter mantle (9) fixed connection, first filter mantle (8) inboard fixed mounting has a plurality of clamping bars (10), movable mounting has adjustable ring (11) between clamping bar (10).

2. A blower fan structure according to claim 1, wherein: first filter mantle (8) have external screw thread ring (12) for air inlet end cover (5) one side fixed mounting, external screw thread ring (12) threaded connection is in thread groove (6), just first filter mantle (8) are through external screw thread ring (12) fixed mounting in air inlet end cover (5) one side.

3. A blower fan structure according to claim 2, wherein: a plurality of filter screens (13) which are arranged in a staggered-layer cross manner are fixedly arranged on the opposite sides of the first filter cover (8) and the second filter cover (9), and an air inlet channel (14) is formed between the two filter screens (13).

4. A blower fan structure according to claim 1, wherein: first rubber circle (16) of fixed mounting on the external diameter lateral wall of first filter mantle (8) one side, second filter mantle (9) have second rubber circle (17) for fixed mounting on the external diameter lateral wall of first filter mantle (8) one side, a plurality of draw-in grooves (15) have been seted up to second filter mantle (9) one side.

5. The blower fan structure according to claim 4, wherein: a limiting groove (18) is formed in the clamping rod (10), a clamping block (19) is fixedly mounted at one end of the clamping rod (10), and after the first filter cover (8) and the second filter cover (9) are combined, the clamping block (19) is clamped in the corresponding clamping groove (15).

6. A blower fan structure according to claim 5, wherein: the adjusting ring (11) is arranged in a limiting groove (18) in the clamping rods (10) in a penetrating mode, and a plurality of connecting rods (20) are fixedly connected to the inner side of the adjusting ring (11).