CN215719621U

CN215719621U - Fan blade for pipeline fan

Info

Publication number: CN215719621U
Application number: CN202122247237.8U
Authority: CN
Inventors: 周万利
Original assignee: Shenzhen Chenyao Plastic Hardware Products Co ltd
Current assignee: Shenzhen Chenyao Plastic Hardware Products Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-02-01
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a fan blade for a pipeline fan, which comprises a driving motor, a blade driving shaft, a fan shell, a first blade mechanism and a second blade mechanism, wherein the fan shell is fixed on a pipeline, the first blade mechanism and the second blade mechanism are arranged on the inner wall of the fan shell in a front-back parallel mode, the output end of the driving motor is in contact with the outer side of the first blade mechanism, the blade driving shaft is arranged at the output end of the driving motor, the centers of the first blade mechanism and the second blade mechanism penetrate through the blade driving shaft, and blades of the first blade mechanism and the second blade mechanism are arranged in staggered positions; the utility model can increase pumping wind power, reduce production cost, save production space, increase production benefits and have good market application value.

Description

Fan blade for pipeline fan

Technical Field

The utility model relates to the technical field of fan equipment, in particular to a fan blade for a pipeline fan.

Background

The general pipeline fan is mostly used for dedusting or air supply pipelines, and is used for circularly supplying air or exhausting dust to a production workshop or a production closed cavity, or exchanging hot air in the workshop or the cavity, most of the fan blades of the conventional pipeline fan are common fan blade blades, the fan blades adopted at present usually generate uniform axial airflow when a plurality of inclined blades rotate, and further play a role in circularly supplying air or exhausting dust, but the fan blades are arranged at present, when the use occasion needing to exhaust large wind power is needed, more fans are needed to achieve the use effect, but a plurality of fans are used, the production cost is obviously increased, and the production space is occupied, therefore, how to relate to a fan blade structure with large wind power is particularly important.

Accordingly, the prior art is deficient and needs improvement.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a fan blade for a pipeline fan.

The utility model provides a fan blade for a pipeline fan, which comprises a driving motor, a blade driving shaft, a fan shell, a first blade mechanism and a second blade mechanism, wherein the fan shell is fixed on a pipeline, the first blade mechanism and the second blade mechanism are arranged on the inner wall of the fan shell in a front-back parallel mode, the output end of the driving motor is contacted with the outer side of the first blade mechanism, the blade driving shaft is arranged at the output end of the driving motor, the centers of the first blade mechanism and the second blade mechanism penetrate through the blade driving shaft, and blades of the first blade mechanism and the second blade mechanism are arranged in staggered positions; the driving motor is used for driving the fan blade driving shaft to rotate, the first fan blade mechanism and the second fan blade mechanism are driven by the fan blade driving shaft to synchronously rotate, and the first fan blade mechanism and the second fan blade mechanism are used for generating different centrifugal wind power.

Preferably, first flabellum mechanism includes first carousel and a plurality of flabellum, first carousel cover is located the left side of flabellum drive shaft, just first carousel is close to in driving motor's output, a plurality of flabellums are equidistant radial distribution in the outer wall of first carousel drives the flabellum drive shaft and rotates when driving motor, and then drives first carousel and rotate, and a plurality of flabellums rotate thereupon.

Preferably, the second flabellum mechanism includes second carousel and a plurality of blade, the second carousel cover is located the right side of flabellum drive shaft, a plurality of blades equidistant distribution in the outer wall of second carousel.

Preferably, the outer wall of the fan shell is symmetrically provided with side lugs.

Preferably, the fan blades are arc fan blades, and the end parts of the arc fan blades are obliquely fixed on the first rotating disc.

Preferably, the right side end of the fan blade driving shaft is provided with an external thread.

Preferably, an elliptical taper sleeve is arranged on the external thread of the fan blade driving shaft, and the inner center of the elliptical taper sleeve is spirally connected to the external thread of the fan blade driving shaft.

Preferably, the plurality of fan blades of the first fan blade mechanism and the plurality of fan blades of the second fan blade mechanism are arranged in a front-back staggered manner.

Compared with the prior art, the beneficial effects are that: by arranging the first fan blade mechanism, the utility model can generate strong centrifugal wind power when the plurality of arc-shaped fan blades rotate, increase the pumping wind power, reduce the production cost, save the production space, increase the production benefit and have good market application value.

Drawings

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

FIG. 2 is a schematic structural view of a first fan blade mechanism according to the present invention;

FIG. 3 is a schematic view of a second fan mechanism and a fan driving shaft according to the present invention;

reference numerals: 1. a drive motor; 2. a fan blade drive shaft; 3. a fan housing; 4. a first fan blade mechanism; 5. a second fan blade mechanism; 6. an elliptical taper sleeve; 41. a first turntable; 42. a fan blade; 51. a second turntable; 52. a blade.

Detailed Description

The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the utility model as defined by the appended claims.

In order to facilitate an understanding of the utility model, the utility model is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be 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. 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. The terms "vertical," "horizontal," "left," "right," and the like as used herein are 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. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, one embodiment of the present invention is: a fan blade for a pipeline fan comprises a driving motor 1, a blade driving shaft 2, a fan shell 3, a first blade mechanism 4 and a second blade mechanism 5, wherein the fan shell 3 is fixed on a pipeline, the first blade mechanism 4 and the second blade mechanism 5 are arranged on the inner wall of the fan shell 3 in a front-back parallel mode, the output end of the driving motor 1 is in contact with the outer side of the first blade mechanism 4, the blade driving shaft 2 is arranged at the output end of the driving motor 1, the centers of the first blade mechanism 4 and the second blade mechanism 5 penetrate through the blade driving shaft 2, and blades of the first blade mechanism 4 and the second blade mechanism 5 are arranged in staggered positions; the driving motor 1 is used for driving the fan blade driving shaft 2 to rotate, and then the fan blade driving shaft 2 drives the first fan blade mechanism 4 and the second fan blade mechanism 5 to synchronously rotate, and the first fan blade mechanism 4 and the second fan blade mechanism 5 are used for generating different centrifugal wind power.

Preferably, first flabellum mechanism 4 includes first carousel 41 and a plurality of flabellum 42, first carousel cover 41 is located the left side of flabellum drive shaft 2, just first carousel 41 is close to in driving motor 1's output, a plurality of flabellums are equidistant radial distribution in the outer wall of first carousel 41 drives flabellum drive shaft 2 and rotates when driving motor 1, and then drives first carousel 41 and rotate, and a plurality of flabellum 42 rotate thereupon, because flabellum 42 shape is the arc, consequently a plurality of arc flabellums rotate the back, produce stronger centrifugal wind-force, produce centrifugal wind-force through the pipeline, because the flabellum sets into the arc structure, consequently the flabellum of a plurality of arc structures can produce centrifugal wind-force when the fast turn.

Preferably, the second fan blade mechanism 5 includes a second rotary disc 51 and a plurality of blades 52, the second rotary disc 51 is sleeved on the right side of the fan blade driving shaft 2, the plurality of blades 52 are distributed on the outer wall of the second rotary disc 51 at equal intervals, and when the second rotary disc 51 drives the plurality of blades 52 to rotate, normal wind force is generated.

Preferably, the outer wall of the fan housing 3 is symmetrically provided with side lugs, and the fan housing 3 is fixed through the side lugs.

Preferably, the fan blades 42 are arc fan blades, and the ends of the arc fan blades are obliquely fixed on the first rotating disk 41.

Preferably, the right side end of the fan blade driving shaft 2 is provided with an external thread.

Preferably, be provided with an oval taper sleeve 6 on the external screw thread of flabellum drive shaft 2, the inboard center screwed connection of oval taper sleeve 6 in on the external screw thread of flabellum drive shaft 2, through setting up oval conical head 6, prevent that the inside dust that gets into of flabellum drive shaft 2 prevents that the dust from getting into the junction of second carousel 51 and first carousel 51 and flabellum drive shaft 2, the influence rotates.

Preferably, the plurality of blades of the first blade mechanism 4 and the plurality of blades of the second blade mechanism 5 are arranged in a front-back staggered manner, and the first blade mechanism 4 and the second blade mechanism 5 can cooperate to generate strong centrifugal wind power through the staggered arrangement.

The working principle of the utility model is as follows: with the side ear on fan shell 3, on being fixed in the supply air duct, driving motor 1 work drives flabellum drive shaft 2 and rotates, and then makes first flabellum mechanism 4 and second flabellum mechanism 5 rotate, drives a plurality of arc flabellums when first flabellum mechanism 4 rotates and rotates, and then produces powerful centrifugal wind-force, is convenient for through the dust in pipeline air supply or the pipeline, and second flabellum mechanism 5 work produces conventional air supply.

Claims

1. A fan blade for a pipeline fan is characterized by comprising a driving motor, a blade driving shaft, a fan shell, a first blade mechanism and a second blade mechanism, wherein the fan shell is fixed on a pipeline, the first blade mechanism and the second blade mechanism are arranged on the inner wall of the fan shell in a front-back parallel mode, the output end of the driving motor is in contact with the outer side of the first blade mechanism, the blade driving shaft is arranged at the output end of the driving motor, the centers of the first blade mechanism and the second blade mechanism penetrate through the blade driving shaft, and blades of the first blade mechanism and the second blade mechanism are arranged in staggered positions; the driving motor is used for driving the fan blade driving shaft to rotate, the first fan blade mechanism and the second fan blade mechanism are driven by the fan blade driving shaft to synchronously rotate, and the first fan blade mechanism and the second fan blade mechanism are used for generating different centrifugal wind power.

2. The fan blade of claim 1, wherein the first blade mechanism comprises a first turntable and a plurality of blades, the first turntable is sleeved on the left side of the blade driving shaft, the first turntable is close to the output end of the driving motor, and the plurality of blades are radially distributed on the outer wall of the first turntable at equal intervals.

3. The fan blade of claim 2, wherein the second blade mechanism comprises a second turntable and a plurality of blades, the second turntable is sleeved on the right side of the blade driving shaft, and the plurality of blades are distributed on the outer wall of the second turntable at equal intervals.

4. The fan blade for a duct fan according to claim 1, wherein the outer wall of the fan housing is symmetrically provided with side lugs.

5. The fan blade according to claim 2, wherein the fan blade is an arc blade, and an end of the arc blade is obliquely fixed to the first turntable.

6. The fan blade for a duct fan according to claim 1, wherein a right side end portion of the blade driving shaft is provided with an external thread.

7. The fan blade for a duct fan according to claim 6, wherein an elliptical taper sleeve is provided on the external thread of the blade driving shaft, and an inner center of the elliptical taper sleeve is screwed to the external thread of the driving shaft.

8. The fan blade of claim 3, wherein the plurality of blades of the first blade mechanism and the plurality of blades of the second blade mechanism are staggered back and forth.