CN210623194U

CN210623194U - Novel multi-blade multi-section fan impeller

Info

Publication number: CN210623194U
Application number: CN201921113147.6U
Authority: CN
Inventors: 高文铭
Original assignee: Wuhan Langdi Turbomachinery Co ltd
Current assignee: Wuhan Langdi Turbomachinery Co ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-05-26
Anticipated expiration: 2029-07-16

Abstract

The utility model discloses a novel many leaf multisection fan wheel, including first flabellum, second flabellum and third flabellum. The utility model discloses in, the device is equipped with first flabellum, second flabellum and third flabellum, and every flabellum all is equipped with a plurality ofly, be connected through pivot and transmission hole, drive first flabellum, the second flabellum, the third flabellum rotates, it flows to drive the air, the air that first flabellum drove blocks through shells inner wall, make the air blow to the place ahead of first flabellum, the effect of blockking of go-between is passed through to the air that the second flabellum drove, make the air blow to the place ahead of second flabellum, the third flabellum rotates, the air that drives whole mobile air current central point and put carries out rotatory flow, thereby make first flabellum, the air in second flabellum and third flabellum the place ahead all initiatively flows, thereby reduce air resistance, improve wind-force, make it can be with higher power transport air, gas or gas mixture, and work efficiency is improved.

Description

Novel multi-blade multi-section fan impeller

Technical Field

The utility model relates to a fan wheel technical field especially relates to a novel many leaf multisection fan wheel.

Background

The blades of a ceiling fan are generally 3, the blades of a desk fan are generally 5, and the cross section of the common fan blades is generally curved. The width and angle of the fan blades are designed according to the load power of the motor. If the rotating speed is only determined without considering the power of the motor, the angle of the fan blade is more important, and if the angle of the fan blade is the same, the wind is larger with the fan blade width. And the design and manufacture of the fan blades are regularly and symmetrically structured, so that a uniform and stable wind source can be generated.

Function is splendid when fan impeller in-service use, it is big more to know the flabellum of fan, the wind-force of its output is stronger, work efficiency is higher, but the flabellum is big more, its windage that receives is big more, probably lead to the flabellum fracture in the flabellum use, thereby take the potential safety hazard, and along with fan impeller's work efficiency's increase, its air convection that produces is stronger, thereby make fan impeller operation in-process send noise, influence work or the interval's of living environment, people's use embodiment has been reduced, to above problem, a novel many leaf multisection fan impeller is provided specially.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel multi-blade multi-section fan impeller.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel multi-blade multi-section fan impeller, includes first flabellum, second flabellum and third flabellum, first flabellum is fixed at the go-between surface, and go-between internal surface and the butt fusion of second flabellum one end, the second flabellum other end and impeller fixed connection, the thread groove has been seted up to the impeller top surface, and the inside central point of thread groove puts and has seted up the transmission hole, impeller surface one side is through thread groove and third flabellum threaded connection, first flabellum sets up inside the casing, and casing both sides fixed surface has the dead lever, casing one side fixed surface has the air inlet board, and the air inlet board intermediate position inlays and is equipped with the air inlet grid, air inlet grid central point puts the joint and has the bearing, and the bearing central point puts.

Preferably, casing right side fixed surface has the air-out board, and the air-out board intermediate position inlays and is equipped with the air-out grid, the air-out grid is established to circular structure, and the grid has a plurality of air outlets between the air-out grid, and the air outlet is equipped with the # -shaped structure.

Preferably, first flabellum is all a plurality of, and a plurality of first flabellum annular equidistance distribute at the surface of go-between, the material that first flabellum and go-between adopted is the plastics material.

Preferably, the second flabellum is equipped with a plurality ofly, and a plurality of second flabellums equidistance distribute between go-between and impeller, the material that second flabellum and impeller adopted is the plastics material.

Preferably, the third fan blade is of a conical structure, and the third fan blade is made of plastic.

Preferably, the mounting hole and the transmission hole are on the same horizontal line, and the size of the mounting hole is equal to that of the transmission hole.

Preferably, the casing is provided with a cuboid structure, and a circular groove matched with the first fan blade is formed in the casing.

Preferably, the diameters of the air inlet grille and the air outlet grille are equal, and the diameters of the air inlet grille and the air outlet grille are larger than the maximum diameter between the first fan blades.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in the utility model, the device is provided with a first fan blade, a second fan blade and a third fan blade, and each fan blade is provided with a plurality of fan blades which are connected with the transmission hole through a rotating shaft to drive the first fan blade, the second fan blade and the third fan blade to rotate to drive the air to flow, the air driven by the first fan blade is blocked by the inner wall of the shell, the air is blown to the front of the first fan blade, the air driven by the second fan blade is blown to the front of the second fan blade through the blocking effect of the connecting ring, the third fan blade rotates to drive the air at the central position of the whole flowing air flow to rotate, thereby the air in front of the first fan blade, the second fan blade and the third fan blade is actively flowed, thereby reducing the air resistance, improving the wind power, enabling the device to convey air, gas or gas mixture with higher power, improving the working efficiency, and the three fan blades can increase the manufacturing capability of the fan blades, the condition that the fan blades are broken in the operation process is avoided, and therefore the safety of the fan blades in the operation process is improved.

2. The utility model discloses in, when equipment moves, first flabellum, second flabellum and third flabellum rotate, the air inlet grid that drives the air through the air inlet plate enters into first flabellum, the space at second flabellum and third flabellum place, through first flabellum, the high-speed rotation of second flabellum and third flabellum blows off the air-out grid that the air passes through the air-out board, the air-out grid is equipped with well word lattice structure, can effectual reduction cyclone convection, thereby play the effect of making an uproar of falling, guarantee operational environment or living environment do not receive the influence of noise, improve people's use and experience the sense.

Drawings

Fig. 1 is a schematic structural view of a novel multi-blade multi-section fan impeller provided by the present invention;

fig. 2 is a schematic partial structure view of a novel multi-blade multi-section fan impeller provided by the present invention;

fig. 3 is a cross-sectional view of a novel multi-blade multi-section fan impeller provided by the present invention.

Fig. 4 is a schematic view of an air-out grille structure of a novel multi-blade multi-section fan impeller provided by the present invention.

Illustration of the drawings:

1. a first fan blade; 2. a connecting ring; 3. a second fan blade; 4. a third fan blade; 5. an impeller; 6. a drive bore; 7. a thread groove; 8. an air inlet plate; 9. an air inlet grille; 10. mounting holes; 11. a bearing; 12. a housing; 13. an air outlet plate; 14. an air outlet grille; 15. and (5) fixing the rod.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, 2 and 4, a novel multi-blade and multi-section fan impeller includes a first blade 1, a second blade 3 and a third blade 4, the first blade 1 is fixed on the outer surface of a connection ring 2, the inner surface of the connection ring 2 is welded to one end of the second blade 3, the other end of the second blade 3 is fixedly connected to the impeller 5, a thread groove 7 is formed on the top surface of the impeller 5, a transmission hole 6 is formed in the center of the inside of the thread groove 7, one side of the surface of the impeller 5 is in threaded connection with the third blade 4 through the thread groove 7, the first blade 1 is arranged inside a casing 12, fixing rods 15 are fixed on the surfaces of two sides of the casing 12, an air inlet plate 8 is fixed on the surface of one side of the casing 12, an air inlet grille 9 is embedded in the middle of the air inlet plate 8, a bearing 11 is clamped in the center of the air inlet.

Referring to fig. 1, 2, 3 and 4, an air outlet plate 13 is fixed on the right side surface of a housing 12, an air outlet grille 14 is embedded in the middle of the air outlet plate 13, the air outlet grille 14 is a circular structure, a plurality of air outlets are arranged between the air outlet grille 14, the air outlets are arranged in a cross-shaped structure, a plurality of first blades 1 are arranged, a plurality of first blades 1 are annularly and equidistantly distributed on the outer surface of a connecting ring 2, the first blades 1 and the connecting ring 2 are made of plastic materials, a plurality of second blades 3 are arranged, a plurality of second blades 3 are equidistantly distributed between the connecting ring 2 and an impeller 5, the second blades 3 and the impeller 5 are made of plastic materials, a third blade 4 is made of a conical structure, the third blade 4 is made of plastic materials, a mounting hole 10 and a transmission hole 6 are on the same horizontal line, and the size of the mounting hole 10 is equal to that of the transmission hole 6, casing 12 is equipped with the cuboid structure, and casing 12 is inside to be seted up the circular recess that the first flabellum of cooperation 1 used, and air inlet grille 9 equals with the diameter size of air-out grille 14, and the diameter size of air inlet grille 9 and air-out grille 14 is greater than the size of maximum diameter between the first flabellum 1.

The working principle is as follows: the rotating shaft is connected with the transmission hole 6 to drive the first fan blade 1, the second fan blade 3 and the third fan blade 4 to rotate and drive air to flow, the first fan blade 1, the second fan blade 3 and the third fan blade 4 rotate to drive air to enter the space where the first fan blade 1, the second fan blade 3 and the third fan blade 4 are located through the air inlet grille 9 of the air inlet plate 8, the air is blown out through the air outlet grille 14 of the air outlet plate 13 through the high-speed rotation of the first fan blade 1, the second fan blade 3 and the third fan blade 4, the air driven by the first fan blade 1 is blocked through the inner wall of the shell 12, the air is blown to the front of the first fan blade 1, the air driven by the second fan blade 3 is blown to the front of the second fan blade 3 through the blocking effect of the connecting ring 2, the third fan blade 4 rotates to drive the air at the center position of the whole flowing air flow to flow in a rotating way, so that the air in front of the first fan blade 1, the second fan blade 3 and the third fan blade 4 all actively flows, thereby reduce the air resistance, improve wind-force, air-out grid 14 is equipped with the # -shaped lattice structure, can effectual reduction cyclone convection to play the effect of making an uproar, guarantee operational environment or living environment do not receive the influence of noise, improve people's use and experience the sense.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel multi-blade and multi-section fan impeller comprises a first fan blade (1), a second fan blade (3) and a third fan blade (4), and is characterized in that the first fan blade (1) is fixed on the outer surface of a connecting ring (2), the inner surface of the connecting ring (2) is welded with one end of the second fan blade (3), the other end of the second fan blade (3) is fixedly connected with an impeller (5), a thread groove (7) is formed in the top surface of the impeller (5), a transmission hole (6) is formed in the center of the inner part of the thread groove (7), one side of the surface of the impeller (5) is in threaded connection with the third fan blade (4) through the thread groove (7), the first fan blade (1) is arranged inside a shell (12), fixing rods (15) are fixed on the surfaces of the two sides of the shell (12), an air inlet plate (8) is fixed on the surface of one side of the shell (12), and an air inlet grille (9) is, the air inlet grille (9) central point puts the joint and has bearing (11), and bearing (11) central point puts and is equipped with mounting hole (10).

2. The novel multi-blade multi-section fan impeller is characterized in that an air outlet plate (13) is fixed on the right side surface of the shell (12), an air outlet grille (14) is embedded in the middle of the air outlet plate (13), the air outlet grille (14) is of a circular structure, a plurality of air outlets are formed in the grille between the air outlet grilles (14), and the air outlets are of a cross-shaped structure.

3. The novel multi-blade and multi-section fan impeller is characterized in that the number of the first fan blades (1) is multiple, the multiple first fan blades (1) are annularly and equidistantly distributed on the outer surface of the connecting ring (2), and the first fan blades (1) and the connecting ring (2) are made of plastic.

4. The impeller of the new multi-blade multi-joint fan as claimed in claim 1, wherein the second fan blades (3) are provided in plurality, and the second fan blades (3) are distributed between the connecting ring (2) and the impeller (5) at equal intervals, and the second fan blades (3) and the impeller (5) are made of plastic.

5. The new multi-blade multi-section fan impeller as claimed in claim 1, wherein the third blades (4) are provided with a conical structure, and the third blades (4) are made of plastic.

6. The new multi-blade multi-joint fan impeller according to claim 1, characterized in that the mounting hole (10) is on the same horizontal line with the transmission hole (6), and the size of the mounting hole (10) is equal to that of the transmission hole (6).

7. The impeller of claim 1, wherein the casing (12) has a rectangular parallelepiped structure, and the casing (12) has a circular groove therein for engaging with the first fan blade (1).

8. The impeller of claim 1, wherein the diameters of the inlet grille (9) and the outlet grille (14) are equal, and the diameters of the inlet grille (9) and the outlet grille (14) are larger than the maximum diameter between the first blades (1).