Centrifugal jet type dual-purpose fan blade propeller

By designing a centrifugal jet dual-purpose air blade propeller, using spherical centrifugal impeller and converging diversion body, the problem of insufficient propulsion force of the existing propeller is solved, and more efficient fluid utilization and energy consumption reduction is achieved.

CN222808284UActive Publication Date: 2025-04-29DEZHOU BINGTIAN ELECTROMECHANICAL TECH CO LTD
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Patent Information

Application Number
CN202421721846.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-19
Publication Date
2025-04-29
Estimated Expiration
2034-07-19

AI Technical Summary

Technical Problem

The propulsion force of existing marine propellers and wind propellers is insufficient, and the fluid pressure is small, making it difficult to improve the overall capacity.

Method used

A centrifugal jet dual-purpose air blade propeller is designed, using a spherical centrifugal impeller and a converged conduit body. Through the design of the impeller and the structure of the convergence and jetting of the fluid, it can achieve fluid convergence and jetting and enhance thrust.

Benefits of technology

By combining the advantages of centrifugal impeller and axial flow impeller, better water pressure, wind pressure and flow are achieved, energy consumption is reduced, and propulsion is improved.

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Abstract

The utility model belongs to the technical field of propellers, and particularly relates to a centrifugal jet type dual-purpose fan blade propeller which comprises a converging flow guide cover body and a spherical centrifugal impeller, and the converging flow guide cover body is arranged outside the spherical centrifugal impeller in a covering mode and used for converging fluid. The spherical centrifugal impeller comprises a motor shaft installation part located in the center and at least one hub piece which is coaxial with the motor shaft installation part and arranged in the thickness direction, the hub pieces and the motor shaft installation part are connected through a plurality of blades, the adjacent hub pieces are connected through a plurality of blades, and a spherical body structure is formed. According to the centrifugal jet type dual-purpose fan blade propeller, a subversive design mode is adopted, the centrifugal impeller is adopted, the axial flow direction is achieved, namely, the advantages of the centrifugal impeller and the advantages of the axial flow impeller are combined, the advantages are enhanced, the disadvantages are avoided, the water pressure, the wind pressure and the flow are guaranteed, and the energy consumption is reduced.
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Description

Technical Field

[0001] The utility model belongs to the technical field of propellers, in particular to a centrifugal jet dual-purpose fan blade propeller. Background Art

[0002] Marine propellers or wind propellers are generally axial-flow type. The propulsion force of axial-flow propellers needs to be improved, that is, the fluid pressure generated is relatively small. In addition, how to develop a marine propeller with better comprehensive capabilities is our research and development direction. Utility Model Content

[0003] The utility model provides a centrifugal jet dual-purpose fan blade propeller, which can solve the problems pointed out in the background technology.

[0004] A centrifugal jet dual-purpose wind blade propeller includes a converging guide cover body and a spherical centrifugal impeller. The converging guide cover body is arranged outside the spherical centrifugal impeller for converging fluids. The spherical centrifugal impeller includes a motor shaft mounting part located at the center and at least one hub piece coaxially arranged with the motor shaft mounting part and arranged along the thickness direction. The hub piece and the motor shaft mounting part and adjacent hub pieces are connected by a plurality of blades to form a spherical structure with intervals between the blades.

[0005] Preferably, the diameter of the hub piece increases from the inside to the outside, and the diameter of the innermost hub piece is larger than the outer diameter of the motor shaft mounting component to form a spherical structure.

[0006] Preferably, the number of the hub plates is two.

[0007] Preferably, the angle between the hub plate and the impeller rotation plane is 15-50 degrees.

[0008] Preferably, the diameter of the inlet port of the converging flow guide cover is larger than the diameter of the outlet port.

[0009] Preferably, the converging flow guide cover is a spherical flow guide cover or a frustum-shaped flow guide cover.

[0010] Beneficial effect: The utility model provides a centrifugal jet dual-purpose wind blade propeller, which adopts a subversive design form and uses a centrifugal impeller to realize axial flow direction, that is, the advantages of the centrifugal impeller and the axial flow impeller are combined to maximize their strengths and minimize their weaknesses, thereby ensuring water pressure, wind pressure and flow rate and reducing energy consumption. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model.

[0012] Figure 2 This is a schematic diagram of the structure of the spherical centrifugal impeller of the utility model.

[0013] Description of reference numerals:

[0014] The numbers in the figure are: converging guide cover 1 spherical centrifugal; impeller 2; motor shaft mounting part 21; hub piece 22; blade 23; interval 24. DETAILED DESCRIPTION

[0015] A specific implementation of the present utility model is described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present utility model is not limited by the specific implementation mode.

[0016] Embodiment 1:

[0017] like Figure 1-2 As shown, a centrifugal jet dual-purpose wind blade propeller includes a converging guide cover body 1 and a spherical centrifugal impeller 2. The converging guide cover body 1 is arranged outside the spherical centrifugal impeller 2 for converging the fluid. The spherical centrifugal impeller includes a motor shaft mounting part 21 located at the center and at least one hub piece 22 coaxially arranged with the motor shaft mounting part 21 and arranged along the thickness direction. The hub piece 22 and the motor shaft mounting part 21 and adjacent hub pieces 22 are connected by a plurality of blades 23 to form a spherical structure, and there are intervals 24 between the blades 23.

[0018] Specifically, the diameter of the hub piece 22 increases from the inside to the outside, and the diameter of the innermost hub piece 22 is larger than the outer diameter of the motor shaft mounting member 21 to form a spherical structure. There are two hub pieces 22 .

[0019] In some embodiments, the included angle between the hub plate 22 and the impeller rotation plane is 15-50 degrees.

[0020] Specifically, the inlet port diameter of the converging flow guide cover 1 is larger than the outlet port diameter. The converging flow guide cover 1 is preferably a spherical flow guide cover or a frustum flow guide cover, and the outlet port diameter is smaller than the inlet port diameter, so that the injection force is greater and stronger thrust can be generated.

[0021] The above disclosures are only several specific embodiments of the present invention. However, the embodiments of the present invention are not limited thereto. Any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. Centrifugal jet dual-purpose wind blade propeller, characterized in that: The invention comprises a converging flow guide cover (1) and a spherical centrifugal impeller (2), wherein the converging flow guide cover (1) is arranged outside the spherical centrifugal impeller (2) and is used for converging fluids, and the spherical centrifugal impeller comprises a motor shaft mounting member (21) located at the center and at least one hub piece (22) arranged coaxially with the motor shaft mounting member (21) and arranged along the thickness direction, wherein the hub piece (22) and the motor shaft mounting member (21) and adjacent hub pieces (22) are connected via a plurality of blades (23) to form a spherical structure, and there are gaps (24) between the blades (23).

2. The centrifugal jet dual-purpose wind blade propeller according to claim 1, characterized in that: The diameter of the hub piece (22) increases from the inside to the outside, and the diameter of the innermost hub piece (22) is greater than the outer diameter of the motor shaft mounting component (21), so as to form a spherical structure.

3. The centrifugal jet dual-purpose wind blade propeller according to claim 2, characterized in that: The number of the hub plates (22) is two.

4. The centrifugal jet dual-purpose wind blade propeller according to claim 3, characterized in that: The included angle between the hub plate (22) and the impeller rotation plane is 15-50 degrees.

5. The centrifugal jet dual-purpose wind blade propeller according to any one of claims 1 to 4, characterized in that: The diameter of the inlet port of the converging flow guide cover (1) is larger than the diameter of the outlet port.

6. The centrifugal jet dual-purpose wind blade propeller according to claim 5, characterized in that: The converging flow guide cover (1) is a spherical flow guide cover or a frustum-shaped flow guide cover.