Multifunctional centrifugal fan impeller

Abstract

The utility model provides a multifunctional centrifugal fan impeller which comprises a mounting disc and is characterized in that a centrifugal impeller structure is mounted on the front side of the mounting disc; a center guide frame structure is mounted in the middle of the front side of the mounting disc. When the centrifugal fan works, under the action of centrifugation after the centrifugal fan blades rotate, more energy consumption for driving the impeller can be saved, so that the energy-saving effect can be improved; under the action of the arc-shaped mounting grooves, air flow can be thrown outwards, under the conical action, the air flow can be guided outwards conveniently, and then the mounting base and the mounting disc are mounted conveniently through the mounting bolts.

Description

Technical Field

[0001] The utility model belongs to the technical field of impellers, and in particular relates to a multifunctional centrifugal fan impeller. Background Art

[0002] The impeller refers to the wheel disc with moving blades, which is a component of the impulse turbine rotor, and can also refer to the general term for the wheel disc and the rotating blades installed on it. Impellers can be classified according to their shape and opening and closing conditions. An existing centrifugal fan impeller includes a wheel cover, blades, a wheel disc and a shaft disc. Its structural characteristics are that the wheel cover and blades are welded together by electric welding, the blades and the wheel disc are welded together by electric welding, and the wheel disc and the shaft disc are riveted together by rivets. It consumes high energy when rotating and does not have the function of pulling the airflow. Utility Model Content

[0003] In view of the above technical problems, the utility model provides a multifunctional centrifugal fan impeller, which has a simple structure, can reduce the energy consumption of the motor when driving the impeller, and is convenient for guiding the airflow.

[0004] The technical solution is: a multifunctional centrifugal fan impeller, including a mounting plate, characterized in that a centrifugal impeller structure is mounted on the front side of the mounting plate; and a center guide frame structure is mounted in the middle position of the front side of the mounting plate.

[0005] Preferably, the centrifugal impeller structure comprises a reinforcement ring, a centrifugal blade is welded to the rear side of the reinforcement ring, and the weight of the centrifugal blade at one end close to the reinforcement ring is one to two times higher than the weight at one end away from the reinforcement ring.

[0006] Preferably, the center guide frame structure includes a mounting seat, the upper part of the mounting seat is respectively provided with mounting grooves, and the mounting grooves are arranged in an arc shape; the middle and lower parts of the mounting seat are respectively provided with bolt holes; and the inner sides of the bolt holes are inserted with mounting bolts.

[0007] Compared with the prior art, the beneficial effects of the utility model are:

[0008] In the utility model, when the centrifugal fan blades rotate and then centrifuge, the energy consumption of driving the impeller can be further saved, thereby improving the energy-saving effect.

[0009] In the utility model, the airflow can be thrown outwards under the action of the arc-shaped installation groove, and the airflow can be conveniently guided outwards under the action of the cone, and then the installation seat and the installation plate can be conveniently installed by using the installation bolts. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of the utility model.

[0011] Figure 2It is a structural schematic diagram of the centrifugal impeller structure of the utility model.

[0012] Figure 3 It is a structural schematic diagram of the central guide frame structure of the utility model.

[0013] In the figure:

[0014] 1. Mounting plate; 2. Centrifugal impeller structure; 21. Reinforcement ring; 22. Centrifugal fan blades; 3. Center guide frame structure; 31. Mounting seat; 32. Mounting groove; 33. Bolt hole; 34. Mounting bolt. DETAILED DESCRIPTION

[0015] The utility model is further described below in conjunction with the accompanying drawings:

[0016] Example:

[0017] As attached Figure 1 and attached Figure 2 As shown, the utility model provides a multifunctional centrifugal fan impeller, including a mounting plate 1, characterized in that a centrifugal impeller structure 2 is installed on the front side of the mounting plate 1; a center guide frame structure 3 is installed at the middle position of the front side of the mounting plate 1; the centrifugal impeller structure 2 includes a reinforcement ring 21, and a centrifugal fan blade 22 is welded on the rear side of the reinforcement ring 21. The weight of the centrifugal fan blade 22 close to the reinforcement ring 21 is one to two times higher than the weight of the end away from the reinforcement ring 21. When working, the centrifugal fan blade 22 can save more energy consumption when driving the impeller under the action of centrifugation after rotating, thereby improving the energy saving effect.

[0018] As attached Figure 1 and attached Figure 3 As shown, in the above embodiment, specifically, the center guide frame structure 3 includes a mounting seat 31, and the upper part of the mounting seat 31 is respectively provided with a mounting groove 32, and the mounting groove 32 is arranged in an arc shape; the middle and lower parts of the mounting seat 31 are respectively provided with bolt holes 33; the inner side of the bolt hole 33 is inserted with a mounting bolt 34, and the airflow can be thrown outward under the action of the arc-shaped mounting groove 32, and the airflow can be conveniently guided outward under the action of the cone, and then the mounting bolt 34 is used to facilitate the installation of the mounting seat 31 and the mounting plate 1.

[0019] In the above embodiment, specifically, the centrifugal blades 22 are respectively welded to the front side of the mounting plate 1 .

[0020] In the above embodiment, specifically, the mounting seat 31 is mounted at the middle position of the mounting plate 1 by means of mounting bolts 34 .

[0021] In the above embodiment, specifically, the cross section of the mounting seat 31 is set to be conical.

[0022] How it works

[0023] During operation of the utility model, the mounting bolts 34 can be used to penetrate the bolt holes 33 and the mounting plate 1 to fix it on the fan. When the mounting plate 1 is driven to rotate by the motor, the airflow can be thrown outward under the action of the arc-shaped mounting groove 32. The airflow is conveniently guided outward under the action of the cone, and then the higher weight of the outer part of the centrifugal fan blades 22 is used to reduce the energy consumption of the motor during rotation.

[0024] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A multifunctional centrifugal fan impeller, comprising a mounting plate (1), characterized in that: A centrifugal impeller structure (2) is installed on the front side of the mounting plate (1); a center guide frame structure (3) is installed at the middle position of the front side of the mounting plate (1); the centrifugal impeller structure (2) comprises a reinforcement ring (21), a centrifugal blade (22) is welded to the rear side of the reinforcement ring (21), and the weight of the centrifugal blade (22) at the end close to the reinforcement ring (21) is one to two times higher than the weight at the end away from the reinforcement ring (21); the center guide frame structure (3) comprises a mounting seat (31), and the upper part of the mounting seat (31) is respectively provided with a mounting groove (32), and the mounting groove (32) is arranged in an arc shape; the middle and lower parts of the mounting seat (31) are respectively provided with bolt holes (33); and the inner side of the bolt hole (33) is plugged with a mounting bolt (34).

2. The multifunctional centrifugal fan impeller according to claim 1, characterized in that: The centrifugal blades (22) are respectively welded to the front side of the mounting plate (1).

3. The multifunctional centrifugal fan impeller according to claim 1, characterized in that: The mounting seat (31) is mounted at the middle position of the mounting plate (1) via mounting bolts (34).

4. The multifunctional centrifugal fan impeller according to claim 1, characterized in that: The cross section of the mounting seat (31) is configured to be conical.

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