CN113847261A

CN113847261A - Novel high-efficient fan

Info

Publication number: CN113847261A
Application number: CN202111268701.XA
Authority: CN
Inventors: 赖进龙
Original assignee: Suzhou Longying Intelligent Technology Co ltd
Current assignee: Suzhou Longying Intelligent Technology Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2021-12-28

Abstract

The invention discloses a novel efficient fan, which comprises an air inlet assembly and an air outlet assembly which are fixedly connected, wherein the air inlet assembly comprises a first fixed shell, a first outer frame and a first central disc, the first central disc is provided with a first middle pipe and a first rib, the first outer frame is connected with the first middle pipe, and the first outer frame is provided with fan blades; the air outlet assembly comprises a second fixed shell, a second outer frame and a second central disc, a second middle pipe and second ribs are arranged on the second central disc, the second outer frame is connected with the second middle pipe, and fan blades are arranged on the second outer frame. The invention has simple structure, can avoid the defect of single fan heat dissipation effect by utilizing the air inlet component and the air outlet component which are connected in series, and can also meet the high static pressure requirement of the existing server on the heat dissipation fan.

Description

Novel high-efficient fan

Technical Field

The invention relates to the technical field of radiating fan structures, in particular to a novel efficient fan.

Background

The internal parts of the server are fully distributed, so that a fan with high static pressure is needed to generate a heat dissipation effect, and the requirement of high static pressure cannot be met by the conventional single fan.

Disclosure of Invention

The invention aims to solve the technical problem of providing a novel efficient fan which is simple in structure, can avoid the defect of single fan heat dissipation effect by utilizing an air inlet component and an air outlet component which are connected in series, and can also meet the high static pressure requirement of the existing server on a heat dissipation fan.

In order to solve the technical problems, the invention provides a novel efficient fan which is characterized by comprising an air inlet assembly and an air outlet assembly which are fixedly connected, wherein the air inlet assembly comprises a first fixed shell, a first outer frame and a first central disc, a first middle pipe and a first rib are arranged on the first central disc, the first outer frame is connected with the first middle pipe, and fan blades are arranged on the first outer frame; the air outlet assembly comprises a second fixed shell, a second outer frame and a second central disc, a second middle pipe and second ribs are arranged on the second central disc, the second outer frame is connected with the second middle pipe, and fan blades are arranged on the second outer frame; the height ratio of the first fixed shell to the second fixed shell is 0.6-1.6.

Further, the first fixed shell is connected with the second fixed shell, and a connecting hole is formed in the position where the first fixed shell contacts with the second fixed shell.

Further, the outer sides of the first fixing shell and the second fixing shell are provided with mounting holes.

Further, the air inlet subassembly with the air-out subassembly symmetry sets up, first center plate with the second center plate is connected.

Further, the first rib and the second rib are both arc-shaped structures and rotate in opposite directions.

Furthermore, the rotating speed ratio of the fan blades in the air inlet component to the fan blades in the air outlet component is 0.8-1.4.

The invention has the beneficial effects that: this device utilizes the cooperation of air inlet subassembly and air-out subassembly to use, has used two fans promptly to reach the effect of air inlet and air-out respectively, compares in the demand that general single fan can produce better radiating effect and high static pressure, controls the high ratio and the rotational speed ratio of air inlet subassembly and air-out subassembly simultaneously and can reach better radiating efficiency.

Drawings

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

Fig. 2 is a cross-sectional view of the overall structure of the present invention.

Fig. 3 is a schematic structural view of the air intake assembly of the present invention.

Fig. 4 is a schematic structural view of the air outlet assembly of the present invention.

FIG. 5 is a data test chart of the present invention.

The reference numbers in the figures illustrate: 1. an air intake assembly; 11. a first stationary case; 12. a first outer frame; 13. a first center plate; 14. a first middle tube; 15. a first rib; 16. inserting plates; 17. a limiting hole; 2. an air outlet assembly; 21. a second stationary case; 22. a second outer frame; 23. a second central disk; 24. a second middle tube; 25. a second rib; 26. a slot; 27. a limiting column; 3. mounting holes; 4. a fan blade.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" 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," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to 5, an embodiment of the novel efficient fan of the present invention includes an air inlet assembly 1 and an air outlet assembly 2, which are fixedly connected, the air inlet assembly 1 includes a first fixing shell 11, a first outer frame 12 and a first central plate 13, the first central plate 13 is provided with a first middle tube 14 and a first rib 15, the first outer frame 12 is connected with the first middle tube 14, and the first outer frame 12 is provided with fan blades 4; the air outlet assembly 2 comprises a second fixed shell 21, a second outer frame 22 and a second central disc 23, a second middle pipe 24 and a second rib 25 are arranged on the second central disc 23, the second outer frame 22 is connected with the second middle pipe 24, and fan blades 4 are arranged on the second outer frame 22; the height ratio of the first stationary case 11 to the second stationary case 21 is 0.6 to 1.6.

When the fan is used, airflow enters from the air inlet assembly 1, the air outlet assembly 2 blows out, the rotating speed ratio of the fan blades 4 in the air inlet assembly 1 and the air outlet assembly 2 is 0.6-1.8, and as can be seen from the graph 5, in the range, the air volume and the air pressure represent the high-efficiency operation of the fan at the moment.

The first fixed shell 11 and the second fixed shell 21 are provided with mounting holes 3 at the outer sides, so that the fan is convenient to fix.

First set casing 11 is connected with second set casing 21, is provided with picture peg 16 and spacing hole 17 on the first set casing 11, is provided with slot 26 and spacing post 27 on the second set casing 21, and picture peg 16 and slot 26 cooperation are used, and spacing hole 17 uses with spacing post 27 cooperation for air inlet subassembly 1 is connected more firmly with air-out subassembly 2, and this fan decomposes and leads to the server to dispel the heat the problem when preventing to use.

Air inlet subassembly 1 sets up with air-out subassembly 2 symmetry, and first central disk 13 is connected with second central disk 23, and first rib 15 and second rib 25 are arc structure and rotation direction is opposite, form complete wind path.

The outside of the first outer frame 12 is of an arc structure, so that resistance is reduced, and air can be conveniently fed.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.

Claims

1. A novel efficient fan is characterized by comprising an air inlet assembly and an air outlet assembly which are fixedly connected, wherein the air inlet assembly comprises a first fixed shell, a first outer frame and a first central disc, a first middle pipe and a first rib are arranged on the first central disc, the first outer frame is connected with the first middle pipe, and fan blades are arranged on the first outer frame;

the air outlet assembly comprises a second fixed shell, a second outer frame and a second central disc, a second middle pipe and second ribs are arranged on the second central disc, the second outer frame is connected with the second middle pipe, and fan blades are arranged on the second outer frame;

the height ratio of the first fixed shell to the second fixed shell is 0.6-1.6.

2. The novel efficient fan as claimed in claim 1, wherein the first fixing shell is connected to the second fixing shell, the first fixing shell is provided with an insert plate and a limiting hole, the second fixing shell is provided with an insert groove and a limiting post, the insert plate and the insert groove are used in cooperation, and the limiting hole is used in cooperation with the limiting post.

3. The new high efficiency fan as claimed in claim 1, wherein the first and second stationary cases are provided with mounting holes at the outer sides thereof.

4. The novel efficient fan as claimed in claim 1, wherein the air inlet assembly and the air outlet assembly are symmetrically arranged, and the first central plate is connected with the second central plate.

5. The new high efficiency fan of claim 1 wherein said first and second ribs are arcuate in configuration and rotate in opposite directions.

6. The new high efficiency fan of claim 1 wherein the ratio of the fan blade rotational speed during operation of said inlet assembly to said outlet assembly is between 0.6 and 1.8.

7. The new high efficiency fan as claimed in claim 1, wherein said first outer frame is of arcuate configuration on the outside.