CN107747558B

CN107747558B - Wind shielding structure, net cover ring assembly and fan comprising net cover ring assembly

Info

Publication number: CN107747558B
Application number: CN201710933117.9A
Authority: CN
Inventors: 陈国强; 连丽伟; 黄炳寰
Original assignee: Gree Zhongshan Small Home Appliances Co Ltd; Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Zhongshan Small Home Appliances Co Ltd; Gree Electric Appliances Inc of Zhuhai
Priority date: 2017-10-10
Filing date: 2017-10-10
Publication date: 2024-03-08
Anticipated expiration: 2037-10-10
Also published as: CN107747558A

Abstract

The invention discloses a wind shielding structure, a net cover ring assembly and a fan comprising the net cover ring assembly. The wind shielding structure is detachably arranged at the position of a net cover ring of the fan, and a first connecting structure capable of being connected with the net cover ring is arranged on the wind shielding structure; and/or a second connecting structure capable of being connected with the front net and/or the rear net of the fan is arranged on the wind shielding structure. The wind shielding structure provided by the invention is detachably arranged on the mesh enclosure ring, and the radial air outlet of the fan is guided to flow along the axial direction, so that the effective air supply quantity of the fan is increased, the energy consumption loss is reduced, and the working efficiency is improved.

Description

Wind shielding structure, net cover ring assembly and fan comprising net cover ring assembly

Technical Field

The invention relates to the technical field of household appliances, in particular to a wind shielding structure, a mesh enclosure ring assembly and a fan comprising the mesh enclosure ring assembly.

Background

The fans on the market are more in variety, and include floor fans, wall fans, box fans, table fans and the like, and the fans generally comprise fan blades, a front net, a rear net and a net cover ring, wherein the front net and the rear net form a surrounding structure for containing the fan blades, and the net cover ring is used for fixing the front net and the rear net and preventing the front net and the rear net from being separated.

However, most of the mesh enclosure of these fans is extruded strip, but extruded strip tends to cause a large energy loss. Or, the mesh enclosure ring adopts other structures, but the installation is difficult, and great trouble is caused to the use of users.

In order to reduce the energy consumption loss of extrusion molding strips in the prior art, some extrusion molding strips are provided with widening sections, the widening sections play a role in blocking wind, and the axial air supply quantity of the fan is increased, so that the working efficiency is improved, and the purpose of reducing the energy consumption loss is achieved. The structure that sets up the expansion section on the extrusion molding strip at that time is comparatively single, can not nimble adjustment expansion section's position, and is also comparatively single to the regulation of wind direction, can not reach fine effect.

Disclosure of Invention

In view of the above, the present invention provides a wind shielding structure, a mesh enclosure assembly and a fan including the mesh enclosure assembly.

In a first aspect, a wind shielding structure is provided, wherein the wind shielding structure is detachably installed at a position of a mesh enclosure ring of a fan, and a first connecting structure capable of being connected with the mesh enclosure ring is arranged on the wind shielding structure; and/or the number of the groups of groups,

the wind shielding structure is provided with a second connecting structure which can be connected with the front net and/or the rear net of the fan.

Preferably, the wind shielding structure is an elongated plate-shaped structure and extends along the circumferential direction of the mesh enclosure ring.

Preferably, the wind shielding structure covers the radial outer side of the mesh enclosure ring, and the width of the wind shielding structure is larger than that of the mesh enclosure ring.

Preferably, the elongated plate-like structure has a width at a middle portion thereof in the extending direction that is larger than a width at both ends.

Preferably, the first connecting structure comprises two clamping legs oppositely arranged along the width direction of the wind shielding structure, and two sides of the mesh enclosure ring in the width direction are clamped between the two clamping legs.

Preferably, the first connection structure is provided in plurality along a length direction of the wind shielding structure.

Preferably, the second connecting structure comprises a limiting part, wherein the limiting part is used for being inserted between two spokes of the front net and/or the rear net formed by spokes; and/or the number of the groups of groups,

the second connecting structure comprises clamping grooves, and the clamping grooves are used for being clamped with spokes forming the front net and/or the rear net through spokes.

Preferably, the length of the wind shielding structure is smaller than the length of the mesh enclosure.

In a second aspect, there is provided a mesh enclosure assembly comprising:

the net cover ring is used for connecting a front net and a rear net of the fan;

at least one of the above wind shielding structures, the wind shielding structure being detachably mounted to the mesh enclosure.

Preferably, the mesh enclosure ring comprises a strip-shaped structure, connecting parts are arranged at two ends of the strip-shaped structure, and the two connecting parts are connected to form an annular structure.

Preferably, the wind shielding structure comprises a first wind shielding structure arranged at the position where the two connecting parts are connected, and an avoidance structure for avoiding the two connecting parts is arranged on the first wind shielding structure.

Preferably, the avoidance structure comprises:

a through hole formed in the first wind shielding structure; and/or the number of the groups of groups,

and a notch formed at one end of the first wind shielding structure.

In a third aspect, a fan is provided, including the above mesh enclosure assembly.

The wind shielding structure provided by the invention is detachably arranged on the mesh enclosure ring, and the radial air outlet of the fan is blocked to flow along the axial direction, so that the effective air supply quantity of the fan is increased, the energy consumption loss is reduced, and the working efficiency is improved.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of embodiments of the present invention with reference to the accompanying drawings, in which:

FIGS. 1 and 2 show a structural schematic diagram of a mesh enclosure ring assembly of the invention;

FIG. 3 shows a schematic view of the attachment of the mesh enclosure assembly to the front and rear meshes;

fig. 4 shows a schematic view of a wind shielding structure.

Detailed Description

The present invention is described below based on examples, but the present invention is not limited to only these examples. It will be appreciated by those of ordinary skill in the art that the drawings provided herein are for illustrative purposes and that the drawings are not necessarily drawn to scale.

Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, it is the meaning of "including but not limited to".

In the description of the present invention, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.

The mesh enclosure ring assembly is used for fixing the front mesh and the rear mesh of the fan and preventing the front mesh and the rear mesh from being separated, and further comprises a wind shielding structure so as to reduce energy consumption loss caused by the mesh enclosure ring.

Specifically, as shown in fig. 1, 2 and 3, the mesh enclosure ring assembly provided by the invention comprises a mesh enclosure ring 100 and a wind shielding structure 200, wherein the mesh enclosure ring 100 is used for fixing a front net and a rear net of a fan, the wind shielding structure 200 is detachably mounted on the mesh enclosure ring 100, and further, the wind shielding structure 200 can be connected with the front net and/or the rear net.

As shown in fig. 3, the mesh enclosure ring 100 is of a strip-shaped structure, preferably an extrusion molding strip, the two ends of the mesh enclosure ring 100 are provided with connecting parts 110, the connecting parts 110 at the two ends can be connected to form an annular structure of the mesh enclosure ring 100, the inner diameter of the annular structure is the same as the outer diameters of the front mesh and the rear mesh of the fan, after the front mesh and the rear mesh are butted, the mesh enclosure ring 100 can limit the edges of the front mesh and the rear mesh to the annular structure formed by the mesh enclosure ring 100, so that the front mesh and the rear mesh cannot move relatively in the radial direction and the axial direction of the annular structure formed by the mesh enclosure ring 100, and the front mesh and the rear mesh are connected together. Preferably, the two connection parts 110 may form a snap structure, or the two connection parts 110 may be connected by a connection member such as a bolt. Limiting grooves are formed in the first side face of the mesh enclosure ring 100 along the extending direction of the first side face, and when the mesh enclosure ring 100 is used for fixing the front mesh and the rear mesh, the edges of the front mesh and the rear mesh are limited in the limiting grooves by the limiting grooves. Preferably, the limiting grooves may be continuous along the extending direction of the mesh enclosure ring 100, or may be formed in a plurality of spaced positions.

As shown in fig. 4, the wind shielding structure 200 is an elongated plate-shaped structure having a certain width, preferably, the wind shielding structure 200 covers the radial outside of the mesh enclosure ring 100, and the width of the wind shielding structure 200 is greater than the width of the mesh enclosure ring 100. The length of the wind shielding structure 200 is smaller than that of the mesh enclosure ring 100, and the wind shielding structure 200 is an arc-shaped plate structure which is annularly adapted to the mesh enclosure ring 100, or the wind shielding structure 200 is a flexible plate. Preferably, the wind shielding structure 200 is a plate-like structure having a width greater than the width of both ends near the middle position in the extending direction, i.e., the length direction thereof.

The first surface of the wind shielding structure 200 is provided with a first connection structure 210, the first connection structure 210 is used for being connected with the mesh enclosure ring 100, preferably, the first connection structure 210 includes two clamping legs which are oppositely arranged, two sides of the mesh enclosure ring 100 in the width direction are clamped between the two clamping legs, preferably, the distance between the two clamping legs is the width of the mesh enclosure ring 100, the mesh enclosure ring 100 is clamped into the first connection structure 210, so that the wind shielding structure 200 is connected to the mesh enclosure ring 100, preferably, the first connection structure 210 is provided with a plurality of spaced-apart first connection structures.

Preferably, a second connection structure 220 is further disposed on the wind shielding structure 200, and the second connection structure 220 is used for connecting with the front net and/or the rear net. Further, the second connection structure 220 may be configured as a stopper disposed on the first surface of the wind shielding structure 200, and the stopper is disposed between two spokes on the front and/or rear net composed of spokes when the wind shielding structure 200 is connected to the mesh enclosure 100, so as to prevent the wind shielding structure 200 from sliding along the mesh enclosure 100. Alternatively, the second connection structure 220 may be further configured as a clamping groove for clamping with a spoke on the front net and/or the rear net formed by spokes, and the clamping groove is clamped on the spoke on the front net and/or the rear net when the wind shielding structure 200 is connected to the mesh enclosure 100. One or more second connection structures 220 may be disposed, preferably, two second connection structures 220 are disposed opposite to each other, and the two second connection structures 220 are respectively clamped to spokes of the front net and the rear net, or only one second connection structure 220 is disposed and is clamped to spokes of the front net or the rear net, so as to facilitate installation.

Alternatively, in other embodiments, the front net and the rear net are mesh structures formed by spokes, and the wind shielding structure 200 may be provided with only the second connection structure 220, and may be connected to the front net and/or the rear net through the second connection structure 220. The second connection structure 220 includes a clamping groove or a limiting block, the clamping groove is clamped with the spokes on the front net and/or the rear net, and the limiting block is clamped between the two spokes on the front net and/or the rear net.

Further, the connection structure 200 includes a first connection structure, the first connection structure is disposed at the connection portion 110 of the mesh enclosure ring 100, an avoidance structure is formed on the first wind shielding structure 230, the avoidance structure corresponds to the connection portion 110, interference with the connection portion 110 is avoided, and when the wind shielding structure 200 is disposed at a position of the connection portion 110, the avoidance structure corresponds to the connection portion 110, so that the connection portion 110 is located in the avoidance structure. Preferably, the avoidance structure is a through hole formed on the first wind shielding structure 230, or a notch is formed at one end of the first wind shielding structure 230, and the ends of the two first wind shielding structures 230 with the notches are butted, so that the connecting portion 110 is located in the two notches.

The invention also provides a fan, wherein the front net and the rear net of the fan are connected through the net cover ring assembly, and the wind shielding structure 200 on the net cover ring assembly can select the setting positions and the number according to the requirements. Also, when the wind shielding structure 200 is not required, it may be removed.

It is easy to understand by those skilled in the art that the above preferred embodiments can be freely combined and overlapped without conflict.

It will be understood that the above-described embodiments are merely illustrative and not restrictive, and that all obvious or equivalent modifications and substitutions to the details given above may be made by those skilled in the art without departing from the underlying principles of the invention, are intended to be included within the scope of the appended claims.

Claims

1. A wind shielding structure, characterized in that the wind shielding structure is detachably arranged at the position of a net cover ring of a fan, and a first connecting structure capable of being connected with the net cover ring is arranged on the wind shielding structure;

the wind shielding structure is provided with a second connecting structure capable of being connected with the front net and/or the rear net of the fan, the second connecting structure comprises a limiting part, and the limiting part is used for being inserted between two spokes of the front net and/or the rear net formed by spokes.

2. The wind shielding structure according to claim 1, wherein the wind shielding structure is an elongated plate-like structure and extends in a circumferential direction of the mesh enclosure.

3. The wind shielding structure according to claim 2, wherein the wind shielding structure covers a radially outer side of the mesh enclosure ring, and a width of the wind shielding structure is larger than a width of the mesh enclosure ring.

4. The wind shielding structure according to claim 2, wherein a width of a middle portion of the elongated plate-like structure in the extending direction is larger than a width of both ends.

5. The wind shielding structure according to claim 2, wherein the first connection structure includes two engaging legs arranged opposite to each other in a width direction of the wind shielding structure, and both sides of the mesh enclosure in the width direction are engaged between the two engaging legs.

6. The wind shielding structure of claim 5, wherein the first connection structure is provided in plurality along a length direction of the wind shielding structure.

7. The wind shielding structure of any of claims 1-6, wherein a length of the wind shielding structure is less than a length of the mesh enclosure.

8. A mesh enclosure assembly comprising:

at least one wind shielding structure according to any one of claims 1-7, said wind shielding structure being detachably mounted to said mesh enclosure.

9. The mesh enclosure assembly of claim 8, wherein the mesh enclosure comprises an elongated structure with connecting portions at two ends of the elongated structure, the two connecting portions being connected to form an annular structure.

10. The mesh enclosure assembly of claim 9, wherein the wind shielding structure includes a first wind shielding structure disposed at a position where the two connection portions are connected, and wherein the first wind shielding structure is provided with a avoidance structure for avoiding the two connection portions.

11. The mesh enclosure assembly of claim 10, wherein the avoidance structure includes:

and a notch formed at one end of the first wind shielding structure.

12. A fan comprising the mesh enclosure assembly of any one of claims 8-11.