阅读说明：本技术 一种矿井用耐高温型轴流风机 (High-temperature-resistant axial flow fan for mine ) 是由 徐洋 于 2021-09-01 设计创作，主要内容包括：一种矿井用耐高温型轴流风机包括风机外壳和安装在风机外壳内的风机本体,所述的风机外壳由进风板、通风腔体和出风板组成,通风腔体位于进风板和出风板之间,所述的风机本体包括风机扇叶和用于驱动风机扇叶的驱动电机,所述的风机扇叶位于通风腔体内,驱动电机安装在电机底座内,电机底座上设有若干根连接臂,所述的电机底座通过连接臂固定在出风板上。本轴流风机通过在通风腔体内壁上增设与吸尘器相连通的吸尘孔,可以有效缓解风机扇叶上粉尘的附着情况,增强了轴流风机的散热能力,提高了轴流风机的耐高温性能,延长了轴流风机的使用寿命。(The utility model provides a mine is with high temperature resistant type axial fan includes fan housing and installs the fan body in fan housing, fan housing constitute by air inlet plate, ventilation cavity and play tuber plate, the ventilation cavity is located between air inlet plate and the play tuber plate, fan body include fan flabellum and the driving motor who is used for driving fan flabellum, fan flabellum be located the ventilation cavity, driving motor installs in motor base, is equipped with a plurality of linking arms on the motor base, motor base pass through the linking arm and fix on the play tuber plate. The axial flow fan has the advantages that the dust suction hole communicated with the dust collector is additionally formed in the inner wall of the ventilation cavity, so that the attachment condition of dust on fan blades of the fan can be effectively relieved, the heat dissipation capacity of the axial flow fan is enhanced, the high temperature resistance of the axial flow fan is improved, and the service life of the axial flow fan is prolonged.)

1. A high-temperature resistant axial flow fan for mines comprises a fan shell and a fan body arranged in the fan shell, and is characterized in that the fan shell consists of an air inlet plate, a ventilation cavity and an air outlet plate, the ventilation cavity is positioned between the air inlet plate and the air outlet plate, a plurality of dust suction holes distributed in a circumferential array are formed in the inner wall of the ventilation cavity, the fan body comprises fan blades and a driving motor used for driving the fan blades, the fan blades are positioned in the ventilation cavity, the positions of the fan blades correspond to the positions of the dust suction holes, the driving motor is arranged in a motor base, a plurality of connecting arms are arranged on the motor base, the motor base is fixed on the air outlet plate through the connecting arms, dust suction pipelines are arranged in each connecting arm, and the dust suction pipelines are communicated with the dust suction holes in the inner wall of the ventilation cavity, and the dust suction pipelines in different connecting arms are communicated with each other in pairs, the outer side of the ventilation cavity is provided with a butt joint port connected with a dust collector, and the butt joint port is connected with the dust suction pipeline in any one connecting arm on the motor base.

2. The high-temperature resistant axial flow fan for the mine as claimed in claim 1, wherein the air inlet plate is provided with a mesh slot for mounting a protective mesh.

3. The high temperature resistant axial flow fan for mines of claim 1, wherein the dust suction opening is provided at a side of the ventilation chamber adjacent to the air inlet plate.

4. The high temperature resistant axial flow fan for mine use of claim 1, wherein the number of the connecting arms on the motor base is three, and the connecting arms are distributed on the motor base in a circumferential array.

5. The high temperature resistant axial flow fan for mine of claim 4, wherein the structure of the motor base is a cylinder, and the connecting arm on the motor base is tangent to the cylinder surface of the motor base.

6. The high temperature resistant axial flow fan for mines of claim 1, wherein the docking port is installed at the left side of the ventilation cavity.

Technical Field

The invention relates to an axial flow fan, in particular to a high-temperature-resistant axial flow fan for a mine.

Background

The axial flow fan is a fan which runs in an axial flow mode, the axial flow mode refers to that gas flows in the same direction parallel to the fan, therefore, the axial flow fan is generally used in places with higher flow requirements and lower pressure requirements, when the existing axial flow fan is used for conveying air in a mine, a large amount of dust can be attached to the axial flow fan, so that the heat dissipation capacity and the high temperature resistance of the axial flow fan are reduced, the condition that the temperature inside the axial flow fan is too high is easily caused, the loading capacity of a driving motor in the axial flow fan is increased along with the attachment of the dust, and the service life of the axial flow fan is influenced.

Disclosure of Invention

The invention provides a high-temperature resistant axial flow fan for a mine, aiming at solving the defects of the prior art.

A high-temperature resistant axial flow fan for mines comprises a fan shell and a fan body arranged in the fan shell, wherein the fan shell consists of an air inlet plate, a ventilation cavity and an air outlet plate, the ventilation cavity is positioned between the air inlet plate and the air outlet plate, a plurality of dust suction holes distributed in a circumferential array are formed in the inner wall of the ventilation cavity, the fan body comprises fan blades and a driving motor used for driving the fan blades, the fan blades are positioned in the ventilation cavity, the positions of the fan blades correspond to the positions of the dust suction holes, the driving motor is arranged in a motor base, a plurality of connecting arms are arranged on the motor base, the motor base is fixed on the air outlet plate through the connecting arms, a dust suction pipeline is arranged in each connecting arm, the dust suction pipelines are communicated with the dust suction holes in the inner wall of the ventilation cavity, and every two dust suction pipelines in different connecting arms are communicated with each other, the outer side of the ventilation cavity is provided with a butt joint port connected with a dust collector, and the butt joint port is connected with a dust collection pipeline in any connecting arm on the motor base.

Furthermore, a net groove for installing a protective net is formed in the air inlet plate.

Furthermore, the dust suction hole is formed in one side, close to the air inlet plate, of the ventilation cavity.

Furthermore, the number of the connecting arms on the motor base is three, and the connecting arms are distributed on the motor base in a circumferential array.

Furthermore, the structure of the motor base is a cylinder, and the connecting arm on the motor base is tangent to the cylindrical surface of the motor base.

Further, the docking port is mounted on the left side of the ventilation cavity.

Has the advantages that: the invention discloses a high-temperature resistant axial flow fan for a mine, which can effectively relieve the attachment condition of dust on fan blades of the fan by additionally arranging a dust collection hole communicated with a dust collector on the inner wall of a ventilation cavity, enhance the heat dissipation capability of the axial flow fan, improve the high-temperature resistant performance of the axial flow fan and prolong the service life of the axial flow fan.

Drawings

FIG. 1 is a schematic structural diagram of a high temperature resistant axial flow fan;

FIG. 2 is a rear view of a high temperature resistant axial flow fan;

in the figure: 1. the fan comprises a fan shell 11, an air inlet plate 12, a ventilation cavity 13, an air outlet plate 14, dust suction holes 15, a net groove 2, a fan body 21, fan blades 22, a driving motor 3, a motor base 4, a connecting arm 5, a dust suction pipeline 6 and a butt joint port.

Detailed Description

For the purpose of enhancing the understanding of the present invention, the present invention will be described in further detail with reference to the following examples and the accompanying drawings, which are provided for the purpose of illustration only and are not intended to limit the scope of the present invention.

A high temperature resistant axial flow fan for mine comprises a fan shell 1 and a fan body 2 arranged in the fan shell 1, wherein the fan shell 1 consists of an air inlet plate 11, a ventilation cavity 12 and an air outlet plate 13, the ventilation cavity 12 is arranged between the air inlet plate 11 and the air outlet plate 13, a plurality of dust suction holes 14 distributed in a circumferential array manner are arranged on the inner wall of the ventilation cavity 12, the fan body 2 comprises a fan blade 21 and a driving motor 22 used for driving the fan blade 21, the fan blade 21 is arranged in the ventilation cavity 12, the position of the fan blade 21 corresponds to the position of the dust suction holes 14, the driving motor 22 is arranged in a motor base 3, a plurality of connecting arms 4 are arranged on the motor base 3, the motor base 3 is fixed on the air outlet plate 13 through the connecting arms 4, and a dust suction pipeline 5 is arranged in each connecting arm 4, the dust suction pipe 5 is communicated with the dust suction hole 14 on the inner wall of the ventilation cavity 12, the dust suction pipes 5 in different connecting arms 4 are communicated in pairs, the outer side of the ventilation cavity 12 is provided with a butt joint port 6 connected with a dust collector, and the butt joint port 6 is connected with the dust suction pipe 5 in any one connecting arm 4 on the motor base 3.

In this embodiment, the air inlet plate 11 is provided with a mesh slot 15 for installing a protective mesh.

In this embodiment, the dust suction hole 14 is formed on a side of the ventilation cavity 12 close to the air inlet plate 11.

In this embodiment, the motor base 3 is a cylinder, the number of the connecting arms 4 on the motor base 3 is three, the connecting arms 4 are distributed on the motor base 3 in a circumferential array, and the connecting arms 4 are tangent to the cylindrical surface of the motor base 3.

In this embodiment, the docking port 6 is mounted on the left side of the ventilation cavity 12.

The axial flow fan has the advantages that the dust suction hole communicated with the dust collector is additionally formed in the inner wall of the ventilation cavity, so that the attachment condition of dust on fan blades of the fan can be effectively relieved, the heat dissipation capacity of the axial flow fan is enhanced, the high temperature resistance of the axial flow fan is improved, and the service life of the axial flow fan is prolonged.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.