CN217518888U - Domestic appliance cooling fan - Google Patents

Abstract

The utility model is applicable to the technical field of cooling fans, and provides a cooling fan for household appliances. The impeller is arranged in the casing; an air guide assembly is connected to the main body, the air inlet of the air guide assembly is arranged on one side of the drive motor, and the air guide assembly has an outlet. The tuyere is communicated with the casing; the drive motor is started, and the drive motor drives the impeller to rotate to speed up the air flow to dissipate heat for the electrical appliance. The heat generated by the drive motor enters the elbow along with the air through the filter element and the air collecting hood, and is cooled by the cooling box in the cooling box. Liquid cooling, and then the low-temperature air enters the casing and is sent to the preset position of the electrical appliance by the impeller, which not only cools the drive motor but also cools the air, thereby improving the effect of heat dissipation for the electrical appliance, and has the advantages of good heat dissipation and cooling.

Description

A household appliance cooling fan

technical field

The utility model belongs to the technical field of cooling fans, in particular to a cooling fan for household appliances.

Background technique

The fan is a machine that relies on the input mechanical energy to increase the gas pressure and discharge the gas. It is a driven fluid machine. Fan is the habitual abbreviation for gas compression and gas conveying machinery in China. Generally speaking, fans include ventilators, blowers, and wind generators.

The fan is generally driven by the motor through the impeller to drive the air flow to dissipate heat for the electrical appliance. However, the motor will also generate a certain amount of heat when working, especially the motor in a long-term working state. The long-term work will inevitably lead to the rise of the temperature of the motor itself and accelerate the aging of the motor. speed, reducing motor life.

Therefore, there is an urgent need for a cooling fan for household appliances to solve the above problems.

Utility model content

The purpose of the embodiments of the present invention is to provide a cooling fan for household appliances, which aims to solve the problems existing in the background technology.

The embodiment of the present utility model is realized in this way, a household appliance cooling fan includes:

a main body, the main body is connected with a driving motor, the main body is connected with a casing, the output shaft of the driving motor is connected with an impeller, and the impeller is arranged in the casing;

An air guide assembly, the air guide assembly is connected with the body, an air inlet of the air guide assembly is arranged on one side of the drive motor, and an air outlet of the air guide assembly is communicated with the casing.

As a further solution of the present invention, the air guide assembly includes an air collecting hood and an elbow, the air collecting hood is fixedly connected to the body, the air collecting hood is fixedly connected to the elbow, and the elbow is fixedly connected. It is fixedly connected with the casing and communicates with the inner cavity of the casing.

As a further solution of the present invention, the body is connected with a cooling box, and the elbow is arranged in the cooling box.

As a further solution of the present invention, the air collecting hood is fixedly connected with a filter element.

As a further solution of the present invention, the body includes a base, a vertical plate and a support plate, the base is fixedly connected to the casing, the base is fixedly connected to the vertical plate and the support plate, the vertical plate and the support plate are fixedly connected Both are fixedly connected to the drive motor.

Start the drive motor, the drive motor drives the impeller to rotate and accelerates the air flow to dissipate heat for the electrical appliance. The heat generated by the drive motor enters the elbow along with the air through the filter element and the air collecting hood, and is cooled by the coolant in the cooling box, and then the low-temperature air enters The casing is sent to the preset position of the electrical appliance by the impeller, which not only cools the driving motor but also cools the air, thereby improving the effect of heat dissipation for the electrical appliance, and has the advantages of good heat dissipation and cooling.

Description of drawings

1 is a schematic structural diagram of a household appliance cooling fan provided by an embodiment of the present invention;

2 is a schematic structural diagram of a partial cross-section of a household appliance cooling fan provided by an embodiment of the present utility model;

3 is a schematic structural diagram of an elbow provided by an embodiment of the present invention;

In the drawings: 1- body, 11- base, 12- vertical plate, 13- support plate, 2- drive motor, 3- casing, 4- cooling box, 5- elbow, 6- filter element, 7- Air hood.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

The specific implementation of the present invention will be described in detail below with reference to specific embodiments.

As shown in Figure 1 to Figure 3, it is an embodiment of the present utility model, including:

A household appliance cooling fan, characterized in that it includes:

The main body 1, the main body 1 is connected with a driving motor 2, the main body 1 is connected with a casing 3, the output shaft of the driving motor 2 is connected with an impeller, and the impeller is arranged in the casing 3;

The air guide assembly is connected with the main body 1 , the air inlet of the air guide assembly is arranged on one side of the drive motor 2 , and the air outlet of the air guide assembly communicates with the casing 3 .

In this embodiment, the air guide assembly includes an air collecting hood 7 and an elbow 5 , the air collecting hood 7 is fixedly connected with the body 1 , and the air collecting hood 7 is fixedly connected with the elbow 5 , The elbow 5 is fixedly connected to the casing 3 and communicates with the inner cavity of the casing 3; the body 1 is connected with a cooling box 4, and the elbow 5 is arranged in the cooling box 4, and the Cooling liquid is provided in the cooling box 4; the air collecting cover 7 is fixedly connected with a filter element 6, the filter element 6 can be a filter screen, and the filter element 6 can prevent impurities such as dust from entering the electrical appliance; the drive motor 2 drives the impeller Rotation, the impeller rotates to drain the air, the air around the drive motor 2 enters the air collecting hood through the filter element 6, and then dissipates heat for the driving motor 2. The cooling liquid enters the casing 3 after being cooled down, and the impeller sends out the air cooled by the cooling liquid in the cooling box 4 for heat dissipation of the electrical appliance, which has the advantages of good heat dissipation and cooling.

Referring to FIGS. 1 to 3 , in an embodiment of the present invention, the body 1 includes a base 11 , a vertical plate 12 and a support plate 13 , the base 11 is fixedly connected to the housing 3 , and the base 11 is connected to the base 11 . The vertical plate 12 and the supporting plate 13 are fixedly connected, and both the vertical plate 12 and the supporting plate 13 are fixedly connected with the driving motor 2 .

In this embodiment, the base 11 or the vertical plate 12 is machined with bolt holes for easy installation of the fan, and the matching bolts are used to facilitate the installation of the fan. The vertical plate 12 and the support plate 13 are used to support the motor and the casing 3. A cooling box 4 is provided on the base 11 between the vertical plate 12 and the support plate 13, which has the advantage of convenient installation.

working principle:

Start the drive motor 2, the drive motor 2 drives the impeller to rotate and accelerates the air flow to dissipate heat for the electrical appliance. The heat generated by the drive motor 2 enters the elbow 5 along with the air through the filter element 6 and the air collecting hood, and is cooled by the coolant in the cooling box 4. , and then the low-temperature air enters the casing 3 and is sent to the preset position of the electrical appliance by the impeller, which not only cools the driving motor 2 but also cools the air, thereby improving the effect of heat dissipation for the electrical appliance, and has the advantage of good heat dissipation and cooling.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (3)

1. The utility model provides a domestic appliance cooling fan which characterized in that includes:

the body is connected with a driving motor, the body is connected with a casing, an output shaft of the driving motor is connected with an impeller, and the impeller is arranged in the casing;

the air guide assembly is connected with the body, an air inlet of the air guide assembly is arranged on one side of the driving motor, and an air outlet of the air guide assembly is communicated with the shell;

the air guide assembly comprises an air collecting cover and a bent pipe, the air collecting cover is fixedly connected with the body, the air collecting cover is fixedly connected with the bent pipe, and the bent pipe is fixedly connected with the shell and communicated with the inner cavity of the shell;

the body is connected with a cooling box, and the bent pipe is arranged in the cooling box.

2. The heat dissipation fan for household appliances according to claim 1, wherein a filter member is fixedly connected to the air collection cover.

3. The heat dissipation fan for household appliances according to claim 1, wherein the body comprises a base, a vertical plate and a support plate, the base is fixedly connected with the casing, the base is fixedly connected with the vertical plate and the support plate, and the vertical plate and the support plate are both fixedly connected with the driving motor.

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