CN219888291U

CN219888291U - Centrifugal fan with motor protection casing function

Info

Publication number: CN219888291U
Application number: CN202321347927.3U
Authority: CN
Inventors: 陈铃
Original assignee: Hangzhou Jinjiu Electric Appliance Co ltd
Current assignee: Hangzhou Jinjiu Electric Appliance Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-10-24
Anticipated expiration: 2033-05-31

Abstract

The utility model discloses a centrifugal fan with a motor protection cover function, which comprises a base and a shell, wherein a protection cover body is fixedly arranged on the left side of the top of the base, a motor body is fixedly arranged in an inner cavity of the protection cover body, and a cooling fan is movably arranged at the bottom of the inner cavity of the protection cover body. This centrifugal fan with motor protection casing function can direct mount in motor body's surface through the protection casing body, has directly played a protection's effect to motor body, avoids motor body to suffer to collide with, is provided with radiator fan in the protection casing simultaneously, can directly blow the heat dissipation to motor body, and the air-out passageway can be with the heat exhaust protection casing internal simultaneously, has guaranteed that motor body also can not overheat after long-time operation and lead to shutting down to damage to effectual use of guaranteeing motor body has also effectually improved the protection effect to motor body.

Description

Centrifugal fan with motor protection casing function

Technical Field

The utility model belongs to the technical field of protection of centrifugal fans, and particularly relates to a centrifugal fan with a motor protection cover function

Background

Fans are widely used for ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and air induction of boilers and industrial furnaces; cooling and ventilation in air-conditioning devices and household appliances; the grain drying and selecting, wind tunnel wind source and inflatable and propelling of air cushion ship, etc. the blower is a machine for raising gas pressure and exhausting gas by means of inputted mechanical energy, and is a driven fluid machine, and the blower is a habit short for gas compression and gas conveying machine in China, and is usually said blower includes ventilator, blower and wind driven generator.

Chinese patent discloses a multifunctional fan guard (grant bulletin number CN 210769582U), which is capable of achieving the purposes of passing through a combination of an axle center, an annular weft and a warp; the annular wefts and the axle center are distributed in concentric circles, the warps and the axle center are connected in radial distribution, the warps and the annular wefts are in a crossed mixed weaving structure, and metal filter screens are uniformly distributed between the annular wefts and the warps. The multifunctional fan protection cover is compact in structure, economical and environment-friendly, and the braided structure enables the fan protection cover to be strong in pressure resistance, not easy to deform and damage; the steel frame structure with the metal filter screen has structural strength while the fan protection cover keeps ventilation, and the multifunctional fan protection cover has the advantages of effectively prolonging the service life of the fan and improving the working efficiency of the fan, but most of motors are exposed, and cannot be protected, so that the motors are easily collided, and the normal use of the motors is affected.

Disclosure of Invention

The utility model aims to provide a centrifugal fan with a motor protection cover function, so as to solve the technical problems in the background art.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows: the utility model provides a centrifugal fan with motor protection casing function, includes base and shell, the left side fixed mounting at base top has the protection casing body, the inner chamber fixed mounting of the protection casing body has the motor body, the bottom movable mounting of the inner chamber of the protection casing body has radiator fan, the top fixed mounting at the protection casing body back has the air-out passageway, the bottom movable mounting of air-out passageway inner chamber has dustproof otter board, the vent has been seted up at the top at the protection casing body inner chamber back.

Preferably, the front face of the protective cover body is movably provided with a side-opening door, a clamping strip is movably clamped at the bottom of the back face of the air outlet channel, and the front face of the clamping strip is fixedly connected with the back face of the dustproof screen plate.

Preferably, the front side and the rear side of the bottom of the shell are fixedly provided with reinforcing foot frames, and the bottom of the reinforcing foot frames is fixedly connected with the top of the base.

Preferably, the right side of the shell is provided with an air inlet, and the top of the front surface of the shell is fixedly provided with a connecting pipeline.

Preferably, the right side of the protection casing body is provided with the output shaft, the left side fixed mounting of shell has locking gasket, the inner chamber of locking gasket is provided with the axostylus axostyle, the left side of axostylus axostyle runs through the right side fixed connection of output shaft and motor body.

Preferably, the limiting blocks are fixedly arranged on two sides of the front face of the cooling fan, a clamping plate is movably clamped at the bottom of the back face of the protective cover body, and the front face of the clamping plate is fixedly connected with the back face of the cooling fan.

The utility model has the following advantages:

1. this centrifugal fan with motor protection casing function can direct mount in motor body's surface through the protection casing body, has directly played a protection's effect to motor body, avoids motor body to suffer to collide with, is provided with radiator fan in the protection casing simultaneously, can directly blow the heat dissipation to motor body, and the air-out passageway can be with the heat exhaust protection casing internal simultaneously, has guaranteed that motor body also can not overheat after long-time operation and lead to shutting down to damage to effectual use of guaranteeing motor body has also effectually improved the protection effect to motor body.

2. This centrifugal fan with motor protection casing function can take off through the card strip activity, is convenient for drive dustproof otter board and takes off and wash or change, and the cardboard can be taken off in the activity, is convenient for drive radiator fan and take out and maintain, and after installing radiator fan to the protection casing body, the stopper can block and establish in the front of protection casing body inner chamber, fixes radiator fan.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a partial cross-sectional view of a shield body structure of the present utility model;

FIG. 3 is a rear elevational view of the overall structure of the present utility model;

FIG. 4 is a partial rear bottom view of the shield body structure of the present utility model;

the figure indicates: 1. a base; 2. a protective cover body; 3. an air outlet channel; 4. an output shaft; 5. a connecting pipe; 6. a housing; 7. an air inlet; 8. reinforcing a foot rest; 9. a side door is opened; 10. a motor body; 11. a vent; 12. a limiting block; 13. a heat radiation fan; 14. a locking gasket; 15. a shaft lever; 16. clamping strips; 17. a clamping plate; 18. a dustproof screen plate.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

For a better understanding of the objects, structure and function of the utility model, a further detailed description of the utility model is provided below with reference to the accompanying drawings.

As shown in fig. 1-4, the centrifugal fan with the motor protection cover function comprises a base 1 and a shell 6, wherein a protection cover body 2 is fixedly arranged on the left side of the top of the base 1, a motor body 10 is fixedly arranged in an inner cavity of the protection cover body 2, a cooling fan 13 is movably arranged at the bottom of the inner cavity of the protection cover body 2, an air outlet channel 3 is fixedly arranged at the top of the back of the protection cover body 2, a dustproof screen 18 is movably arranged at the bottom of the inner cavity of the air outlet channel 3, and a ventilation opening 11 is formed in the top of the back of the inner cavity of the protection cover body 2.

Specifically, the front movable mounting of protection casing body 2 has side division door 9, and the bottom activity card at the air-out passageway 3 back is equipped with card strip 16, and the front of card strip 16 is connected with the back fixed of dustproof otter board 18.

Through the above technical scheme, the clamping strips 16 can be movably taken down, so that the dustproof screen plate 18 is conveniently driven to be taken down for cleaning or replacement.

Specifically, the front and back sides of the bottom of the shell 6 are fixedly provided with reinforcing foot frames 8, and the bottom of the reinforcing foot frames 8 is fixedly connected with the top of the base 1.

Through above-mentioned technical scheme, consolidate foot rest 8 has played better fixed support's effect to shell 6.

Specifically, an air inlet 7 is formed in the right side of the shell 6, and a connecting pipeline 5 is fixedly arranged at the top of the front face of the shell 6.

Through above-mentioned technical scheme, air intake 7 can carry out the air inlet work, and connecting tube 5 can communicate with peripheral hardware pipeline.

Specifically, the right side of protection casing body 2 is provided with output shaft 4, and the left side fixed mounting of shell 6 has locking gasket 14, and the inner chamber of locking gasket 14 is provided with axostylus axostyle 15, and output shaft 4 and the right side fixed connection of motor body 10 are run through in the left side of axostylus axostyle 15.

Through the above technical scheme, the motor body 10 can drive the output shaft 4 to work, so as to drive the shaft lever 15 and the impeller in the housing 6 to rotate.

Specifically, both sides of the front face of the cooling fan 13 are fixedly provided with limiting blocks 12, a clamping plate 17 is movably clamped at the bottom of the back face of the protective cover body 2, and the front face of the clamping plate 17 is fixedly connected with the back face of the cooling fan 13.

Through the above technical scheme, cardboard 17 can be removed in the activity, is convenient for drive radiator fan 13 and takes out to maintain, and after installing radiator fan 13 to protection casing body 2, stopper 12 can block the front of establishing at protection casing body 2 inner chamber.

This centrifugal fan's theory of operation with motor protection casing function: can directly install motor body 10 at the inner chamber of protection casing body 2, protection casing body 2 has directly played a protection's effect to motor body 10, avoid motor body 10 to suffer from colliding with, be provided with radiator fan 13 in the protection casing body 2 simultaneously, can directly blow the heat dissipation to motor body 10, air-out passageway 3 can discharge heat in protection casing body 2 simultaneously, guaranteed motor body 10 also can not overheat and lead to shutting down to damage after long-time operation, dustproof otter board 18 can reduce the probability that the dust got into in the protection casing body 2 through air-out passageway 3, card strip 16 can be movable take off, be convenient for drive dustproof otter board 18 and take off and wash or change, cardboard 17 can be movable take off, be convenient for drive radiator fan 13 and take out to maintain, and install radiator fan 13 to protection casing body 2 after, stopper 12 can block the front of establishing in protection casing body 2 inner chamber.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a centrifugal fan with motor protection casing function, includes base (1) and shell (6), its characterized in that: the novel air conditioner is characterized in that a protective cover body (2) is fixedly arranged on the left side of the top of the base (1), a motor body (10) is fixedly arranged in an inner cavity of the protective cover body (2), a radiator fan (13) is movably arranged at the bottom of the inner cavity of the protective cover body (2), an air outlet channel (3) is fixedly arranged at the top of the back of the protective cover body (2), a dustproof screen plate (18) is movably arranged at the bottom of the inner cavity of the air outlet channel (3), and a vent (11) is formed in the top of the back of the inner cavity of the protective cover body (2).

2. The centrifugal fan with motor protection cover function according to claim 1, wherein: the front of the protective cover body (2) is movably provided with a side-opening door (9), the bottom of the back of the air outlet channel (3) is movably clamped with a clamping strip (16), and the front of the clamping strip (16) is fixedly connected with the back of the dustproof screen plate (18).

3. The centrifugal fan with motor protection cover function according to claim 1, wherein: the reinforced foot rest (8) is fixedly arranged on the front side and the rear side of the bottom of the shell (6), and the bottom of the reinforced foot rest (8) is fixedly connected with the top of the base (1).

4. The centrifugal fan with motor protection cover function according to claim 1, wherein: an air inlet (7) is formed in the right side of the shell (6), and a connecting pipeline (5) is fixedly arranged at the top of the front face of the shell (6).

5. The centrifugal fan with motor protection cover function according to claim 1, wherein: the right side of protection casing body (2) is provided with output shaft (4), the left side fixed mounting of shell (6) has locking gasket (14), the inner chamber of locking gasket (14) is provided with axostylus axostyle (15), the left side of axostylus axostyle (15) runs through output shaft (4) and the right side fixed connection of motor body (10).

6. The centrifugal fan with motor protection cover function according to claim 1, wherein: limiting blocks (12) are fixedly mounted on two sides of the front face of the cooling fan (13), clamping plates (17) are movably clamped at the bottom of the back face of the protective cover body (2), and the front face of each clamping plate (17) is fixedly connected with the back face of the cooling fan (13).