CN213305153U

CN213305153U - Mute motor fan cover

Info

Publication number: CN213305153U
Application number: CN202021617811.3U
Authority: CN
Inventors: 尹旭
Original assignee: Tianjin Shenghongbo Technology Co ltd
Current assignee: Tianjin Shenghongbo Technology Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-05-28
Anticipated expiration: 2030-08-06

Abstract

The utility model belongs to the technical field of the motor silence, especially, be a silence motor fan casing, including motor main part and fan casing, motor main part's bottom fixed mounting has the motor cabinet, motor main part's afterbody rotates and installs the fan, motor main part's tail end is installed the fan casing, the fan casing comprises first semi-cylinder and second semi-cylinder, first semi-cylinder with two screw holes have all been seted up on the surface of second semi-cylinder, first semi-cylinder with the equal fixedly connected with fixed plate of one end of second semi-cylinder, two screw holes have all been seted up on the surface of fixed plate, first semi-cylinder with a plurality of snake-shaped grooves have all been seted up to the internal surface of second semi-cylinder, four bolt holes that are the rectangle and distribute are seted up at the top of motor cabinet. The utility model discloses simple structure, easily manufacturing, convenient to detach and noise cancelling effect are good simultaneously, are the very high outer fan silencing device of motor of practicality.

Description

Mute motor fan cover

Technical Field

The utility model relates to a motor silence technical field especially relates to a silence motor fan casing.

Background

The fan casing of present motor outer fan is mostly only metal casing, has seted up the air inlet on the metal casing, and the high air noise of decibel that can produce when the air passes through air inlet and motor heat exchange can influence staff's hearing and healthy when serious, sets up the one deck amortization cotton in fan casing's inner wall and air inlet department mostly when carrying out the amortization to the motor among the prior art.

However, in the prior art, because the motor wind speed is high, the time that the air current flowed from the amortization cotton is short, and the restriction that noise cancelling effect received, along with the user is higher and higher to the requirement of the low air noise of motor, the simple area and the thickness that lean on increasing the amortization cotton can not satisfy user's demand, and the amortization fan casing need remove dust after long-time the use simultaneously, and traditional motor fan casing is difficult to be dismantled, for this reason, provides a silence motor fan casing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a silent motor fan cover.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a silence motor fan casing, includes motor main part and fan casing, motor main part's bottom fixed mounting has the motor cabinet, motor main part's afterbody rotates installs the fan, motor main part's tail end is installed the fan casing, the fan casing comprises first halfcylinder and second halfcylinder, first halfcylinder with two screw holes have all been seted up on the surface of second halfcylinder, first halfcylinder with the equal fixedly connected with fixed plate of one end of second halfcylinder, two screw holes have all been seted up on the surface of fixed plate, first halfcylinder with a plurality of snake-shaped grooves have all been seted up to the internal surface of second halfcylinder.

Preferably, four bolt holes which are distributed in a rectangular shape are formed in the top of the motor base.

Preferably, both ends of the snake-shaped groove are communicated with both end faces of the corresponding first semi-cylinder or both end faces of the corresponding second semi-cylinder, so that the wind guide holes can be formed inside the first semi-cylinder and the second semi-cylinder when the first semi-cylinder and the second semi-cylinder are combined.

Preferably, when the first semi-cylinder and the second semi-cylinder are combined, the corresponding two threaded holes are also superposed and the first semi-cylinder and the second semi-cylinder are firmly fixed together through bolts, so that the first semi-cylinder and the second semi-cylinder become a fan cover, and meanwhile, the snake-shaped groove in the fan cover becomes an air guide hole.

Preferably, the inner wall of the snake-shaped groove is provided with silencing cotton.

Preferably, the fan cover is fixed at the tail end of the motor through bolts, so that the fan cover is convenient to disassemble.

Compared with the prior art, the beneficial effects of the utility model are that: during the use, with first halfcylinder and second halfcylinder firmly merge into fan housing through the downthehole bolt of two bolts, formed the wind-guiding hole between the snake-shaped groove on first halfcylinder and the second halfcylinder, then pass through bolt fastening with the fan housing at the afterbody of motor main part, when motor during operation, drive the fan and rotate, make outside wind pass through the wind-guiding hole and enter into in the motor, the noise that the amortization cotton on the snake-shaped inslot wall was irritated the strong wind weakens, reach the purpose of silence, simultaneously because whole fan housing all is through bolt fastening and connection, this also makes when the fan housing cleans the dust in needs, only need step by step rotatory bolt just can pull down the fan housing, can carry out the degree of depth to the wind-guiding hole of fan housing inside simultaneously and clean.

The utility model discloses simple structure, easily manufacturing, convenient to detach and noise cancelling effect are good simultaneously, are the very high outer fan silencing device of motor of practicality.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

FIG. 2 is a schematic view of the fan cover structure of the present invention;

fig. 3 is a schematic structural diagram of the first and second semi-cylinders according to the present invention.

In the figure: 1. a motor main body; 2. a fan housing; 3. a motor base; 4. a fan; 5. a first semi-cylinder; 6. a second semi-cylinder; 7. a fixing plate; 8. a serpentine groove; 9. and air guide holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a silence motor fan casing, includes motor body 1 and fan casing 2, its characterized in that: the motor base 3 is welded at the bottom of the motor main body 1, the fan 4 is rotatably installed at the tail of the motor main body 1, the fan cover 2 is installed at the tail end of the motor main body 1, the fan cover 2 consists of a first semi-cylinder 5 and a second semi-cylinder 6, two threaded holes are formed in the surfaces of the first semi-cylinder 5 and the second semi-cylinder 6, fixing plates 7 are welded at one ends of the first semi-cylinder 5 and the second semi-cylinder 6, threaded holes are formed in the surfaces of the two fixing plates 7, and a plurality of snake-shaped grooves 8 are formed in the inner surfaces of the first semi-cylinder 5 and the second semi-cylinder 6;

four bolt holes which are distributed in a rectangular shape are arranged at the top of the motor base 3, two ends of the snake-shaped groove 8 are communicated with two end faces of the corresponding first semi-cylinder 5 or two end faces of the corresponding second semi-cylinder 6, so that when the first semi-cylinder 5 and the second semi-cylinder 6 are combined, the air guide hole 9 is formed inside, when the first semi-cylinder 5 and the second semi-cylinder 6 are superposed, the corresponding two threaded holes are also overlapped and firmly fix the first semi-cylinder 5 and the second semi-cylinder 6 together through bolts, so that the fan cover is formed, meanwhile, the snake-shaped groove 8 inside the fan cover becomes an air guide hole 9, the inner wall of the snake-shaped groove 8 is provided with silencing cotton, the fan cover 2 is fixed at the tail end of the motor through bolts, the disassembly is convenient, the structure of the fan cover is simple, the manufacture is easy, meanwhile, the motor outer fan silencing device is convenient to disassemble and good in silencing effect, and is high in practicability.

The working principle is as follows: when in use, the first semi-cylinder 5 and the second semi-cylinder 6 are firmly combined into the fan cover 2 through the bolts in the two bolt holes, the air guide hole 9 is formed between the snake-shaped groove 8 on the first semi-cylinder 5 and the second semi-cylinder 6, then the fan cover 2 is fixed at the tail part of the motor main body 1 through the bolts, when the motor works, the fan 4 is driven to rotate, so that the outside air enters into the motor through the air guide hole, the noise of the big air is weakened by the silencing cotton on the inner wall of the snake-shaped groove 8, the aim of silence is achieved, meanwhile, because the whole fan cover 2 is fixed and connected through the bolts, when the fan cover 2 needs to clean dust, the fan cover 2 can be detached only by rotating the bolts one step, and the air guide hole 9 inside the fan cover 2 can be cleaned deeply, the utility model has simple structure and easy manufacture, meanwhile, the motor outer fan silencing device is convenient to disassemble and good in silencing effect, and is high in practicability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a silence motor fan casing, includes motor main part (1) and fan casing (2), its characterized in that: the motor comprises a motor body (1), a motor base (3) is fixedly mounted at the bottom of the motor body (1), a fan (4) is mounted at the tail of the motor body (1) in a rotating mode, a fan cover (2) is mounted at the tail end of the motor body (1), the fan cover (2) is composed of a first semi-cylinder (5) and a second semi-cylinder (6), two threaded holes are formed in the surface of the first semi-cylinder (5) and the surface of the second semi-cylinder (6), a fixing plate (7) is fixedly connected with one end of the first semi-cylinder (5) and one end of the second semi-cylinder (6), threaded holes are formed in the surface of the fixing plate (7), and a plurality of snake-shaped grooves (8) are formed in the inner surface of the first semi-cylinder (5) and the inner surface of the second.

2. The quiet motor fan cover according to claim 1, wherein: four bolt holes which are distributed in a rectangular shape are formed in the top of the motor base (3).

3. The quiet motor fan cover according to claim 1, wherein: and two ends of the snake-shaped groove (8) are communicated with two end faces of the corresponding first semi-cylinder (5) or two end faces of the corresponding second semi-cylinder (6), so that an air guide hole (9) can be formed inside the first semi-cylinder (5) and the second semi-cylinder (6) when the first semi-cylinder and the second semi-cylinder are combined.

4. The quiet motor fan cover according to claim 1, wherein: when the first semi-cylinder (5) and the second semi-cylinder (6) are superposed, the corresponding two threaded holes are also superposed, and the first semi-cylinder (5) and the second semi-cylinder (6) are firmly fixed together through bolts, so that the first semi-cylinder becomes a fan cover, and meanwhile, the snake-shaped groove (8) in the fan cover becomes an air guide hole (9).

5. The quiet motor fan cover according to claim 1, wherein: the inner wall of the snake-shaped groove (8) is provided with silencing cotton.

6. The quiet motor fan cover according to claim 1, wherein: the fan cover (2) is fixed at the tail end of the motor through bolts, and is convenient to detach.