CN114645863A

CN114645863A - Novel ceiling fan

Info

Publication number: CN114645863A
Application number: CN202210189623.2A
Authority: CN
Inventors: 刘杰
Original assignee: Zhongshan Fuyoute Intelligent Technology Co ltd
Current assignee: Zhongshan Fuyoute Intelligent Technology Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-06-21

Abstract

The invention relates to a novel ceiling fan, which comprises a motor main body and a ceiling fan main body, wherein the inner side of the ceiling fan main body is provided with an inner cavity for mounting the motor main body, the motor main body comprises a motor shell, a motor rotor and a motor stator, the motor rotor is arranged at the central position of the motor stator, the motor rotor is provided with a transmission shaft, the ceiling fan main body comprises an upper shell and a lower shell, the motor shell is respectively and fixedly connected with the motor stator and the upper shell, the lower shell is fixedly connected with the transmission shaft, the outer side of the lower shell is uniformly distributed with a plurality of fan blades, the upper shell and the lower shell are mutually separated and form an air inlet gap, when the motor stator is electrified, the motor rotor drives the lower shell to rotate around the center position of the lower shell through the transmission shaft under the action of electromagnetic force, the upper shell and the lower shell are separated from each other without integral rotation, the rotating gravity center is reduced, the lower shell does not need to drive the upper shell to rotate, and the lower shell can be more stable in the rotating process.

Description

Novel ceiling fan

Technical Field

The invention relates to the technical field of ceiling fan equipment, in particular to a novel ceiling fan.

Background

The patent document with publication number CN208112473U discloses "an industrial large fan direct-drive outer rotor permanent magnet servo motor", and the contents of the specification and the drawings thereof disclose "an industrial large fan direct-drive outer rotor permanent magnet servo motor, which is characterized in that: the permanent magnet motor comprises a base, a central shaft, a mounting hanging shaft, a bearing group, a sensing element, a permanent magnet rotor and a stator; the permanent magnet rotor is positioned on the outer side of one end of the base, the permanent magnet rotor is of a semi-hollow structure, a mounting hole is formed in the middle of the permanent magnet rotor, and magnetic steel and a magnetic isolation strip are arranged on the side surface of the inner periphery of the permanent magnet rotor; the central shaft is assembled on the base through a bearing, the bearing is assembled in a bearing chamber preset on the base, one end of the central shaft penetrates through the mounting hole and protrudes out of the outer surface of the permanent magnet rotor, and the end of the central shaft is in threaded connection with a stop nut and a stop washer; the stator is fixed on the base and comprises a stator core and a stator winding, the stator winding is positioned on the stator core, and the stator core is also provided with an insulating sleeve; the machine base is connected with an outer cover and a mounting hanging shaft; the sensing element is placed between the mounting hanger shaft and the central shaft ".

The existing ceiling fan is generally driven by an outer rotor motor, but the cost of the outer rotor motor is high, and the whole cost of the ceiling fan is not reduced.

Therefore, further improvements are needed.

Disclosure of Invention

The present invention is directed to overcome the above-mentioned deficiencies of the prior art and to provide a novel ceiling fan, which is designed to solve at least one of the above-mentioned problems of the prior art to some extent.

The purpose of the invention is realized as follows:

the utility model provides a novel ceiling fan, including motor main part and ceiling fan main part, the inboard of ceiling fan main part has the inner chamber that is used for installing motor main part, motor main part includes motor housing, electric motor rotor and motor stator, motor rotor sets up in motor stator's central point and puts, motor rotor has the transmission shaft, ceiling fan main part includes epitheca and inferior valve, motor housing respectively with motor stator and epitheca fixed connection, inferior valve and transmission shaft fixed connection, the outside of inferior valve distributes uniformly has a plurality of flabellum, epitheca and inferior valve alternate segregation and form the air inlet gap, when motor stator circular telegram, motor rotor drives the inferior valve through the transmission shaft and rotates around its central point under the effect of electromagnetic force.

One side of the lower shell towards the upper shell is fixedly connected with a connecting plate, and the connecting plate is fixedly connected with the transmission shaft through riveting.

The inferior valve has the lower through-hole that corresponds with the connecting plate, and the position that the connecting plate corresponds lower through-hole is equipped with downwardly extending's thickening portion, and the inside and outside both sides of thickening portion are connected fixedly with transmission shaft and inferior valve respectively.

The top of motor housing is connected with the post of hanging that can be connected with the wall body, hangs the top that the post passed the epitheca from inside to outside and outwards extends.

The hanging column is internally provided with a hollow groove for the lead of the motor main body to pass through.

The top of motor housing is equipped with the boss that extends the setting upwards, hangs the post and passes through the helicitic texture to be connected fixedly with the boss.

And a fixed bolt is connected between the hanging column and the boss.

The upper shell is fixedly connected with the hanging column.

The connecting lug is arranged between the upper shell and the hanging column, the upper shell is provided with an upper through hole corresponding to the connecting lug, a connecting groove corresponding to the upper through hole is formed in the outer side of the connecting lug, and the inner side of the connecting lug is tubular and extends along the length direction of the hanging column.

The invention has the beneficial effects that:

the transmission shaft and the lower casing are fixedly connected through the motor rotor, so that the lower casing can be driven through the motor main body without being driven by an external rotor motor, the integral processing cost of the ceiling fan is reduced, the upper casing and the lower casing are separated from each other without integral rotation, the center of gravity of the rotation is reduced, the lower casing does not need to drive the upper casing to rotate, and the lower casing can be more stable in the rotating process.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is a schematic cross-sectional view of an embodiment of the present invention.

Fig. 2 is an exploded view of the first embodiment of the present invention.

Fig. 3 is an exploded view of the second embodiment of the present invention.

FIG. 4 is an enlarged view of the embodiment A of the present invention.

FIG. 5 is an enlarged view of the embodiment B of the present invention.

Detailed Description

The invention is further described with reference to the following figures and examples.

Referring to fig. 1-5, the novel ceiling fan, including motor main part 1 and ceiling fan main part 2, the inboard of ceiling fan main part 2 has the inner chamber that is used for installing motor main part 1, motor main part 1 includes motor housing 11, motor rotor 12 and motor stator 13, motor rotor 12 sets up in motor stator 13's central point and puts, motor rotor 12 has transmission shaft 121, ceiling fan main part 2 includes epitheca 21 and inferior valve 22, motor housing 11 respectively with motor stator 13 and epitheca 21 fixed connection, inferior valve 22 and transmission shaft 121 fixed connection, the outside of inferior valve 22 distributes uniformly has a plurality of flabellum 3, transmission shaft 121 and inferior valve 22 fixed connection through motor rotor 12, make inferior valve 22 drive through motor main part 1, need not to use external rotor motor drive, the holistic processing cost of ceiling fan has been reduced.

The upper shell 21 and the lower shell 22 are separated from each other to form an air inlet gap 23, the air inlet gap 23 can prevent the upper shell 21 from contacting with each other when the lower shell 22 rotates, and the air inlet gap 23 can also enable air to enter the inner cavity, so that the heat dissipation of the motor main body 1 is facilitated, and the service life of the motor main body is prolonged.

When the motor stator 13 is powered on, the motor rotor 12 drives the lower casing 22 to rotate around the center position thereof through the transmission shaft 121 under the action of electromagnetic force, the upper casing 21 and the lower casing 22 are separated from each other without integral rotation, so that the center of gravity of rotation is reduced, the lower casing 22 does not need to drive the upper casing 21 to rotate, and the lower casing 22 can be more stable in the rotating process.

Further, a connecting plate 4 is fixedly connected to one side of the lower shell 22 facing the upper shell 21, and the connecting plate 4 is fixedly connected to the transmission shaft 121 by riveting.

Further, the lower shell 22 has a lower through hole 221 corresponding to the connecting plate 4, a thickened portion 41 extending downward is provided at a position of the connecting plate 4 corresponding to the lower through hole 221, the inner side and the outer side of the thickened portion 41 are respectively connected and fixed with the transmission shaft 121 and the lower shell 22, and the thickened portion 41 can improve the connection strength of the connecting plate 4 with the transmission shaft 121 and the lower shell 22.

Furthermore, the top of the motor housing 11 is connected with a hanging column 5 which can be connected with a wall, the hanging column 5 penetrates through the top of the upper housing 21 from inside to outside and extends outwards, and a user can install the ceiling fan through the hanging column 5.

Furthermore, the hanging column 5 is internally provided with a hollow groove 51 for the lead of the motor main body 1 to pass through, the hanging column 5 can also play a role in protecting the lead, the lead reduces the chance of exposed damage of the lead, and the product is more attractive.

Further, the top of the motor housing 11 is provided with a boss 111 extending upward, the hanging column 5 and the boss 111 are connected and fixed through a threaded structure, the connection structure of the motor housing 11 and the hanging column 5 is simplified, the quick assembly and disassembly of the hanging column 5 are realized, the boss 111 increases the contact area of the hanging column 5 and the motor housing 11, and the connection strength of the hanging column 5 and the motor housing 11 is improved.

Furthermore, a fixing bolt 6 is connected between the hanging column 5 and the boss 111, so that the hanging column 5 and the boss 111 can be conveniently and quickly positioned and fixed.

Furthermore, the upper shell 21 is fixedly connected with the hanging column 5, so that the vibration of the upper shell 21 in the working process of the ceiling fan can be reduced.

Furthermore, a connecting bump 7 is arranged between the upper shell 21 and the hanging column 5, the upper shell 21 is provided with an upper through hole 211 corresponding to the connecting bump 7, a connecting groove 71 corresponding to the upper through hole 211 is arranged on the outer side of the connecting bump 7, the inner side of the connecting bump 7 is tubular and extends along the length direction of the hanging column 5, the connecting strength between the upper shell 21 and the hanging column 5 is improved, the vibration possibility of the upper shell 21 is further reduced, and the ceiling fan runs quietly.

The above examples are only preferred embodiments of the present invention, and other embodiments of the present invention are possible. Those skilled in the art can make equivalent changes or substitutions without departing from the spirit of the present invention, and such equivalent changes or substitutions are included in the scope set forth in the claims of the present application.

Claims

1. A novel ceiling fan comprises a motor main body (1) and a ceiling fan main body (2) and is characterized in that the inner side of the ceiling fan main body (2) is provided with an inner cavity used for installing the motor main body (1), the motor main body (1) comprises a motor shell (11), a motor rotor (12) and a motor stator (13), the motor rotor (12) is arranged at the central position of the motor stator (13), the motor rotor (12) is provided with a transmission shaft (121), the ceiling fan main body (2) comprises an upper shell (21) and a lower shell (22), the motor shell (11) is respectively fixedly connected with the motor stator (13) and the upper shell (21), the lower shell (22) is fixedly connected with the transmission shaft (121), a plurality of fan blades (3) are uniformly distributed on the outer side of the lower shell (22), the upper shell (21) and the lower shell (22) are mutually separated and form an air inlet gap (23), when the motor stator (13) is electrified, the motor rotor (12) drives the lower shell (22) to rotate around the center position thereof through the transmission shaft (121) under the action of electromagnetic force.

2. The novel ceiling fan of claim 1, wherein: one side fixedly connected with connecting plate (4) of inferior valve (22) orientation epitheca (21), connecting plate (4) are connected fixedly through riveting and transmission shaft (121).

3. The novel ceiling fan of claim 2, wherein: inferior valve (22) have lower through-hole (221) corresponding with connecting plate (4), the position that connecting plate (4) correspond lower through-hole (221) is equipped with downwardly extending's thickening portion (41), the inside and outside both sides of thickening portion (41) are connected fixedly with transmission shaft (121) and inferior valve (22) respectively.

4. The new ceiling fan as claimed in any one of claims 1 to 3, wherein: the top of motor housing (11) is connected with can with wall connection's hanging post (5), hang the top that post (5) passed epitheca (21) from inside to outside and outwards extend.

5. The novel ceiling fan of claim 4, wherein: and a hollow groove (51) for a lead of the motor main body (1) to pass through is arranged in the hanging column (5).

6. The novel ceiling fan of claim 4, wherein: the top of motor housing (11) is equipped with boss (111) that extend the setting towards the top, it is fixed with boss (111) to hang post (5) through the helicitic texture connection.

7. The novel ceiling fan of claim 6, wherein: and a fixed bolt (6) is connected between the hanging column (5) and the boss (111).

8. The novel ceiling fan of claim 4, wherein: the upper shell (21) is fixedly connected with the hanging column (5).

9. The novel ceiling fan of claim 8, wherein: be equipped with between epitheca (21) and hanging post (5) and connect lug (7), epitheca (21) have last through-hole (211) that correspond with connection lug (7), the outside of connecting lug (7) is equipped with connecting groove (71) that correspond with last through-hole (211), and the inboard of connecting lug (7) is the tubulose and extends along the length direction who hangs post (5).