CN213846403U

CN213846403U - Motor for fan

Info

Publication number: CN213846403U
Application number: CN202023341380.5U
Authority: CN
Inventors: 郭建华; 张鸿厅
Original assignee: Shenzhen Wangde Motor Manufacturing Co ltd
Current assignee: Shenzhen Wangde Motor Manufacturing Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-07-30
Anticipated expiration: 2030-12-30

Abstract

The utility model provides a motor for fan, which comprises a housing, rectangle stator and rotor, rectangle stator sets up with the cooperation of the rectangle inner chamber of locating in the casing, the rotor has been installed to the rectangle stator endotheca, the inner circle interlude of rotor is equipped with the pivot, the bottom of casing is located to the lower end cover, the top of casing is located to the upper end cover, pivot one end is connected the first support that forms the pivot with the inner circle of locating the first bearing on the lower end cover, the second support that the inner circle of the second bearing on the upper end cover formed the pivot is located in the grafting of the pivot other end, the pivot is extended and is passed the output that the upper end cover formed the pivot, the bottom of upper end cover is circular arrangement and is equipped with the louvre, the top of louvre is equipped with. The utility model provides a pair of motor for fan simple structure connects firmly, and it is convenient to dismantle, and maintenance is easy, long service life, and is with low costs.

Description

Motor for fan

Technical Field

The utility model relates to the technical field of motors, in particular to motor for fan.

Background

The motor is an electromagnetic device which realizes the conversion or transmission of electric energy according to the law of electromagnetic induction, and is commonly called as a motor. The motor used in the fan device has high requirements, the motor has high temperature resistance, good stability, convenient assembly and disassembly, convenient maintenance and long service life.

SUMMERY OF THE UTILITY MODEL

In order to satisfy above-mentioned motor operation requirement, the utility model provides a motor for fan, its characteristics are that the radiating effect is good, connect firmly, and dismantle conveniently, and maintenance is easy.

The utility model discloses a motor for a fan, which comprises a casing, a rectangular stator and a rotor, wherein the rectangular stator is matched with a rectangular inner cavity arranged in the casing, the rectangular stator is internally sleeved with a rotor, the inner ring of the rotor is inserted with a rotating shaft, the motor for the fan further comprises an upper end cover and a lower end cover, the lower end cover is arranged at the bottom end of the shell, the upper end cover is arranged at the top end of the shell, one end of the rotating shaft is connected with an inner ring of a first bearing arranged on the lower end cover to form a first support of the rotating shaft, the other end of the rotating shaft is inserted into an inner ring of a second bearing arranged on the upper end cover to form a second support of the rotating shaft, the rotating shaft extends through the upper end cover to form an output end of the rotating shaft, heat dissipation holes are arranged at the bottom of the upper end cover in a circular manner, and a heat dissipation wind wheel is arranged above the heat dissipation holes, is connected with the rotating shaft and synchronously rotates with the rotating shaft.

Further, the upper end cover extends to the outside and is equipped with the screen panel, screen panel edge is equipped with the mounting hole that is used for the motor installation fixed for the fan.

Furthermore, the bottom of upper end cover is equipped with a plurality of through-holes, be equipped with the screw in the through-hole, the screw with locate screw on the lower extreme cover is connected, the screw is used for can dismantling upper end cover, casing and lower extreme cover and connect.

Furthermore, a slot wedge is arranged on the inner ring of the rectangular stator, a coil winding is arranged in the slot wedge in a matched mode, the coil winding is provided with a lead-out wire connected with an external power supply, an opening is formed in one side, close to the lower end cover, of the machine shell, a wire protecting sleeve is arranged on the opening, and the wire protecting sleeve is used for leading out the lead to penetrate through the wire protecting sleeve.

Furthermore, slot paper is arranged between the slot wedge and the inner ring of the rectangular stator.

Furthermore, wave pads are arranged between the first bearing and the lower end cover and between the second bearing and the upper end cover.

Furthermore, a first E-shaped clamping ring is arranged on one side of the first bearing and connected with the rotating shaft to fixedly connect the first bearing with the lower end cover.

Furthermore, a second E-shaped clamping ring is arranged on one side of the second bearing and connected with the rotating shaft to fixedly connect the second bearing with the upper end cover.

Implement the utility model provides a motor for fan has following profitable technological effect:

the utility model provides a pair of motor for fan simple structure connects firmly, and it is convenient to dismantle, and maintenance is easy, long service life, and is with low costs.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of a motor for a blower according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of a motor for a blower according to an embodiment of the present invention.

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 efforts belong to the protection scope of the present invention.

Referring to fig. 1 and 2, an embodiment of the present invention is a motor for a fan, including a casing 1, a rectangular stator 2 and a rotor 3, wherein the rectangular stator 2 is disposed in cooperation with a rectangular inner cavity disposed in the casing 1, the rotor 3 is disposed in the rectangular stator 2, a rotating shaft 4 is disposed in an inner ring of the rotor 3, the motor for a fan further includes an upper end cover 5 and a lower end cover 6, the lower end cover 6 is disposed at a bottom end of the casing 1, the upper end cover 5 is disposed at a top end of the casing 1, one end of the rotating shaft 4 is connected to an inner ring of a first bearing 7 disposed on the lower end cover 6 to form a first support of the rotating shaft 4, an inner ring of a second bearing 8 inserted and disposed on the upper end cover 5 at the other end of the rotating shaft 4 forms a second support of the rotating shaft 4, and the rotating shaft 4 extends through the upper end cover 5 to form an output end of the rotating shaft 4, the bottom of the upper end cover 5 is circularly arranged with heat dissipation holes 51, a heat dissipation wind wheel 10 is arranged above the heat dissipation holes 51, and the heat dissipation wind wheel 10 is connected with the rotating shaft 4 and rotates synchronously with the rotating shaft 4.

According to a specific embodiment, the upper end cap 5 is provided with a mesh cover 52 extending outwards, and a mounting hole 53 for mounting and fixing a motor for a fan is provided at the edge of the mesh cover 52.

According to a specific embodiment, the bottom of the upper end cap 5 is provided with a plurality of through holes 54, the through holes 54 are provided with screws 11, the screws 11 are connected with screw holes 61 arranged on the lower end cap 6, and the screws 11 are used for detachably connecting the upper end cap 5, the machine shell 1 and the lower end cap 6.

According to a specific embodiment, a slot wedge 12 is arranged on the inner ring of the rectangular stator 2, a coil winding 13 is fittingly arranged in the slot wedge 12, the coil winding 13 is provided with a lead-out wire 14 connected with an external power supply, an opening 101 is arranged on one side of the casing 1 close to the lower end cover 6, a wire protecting sleeve 15 is arranged on the opening 101, and the lead-out wire 14 penetrates through the wire protecting sleeve 15.

According to a specific embodiment, a slot paper 16 is provided between the slot wedge 12 and the inner ring of the rectangular stator 2.

According to a specific embodiment, wave pads 17 are provided between the first bearing 7 and the lower end cap 6, and between the second bearing 8 and the upper end cap 5.

According to a specific embodiment, a first E-shaped snap ring 18 is arranged on one side of the first bearing 7, and the first E-shaped snap ring 18 is connected with the rotating shaft 4 and is used for fixedly connecting the first bearing 7 with the lower end cover 6.

According to a specific embodiment, a second E-shaped snap ring 19 is disposed on one side of the second bearing 8, and the second E-shaped snap ring 19 is connected with the rotating shaft 4 for fixedly connecting the second bearing 8 with the upper end cap 5.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A motor for a fan comprises a casing, a rectangular stator and a rotor, wherein the rectangular stator is matched with a rectangular inner cavity arranged in the casing, the rotor is sleeved in the rectangular stator, a rotating shaft is inserted in the inner ring of the rotor, it is characterized in that the motor for the fan also comprises an upper end cover and a lower end cover, the lower end cover is arranged at the bottom end of the shell, the upper end cover is arranged at the top end of the shell, one end of the rotating shaft is connected with an inner ring of a first bearing arranged on the lower end cover to form a first support of the rotating shaft, the other end of the rotating shaft is inserted into an inner ring of a second bearing arranged on the upper end cover to form a second support of the rotating shaft, the rotating shaft extends through the upper end cover to form an output end of the rotating shaft, heat dissipation holes are arranged at the bottom of the upper end cover in a circular manner, and a heat dissipation wind wheel is arranged above the heat dissipation holes, is connected with the rotating shaft and synchronously rotates with the rotating shaft.

2. The motor for the fan as claimed in claim 1, wherein a mesh enclosure extends outward from the top cover, and a mounting hole is formed at an edge of the mesh enclosure for mounting and fixing the motor for the fan.

3. The motor for the fan as claimed in claim 1, wherein a plurality of through holes are formed in the bottom of the upper end cover, screws are disposed in the through holes, the screws are connected with screw holes formed in the lower end cover, and the screws are used for detachably connecting the upper end cover, the casing and the lower end cover.

4. The motor for the fan as claimed in claim 1, wherein a slot wedge is disposed on an inner ring of the rectangular stator, a coil winding is disposed in the slot wedge in a matching manner, the coil winding has a lead-out wire connected to an external power supply, an opening is disposed on one side of the casing close to the lower end cover, and a wire protecting sleeve is disposed on the opening and is used for the lead-out wire to pass through.

5. The motor of claim 4, wherein a slot paper is provided between the slot wedge and the inner ring of the rectangular stator.

6. The motor for the blower according to claim 1, wherein wave pads are provided between the first bearing and the lower end cap and between the second bearing and the upper end cap.

7. The motor for the fan as claimed in claim 1, wherein a first E-shaped snap ring is disposed on one side of the first bearing, and the first E-shaped snap ring is connected to the rotating shaft to fixedly connect the first bearing to the lower end cap.

8. The motor for the fan as claimed in claim 1, wherein a second E-shaped snap ring is disposed on one side of the second bearing, and the second E-shaped snap ring is connected to the rotating shaft for fixedly connecting the second bearing to the upper end cap.