CN211701739U

CN211701739U - Speed-adjustable motor

Info

Publication number: CN211701739U
Application number: CN202020246171.3U
Authority: CN
Inventors: 徐明赋
Original assignee: Dongguan Yongkun Electric Co ltd
Current assignee: Dongguan Yongkun Electric Co ltd
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2020-10-16
Anticipated expiration: 2030-03-03

Abstract

The utility model discloses an adjustable speed motor, which comprises an outer shell, the one end threaded connection of shell has the front end housing, the center department welding of front end housing outer wall one side has the front bearing, the other end threaded connection of shell has the rear end cap, the center department welding of rear end housing outer wall one side has the rear bearing, the inner wall welding of shell has the frame, the inner wall of frame is provided with the stator, and the inside of stator is provided with the rotor, the axis of rotation has all been welded to the outer wall at rotor both ends, and the axis of rotation that is close to the front end housing rotates the inside of connecting at the. The utility model discloses a flabellum and the speed regulator of setting, the magnetic force interact of stator and rotor, the axis of rotation can rotate, and the axis of rotation that is close to the rear bearing drives the flabellum and rotates, can pass through the rear end cap discharge with the heat that long-time operation produced, reduces the inside temperature of shell, reduces the damage of the inside device of shell, rotates the speed governing button of speed regulator, and the rotational speed descends to adjust slew velocity, and the speed regulator can dismantle the change.

Description

Speed-adjustable motor

Technical Field

The utility model relates to the technical field of mechanical equipment, especially, relate to an adjustable speed motor.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, the motor is widely applied to the production and life of human beings at present, and is a motor with high use performance by changing the rotating speed of the motor by changing the number of pole pairs, voltage, frequency and the like of the motor, so that the motor can achieve the high use performance.

The in-process that current adjustable speed motor was using, adjustable speed motor's rotational speed adjustment need look for sometimes and use other complicated equipment to carry out the speed governing, after using for a long time, the inside unable effluvium of heat that piles up of adjustable speed motor leads to the damage of its inside device, outside dust enters into adjustable speed motor, cause the unable normal rotation of adjustable speed motor, adjustable speed motor operation produces vibrations, the inside device of adjustable speed motor is easily not hard up, consequently, need to design an adjustable speed motor to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a speed-adjustable motor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an adjustable speed motor, includes the shell, the one end threaded connection of shell has the front end housing, the center department welding of front end housing outer wall one side has the front bearing, the other end threaded connection of shell has the rear end housing, the center department welding of rear end housing outer wall one side has the rear bearing, the inner wall welding of shell has the frame, the inner wall of frame is provided with the stator, and the inside of stator is provided with the rotor, the axis of rotation has all been welded to the outer wall at rotor both ends, and is close to the axis of rotation of front end housing and rotates the inside of connecting at the front bearing, is close to the axis of rotation of rear end housing rotates the inside of connecting at the rear.

Furthermore, a motor connecting wire is welded on one side inside the shell, a through hole is formed in one side of the outer wall of the shell, and the end of the motor connecting wire penetrates through the through hole.

Furthermore, the end of the motor connecting wire is welded with a first connector, one side of the outer wall of the shell is connected with a speed regulator through a bolt, and one side of the speed regulator is welded with a speed regulating connecting wire.

Furthermore, the end part of the speed regulation connecting line is welded with a second connector, and the second connector is inserted in the first connector.

Furthermore, a speed regulating button is arranged on one side of the top of the speed regulator, and a switch is arranged on one side, close to the speed regulating button, of the top of the speed regulator.

Furthermore, both sides of the inner wall of the shell are connected with dust screens through bolts, and the end parts of the rotating shafts penetrate through the dust screens.

Furthermore, the bottom of shell has the bottom plate through bolted connection, and the bottom of bottom plate bonds and has a plurality of elastic cushion, the bottom of elastic cushion bonds and has the base.

The utility model has the advantages that:

1. through the flabellum and the speed regulator that set up, behind the switch on, the magnetic force interact of stator and rotor, the axis of rotation of rotor tip can rotate, and the axis of rotation that is close to the rear bearing drives the flabellum and rotates, can pass through the rear end cap discharge with the heat that long-time operation produced, reduces the inside temperature of shell, reduces the damage of the inside device of shell, rotates the speed governing button of speed regulator, and the rotational speed descends to adjust slew velocity, and the speed regulator can dismantle the change.

2. Through the shell and the dust screen that set up, the dust screen in the shell prevents that outside dust from entering into in the shell, reduces the dust and piles up in the shell, can make the normal rotation that rotates of rotor in the shell.

3. Through the elastic cushion and the bottom plate that set up, when the inside vibration that produces of shell, the bottom plate of being connected with the shell pushes down the elastic cushion, can reduce the vibration of shell, prevents not hard up of the inside device of shell, prolongs the life of inside device.

Drawings

Fig. 1 is a schematic structural diagram of a speed-adjustable motor according to the present invention;

fig. 2 is a schematic view of an internal structure of a speed-adjustable motor according to the present invention;

fig. 3 is a schematic view of a base structure of the speed-adjustable motor provided by the present invention.

In the figure: the motor comprises a shell 1, a front end cover 2, a rear end cover 3, a front bearing 4, a rotating shaft 5, a rotor 6, a base 7, a stator 8, a rear bearing 9, fan blades 10, a dustproof net 11, a through hole 12, a speed regulator 13, a bottom plate 14, a speed regulation button 15, a switch 16, a first connector 17, a second connector 18, a speed regulation connecting wire 19, a motor connecting wire 20, an elastic cushion 21 and a base 22.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, a speed-adjustable motor includes a housing 1, a front end cap 2 is connected to one end of the housing 1 through a screw thread, a front bearing 4 is welded to a center of one side of an outer wall of the front end cap 2, a rear end cap 3 is connected to the other end of the housing 1 through a screw thread, a rear bearing 9 is welded to a center of one side of an outer wall of the rear end cap 3, a base 7 is welded to an inner wall of the housing 1, a stator 8 is arranged on an inner wall of the base 7, a rotor 6 is arranged inside the stator 8, rotating shafts 5 are welded to outer walls of two ends of the rotor 6, the rotating shafts 5 near the front end cap 2 are rotatably connected to the inside of the front bearing 4, a power supply is connected, a magnetic field is generated through current, the magnetic interaction between the stator 8 and the rotor 6, the magnetic field supports the rotor 6 to rotate, the rotating shafts 5 at the end of the rotor 6 can rotate, and one side of the outer wall of the rotating shaft 5 is connected with fan blades 10 through bolts, the rotating shaft 5 close to the rear bearing 9 drives the fan blades 10 to rotate, heat generated by long-time operation can be discharged through the rear end cover 6, the temperature inside the shell 1 is reduced, and damage to devices inside the shell 1 is reduced.

Further, a motor connecting wire 20 is welded on one side of the inside of the shell 1, a through hole 12 is formed in one side of the outer wall of the shell 1, the end portion of the motor connecting wire 20 penetrates through the through hole 12, and the second connector 18 at the end portion of the speed regulation connecting wire 19 is inserted into the first connector 17 at the end portion of the motor connecting wire 20.

Further, a first connector 17 is welded at the end of the motor connecting wire 20, a speed regulator 13 is connected to one side of the outer wall of the shell 1 through a bolt, a speed regulation connecting wire 19 is welded to one side of the speed regulator 13, a switch 16 is turned on, a speed regulation button 15 is rotated, and when the rotating speed rises to a given spring tension in the speed regulator 13, the rotating speed is reduced, so that the rotating speed is regulated.

Furthermore, a second connector 18 is welded at the end of the speed regulation connecting wire 19, the second connector 18 is inserted into the first connector 17, and the second connector 18 at the end of the speed regulation connecting wire 19 is inserted into the first connector 17 at the end of the motor connecting wire 20.

Further, a speed regulating button 15 is arranged on one side of the top of the speed regulator 13, a switch 16 is arranged on one side of the top of the speed regulator 13 close to the speed regulating button 15, the switch 16 is turned on, the speed regulating button 15 is rotated, and when the rotating speed rises to a given spring tension in the speed regulator 13, the rotating speed is reduced, so that the rotating speed is regulated.

Furthermore, both sides of the inner wall of the housing 1 are connected with a dustproof net 11 through bolts, the end part of the rotating shaft 5 penetrates through the interior of the dustproof net 11, and the dustproof net 11 in the housing 1 prevents external dust from entering the housing 1.

Further, there is bottom plate 14 bottom shell 1's bottom through bolted connection, and bottom plate 14's bottom bonds and has a plurality of elastic cushion 21, elastic cushion 21's bottom bonds and has base 22, rotor 6 can normally rotate, there is bottom plate 14 bottom shell 1's bottom through bolted connection, and bottom plate 14's bottom bonds and has a plurality of elastic cushion 21, elastic cushion 21's bottom bonds and has base 22, when shell 1 is inside to be produced the vibration, bottom plate 14 with shell 1 is connected pushes down elastic cushion 21, can reduce shell 1's vibration, prevent the not hard up of shell 1 inside device, prolong the life of inside device.

The working principle is as follows: when the motor is used, a power supply is switched on, a magnetic field is generated through current, the magnetic interaction between the stator 8 and the rotor 6 is realized, the rotor 6 is supported by the magnetic field to rotate, the rotating shaft 5 at the end part of the rotor 6 can rotate inside the front bearing 4 and the rear bearing 9, the rotating shaft 5 close to the rear bearing 9 drives the fan blades 10 to rotate, heat generated by long-time operation can be discharged through the rear end cover 6, the temperature inside the shell 1 is reduced, the damage of devices inside the shell 1 is reduced, the dust screen 11 inside the shell 1 prevents external dust from entering the shell 1, the rotor 6 can normally rotate, the second connector 18 at the end part of the speed regulation connecting wire 19 is inserted into the first connector 17 at the end part of the motor connecting wire 20, the switch 16 is opened, the speed regulation button 15 is rotated, when the rotating speed is increased to the given spring tension in the speed regulator 13, the rotating speed is reduced, and when the, the bottom plate 14 connected with the shell 1 presses the elastic soft cushion 21 downwards, so that the vibration of the shell 1 can be reduced, the loosening of the devices in the shell 1 can be prevented, and the service life of the devices in the shell can be prolonged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The speed-adjustable motor comprises a shell (1) and is characterized in that one end of the shell (1) is in threaded connection with a front end cover (2), a front bearing (4) is welded at the center of one side of the outer wall of the front end cover (2), a rear end cover (3) is in threaded connection with the other end of the shell (1), a rear bearing (9) is welded at the center of one side of the outer wall of the rear end cover (3), a base (7) is welded on the inner wall of the shell (1), a stator (8) is arranged on the inner wall of the base (7), a rotor (6) is arranged inside the stator (8), rotating shafts (5) are welded on the outer walls of two ends of the rotor (6), the rotating shafts (5) close to the front end cover (2) are rotatably connected inside the front bearing (4), and the rotating shafts (5) close to the rear end cover (3) are rotatably connected inside the rear, and one side of the outer wall of the rotating shaft (5) is connected with a fan blade (10) through a bolt.

2. The speed-adjustable motor according to claim 1, wherein a motor connecting wire (20) is welded on one side of the inside of the shell (1), a through hole (12) is formed on one side of the outer wall of the shell (1), and the end of the motor connecting wire (20) penetrates through the through hole (12).

3. The adjustable speed motor according to claim 2, wherein the end of the motor connecting wire (20) is welded with a first connecting head (17), one side of the outer wall of the shell (1) is connected with the speed regulator (13) through a bolt, and one side of the speed regulator (13) is welded with a speed regulating connecting wire (19).

4. A variable speed motor according to claim 3, wherein the second connector (18) is welded to the end of the variable speed connection (19), and the second connector (18) is inserted inside the first connector (17).

5. A speed-adjustable motor according to claim 3, characterized in that a speed-adjusting button (15) is arranged on one side of the top of the speed adjuster (13), and a switch (16) is arranged on one side of the top of the speed adjuster (13) close to the speed-adjusting button (15).

6. The adjustable speed motor according to claim 1, wherein the inner wall of the housing (1) is connected with dust screens (11) on both sides through bolts, and the end of the rotating shaft (5) penetrates through the interior of the dust screens (11).

7. The adjustable speed motor according to claim 1, wherein the bottom of the housing (1) is connected with the bottom plate (14) through bolts, a plurality of elastic soft pads (21) are adhered to the bottom of the bottom plate (14), and bases (22) are adhered to the bottoms of the elastic soft pads (21).