CN214958961U

CN214958961U - Motor with rotor anti-channeling function for electric vehicle

Info

Publication number: CN214958961U
Application number: CN202121163852.4U
Authority: CN
Inventors: 王治民; 齐兆前; 占传杨; 方文虎
Original assignee: Bafang Tianjin Electric Technology Co ltd
Current assignee: Bafang Tianjin Electric Technology Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-11-30
Anticipated expiration: 2031-05-27

Abstract

The utility model relates to the technical field of motors, in particular to a motor with a rotor anti-channeling function for an electric vehicle, which comprises a shell and a rotating shaft, wherein the bottom end surface of the shell is fixedly connected with a base, the inner side of the left end surface of the shell is fixedly connected with a bearing, the inner side of the bearing is clamped and connected with the rotating shaft, the outer side of the right end surface of the rotating shaft is fixedly connected with a fan, the inner side of the right end surface of the shell is fixedly connected with a grid plate, the inner side of the shell is fixedly connected with a fixed plate, the fixed plate is rotationally connected with the rotating shaft, the outer side of the rotating shaft is fixedly connected with a rotor, the inner side of the shell is fixedly connected with a stator core, and the outer side of the stator core is provided with a stator winding, can prevent the damage to the parts caused by overhigh temperature in the shell and prolong the service life of the motor.

Description

Motor with rotor anti-channeling function for electric vehicle

Technical Field

The utility model relates to the technical field of motors, specifically be a motor with rotor anti-channeling function for electric motor car.

Background

An electric vehicle, i.e. an electric drive vehicle, is divided into an alternating current electric vehicle and a direct current electric vehicle, generally speaking, the electric vehicle uses a battery as an energy source, converts electric energy into mechanical energy to move through components such as a controller and a motor, and controls the current to change the speed.

The inside of current motor for electric motor car generally does not additionally be equipped with the fixed establishment to the position of rotor, makes the motor after long-time use, and the drunkenness takes place for the rotor, influences the normal use of motor, and inside heat dissipation cooling mechanism is perfect inadequately, can not in time cool down to the inside of motor, easily causes the damage because of the high temperature to the spare part in the casing, reduces the life of motor, consequently, provides a motor with rotor anti-drunkenness function for electric motor car to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric motor car is with motor that has rotor anti-channeling function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a motor with a rotor anti-channeling function for an electric vehicle comprises a shell and a rotating shaft, wherein a base is fixedly connected to the bottom end face of the shell, a bearing is fixedly connected to the inner side of the left end face of the shell, the inner side of the bearing is connected with the rotating shaft in a clamping manner, a fan is fixedly connected to the outer side of the right end face of the rotating shaft, a grid plate is fixedly connected to the inner side of the right end face of the shell, a fixed plate is fixedly connected to the inner side of the shell and rotatably connected with the rotating shaft, a rotor is fixedly connected to the outer side of the rotating shaft, a stator core is fixedly connected to the inner side of the shell, a stator winding is arranged on the outer side of the stator core, fan blades are fixedly connected to the left end face and the right end face of the rotor, a fixed block is slidably connected to the inner side of the rotating shaft, a first connecting piece is slidably connected to the outer side of the fixed block located above the rotating shaft, and a second connecting piece is slidably connected to the outer side of the fixed block located below the rotating shaft, the filter screen is fixedly connected with the left end face of the shell, the air inlet is formed in the left end face of the shell, the horizontal rod is fixedly connected with the inner side of the left end face of the shell, the baffle is connected to the outer side of the horizontal rod in a sliding mode, the spring is fixedly connected with the right end face of the baffle, and the spring is fixedly connected with the shell.

Preferably, the bottom end face of the base is fixedly connected with a backing plate, and the backing plate is made of rubber.

Preferably, a bolt is arranged at the joint of the first connecting piece and the second connecting piece.

Preferably, the number of the fixed blocks is 3.

Preferably, the diameter of the baffle is larger than that of the air inlet.

Preferably, the inner side of the shell is provided with sound absorption cotton.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the axis of rotation that sets up, the rotor, first connecting piece, the second connecting piece, the fixed block, the bolt, the fixed block respectively with first connecting piece and second connecting piece block, fix the position of rotor, prescribe a limit to the left and right sides direction of rotor, the fixed plate that sets up simultaneously prescribes a limit to the position business turn over of axis of rotation, and then has restricted the removal of the upper and lower direction of rotor, has carried out complete fixed to the position of rotor, effectively prevents that the rotor from taking place the drunkenness, has improved the security of using.

2. The utility model discloses in, through the fan that sets up, filter screen, horizon bar, spring, baffle, air intake, the fan rotates along with the axis of rotation, sees the casing off by the grid plate with the gas in the casing, makes and produces the negative pressure in the casing, and the baffle atress slides right, and compression spring makes external air in the filtration back of filter screen gets into the casing through the air intake in, cools down in the casing, prevents to cause the damage because of the high temperature in the casing to the part, is favorable to prolonging the life of motor.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the anti-play structure of the rotor of the present invention;

fig. 4 is a schematic view of the fixing plate structure of the present invention.

In the figure: 1-shell, 2-base, 3-backing plate, 4-sound-absorbing cotton, 5-rotating shaft, 6-bearing, 7-grid plate, 8-rotor, 9-stator core, 10-stator winding, 11-fixing plate, 12-fan, 13-filter screen, 14-horizontal rod, 15-spring, 16-baffle, 17-first connecting piece, 18-second connecting piece, 19-fixing block, 20-bolt, 21-air inlet, 22-fan blade.

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. 1-4, the present invention provides a technical solution:

a motor with a rotor anti-channeling function for an electric vehicle comprises a shell 1 and a rotating shaft 5, wherein a base 2 is fixedly connected to the bottom end face of the shell 1, a bearing 6 is fixedly connected to the inner side of the left end face of the shell 1, the rotating shaft 5 is connected to the inner side of the bearing 6 in a clamping manner, a fan 12 is fixedly connected to the outer side of the right end of the rotating shaft 5, a grid plate 7 is fixedly connected to the inner side of the right end face of the shell 1, a fixed plate 11 is fixedly connected to the inner side of the shell 1, the fixed plate 11 is rotatably connected with the rotating shaft 5, a rotor 8 is fixedly connected to the outer side of the rotating shaft 5, a stator core 9 is fixedly connected to the inner side of the shell 1, a stator winding 10 is arranged on the outer side of the stator core 9, fan blades 22 are fixedly connected to the left end face and the right end face of the rotor 8, a fixed block 19 is slidably connected to the inner side of the rotating shaft 5, and a first connecting piece 17 is slidably connected to the outer side of the fixed block 19 positioned above, the outside sliding connection of fixed block 19 that is located the below has second connecting piece 18, and the left end face fixedly connected with filter screen 13 of casing 1, the left end face of casing 1 are equipped with air intake 21, and the inboard fixedly connected with horizon bar 14 of the left end face of casing 1, the outside sliding connection of horizon bar 14 has baffle 16, and the right-hand member face fixedly connected with spring 15 of baffle 16, and spring 15 and casing 1 fixed connection.

Base 2's bottom face fixedly connected with backing plate 3, and backing plate 3's material is rubber, shock to the motor production in the use plays the cushioning effect, and protect the motor at a certain degree, first connecting piece 17 is equipped with bolt 20 with second connecting piece 18's junction, be convenient for installation and dismantlement, high durability and convenient use, the quantity of fixed block 19 is 3, even distribution is inboard at axis of rotation 5, make first connecting piece 17 and second connecting piece 18 stability better, the diameter of baffle 16 is greater than the diameter of air intake 21, make the motor when not using, baffle 16 plugs up air intake 21 under the effect of spring 15, be in a relative sealed state in making casing 1, the inboard of casing 1 is equipped with inhales the sound cotton 4, absorb the noise that the motor operation in-process produced, play the effect of noise reduction.

The working process is as follows: the utility model discloses need to be circular telegram earlier when using, the circular telegram coil produces rotating magnetic field and acts on rotor 8 and forms the rotatory moment of torsion of magnetoelectric power, make rotor 8 drive axis of rotation 5 and rotate, turn into mechanical energy with electric energy, before using, place a fixed block 19 in the keyway of axis of rotation 5 top, place first connecting piece 17 in the outside of fixed block 19, place two other fixed blocks 19 in the inboard of second connecting piece 18, then second connecting piece 18 and axis of rotation 5 block, and fix between first connecting piece 17 and the second connecting piece 18 through bolt 20, make first connecting piece 17 and second connecting piece 18 fix the position of rotor 8, can prevent effectively in the use that rotor 8 from taking place the drunkenness, the fixed plate 11 that sets up simultaneously is injectd the position business turn over of axis of rotation 5, the security of using has been improved, in the use, produce a large amount of heats between each part, make the temperature rise in the casing 1, fan 12 rotates along with axis of rotation 5, send casing 1 out the gas in casing 1 by grid plate 7, make the interior negative pressure that produces of casing 1, and then baffle 16 atress slides right, compression spring 15, make external air get into in casing 1 through air intake 21 after filter 13's filtration, cool down in the casing 1, prevent that the casing 1 from causing the damage to the part because of the high temperature, be favorable to prolonging the life of motor, the sound cotton 4 of inhaling that sets up has the function of making an uproar of falling, backing plate 3 plays the cushioning effect to the vibrations that produce in the use.

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. An electric motor with a rotor anti-channeling function for an electric vehicle, comprising a housing (1) and a rotating shaft (5), characterized in that: the fan-shaped motor rotor comprises a shell (1), and is characterized in that a base (2) is fixedly connected to the bottom end face of the shell (1), a bearing (6) is fixedly connected to the inner side of the left end face of the shell (1), a rotating shaft (5) is connected to the inner side of the bearing (6) in a clamping mode, a fan (12) is fixedly connected to the outer side of the right end face of the rotating shaft (5), a grid plate (7) is fixedly connected to the inner side of the right end face of the shell (1), a fixing plate (11) is fixedly connected to the inner side of the shell (1), the fixing plate (11) is rotatably connected with the rotating shaft (5), a rotor (8) is fixedly connected to the outer side of the rotating shaft (5), a stator core (9) is fixedly connected to the inner side of the shell (1), a stator winding (10) is arranged on the outer side of the stator core (9), fan blades (22) are fixedly connected to the left end face and right end face of the rotor (8), and a fixing block (19) is slidably connected to the inner side of the rotating shaft (5), be located the top the outside sliding connection of fixed block (19) has first connecting piece (17), is located the below the outside sliding connection of fixed block (19) has second connecting piece (18), the left end face fixedly connected with filter screen (13) of casing (1), the left end face of casing (1) is equipped with air intake (21), the inboard fixedly connected with horizon bar (14) of the left end face of casing (1), the outside sliding connection of horizon bar (14) has baffle (16), the right-hand member face fixedly connected with spring (15) of baffle (16), and spring (15) and casing (1) fixed connection.

2. The motor with a rotor anti-channeling function for an electric vehicle according to claim 1, characterized in that: the bottom end face of the base (2) is fixedly connected with a backing plate (3), and the backing plate (3) is made of rubber.

3. The motor with a rotor anti-channeling function for an electric vehicle according to claim 1, characterized in that: and a bolt (20) is arranged at the joint of the first connecting piece (17) and the second connecting piece (18).

4. The motor with a rotor anti-channeling function for an electric vehicle according to claim 1, characterized in that: the number of the fixed blocks (19) is 3.

5. The motor with a rotor anti-channeling function for an electric vehicle according to claim 1, characterized in that: the diameter of the baffle plate (16) is larger than that of the air inlet (21).

6. The motor with a rotor anti-channeling function for an electric vehicle according to claim 1, characterized in that: the inner side of the shell (1) is provided with sound absorption cotton (4).