CN209250410U - A kind of enhanced hub motor component of electric vehicle - Google Patents

Abstract

The utility model discloses a kind of enhanced hub motor components of electric vehicle, including electric machine assembly shell, the inside of the electric machine assembly shell is equipped with center accommodating chamber, and the first ball bearing and the second ball bearing are separately installed at two output ports in the accommodating chamber of center, the dynamic installation of one end axis of axis hole and output revolving shaft in first ball bearing, one end axis of axis hole and input shaft in second ball bearing is dynamic to be installed, the dynamic connection of the axis hole axis on the other end and the first rotor of the output revolving shaft.The utility model is by being equipped with heat dissipation cavity in the inside for clicking assembly housing, basket strainer is installed in heat dissipation cavity, basket strainer can enter in electric machine assembly shell to avoid the dust in air, and heat release hole is equipped on the outer wall of electric machine assembly shell, heat release hole is connected with heat dissipation cavity, it can accelerate internal heat outflow in this way, improve practical function.

Description

A kind of enhanced hub motor component of electric vehicle

Technical field

The utility model relates to electric automobiles, the enhanced hub motor component of specifically a kind of electric vehicle.

Background technique

With the development of economy, energy shortages, vehicle emission pollution are got worse, generally etc. many societies are asked for city traffic congestion Topic increasingly shows.In recent years, the vehicles of the electric vehicle as a new generation, increasingly by the welcome of consumer, in life most Common electric vehicle is electric motor car with two wheels, and the electric machine assembly in electric vehicle is one of the component in very market, still, existing electricity There is certain deficiency during use in thermomechanical components, for example, certain heat can be generated when electric machine assembly longtime running, heat Measure it is excessively high can to electric machine assembly inside during cause certain damage, reduce the service life of electric machine assembly.

Utility model content

The purpose of this utility model is to provide a kind of enhanced hub motor components of electric vehicle, to solve existing motor Can generate certain heat when component longtime running, heat it is excessively high can to electric machine assembly inside during cause certain damage, The problem of reducing the service life of electric machine assembly.

To achieve the above object, the utility model provides the following technical solutions: a kind of enhanced hub motor of electric vehicle Component, including electric machine assembly shell, the inside of the electric machine assembly shell are equipped with center accommodating chamber, and two in the accommodating chamber of center The first ball bearing and the second ball bearing, axis hole and output in first ball bearing are separately installed at output port One end axis of shaft is dynamic to be installed, the dynamic installation of one end axis of the axis hole and input shaft in second ball bearing, the output Axis hole axis on the other end and the first rotor of shaft moves connection, the axis hole on the other end and the second rotor of the input shaft The dynamic connection of axis, is fitted with permanent-magnet steel between the first rotor and the second rotor, the first rotor, the second rotor and Permanent-magnet steel is installed in the accommodating chamber of center, and axis is equipped in the permanent-magnet steel and moves hole, the axis moves hole and output revolving shaft The dynamic installation of one end axis.

Preferably, heat dissipation cavity is equipped at the inside positioned proximate central accommodating chamber of the electric machine assembly shell.

Preferably, it is connected with basket strainer in the heat dissipation cavity, offers heat release hole on the outer wall of the electric machine assembly shell, The heat release hole is connected with heat dissipation cavity.

Preferably, electrode is installed, the electrode is equipped with multiple in the internal side wall of the permanent-magnet steel.

Preferably, the inner shaft of the permanent-magnet steel moves and is equipped with armature magnetic yoke at hole, and the outside of the armature magnetic yoke is solid Dingan County is equipped with armature tooth, and armature slot is constituted between armature tooth.

Compared with prior art, the utility model has the beneficial effects that the utility model is by clicking assembly housing Inside is equipped with heat dissipation cavity, basket strainer is equipped in heat dissipation cavity, basket strainer can enter motor group to avoid the dust in air In part shell, and heat release hole is equipped on the outer wall of electric machine assembly shell, heat release hole is connected with heat dissipation cavity, can add in this way Fast internal heat outflow, improves practical function.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model.

Fig. 2 is the schematic diagram of internal structure of the utility model permanent-magnet steel.

Fig. 3 is the partial structural diagram of the utility model heat dissipation cavity.

In figure: 1, electric machine assembly shell；2, the first ball bearing；3, output revolving shaft；4, the second ball bearing；5, input turns Axis；6, the first rotor；7, the second rotor；8, permanent-magnet steel；81, axis moves hole；82, armature magnetic yoke；83, armature tooth；84, armature Slot；85, electrode；9, heat dissipation cavity；10, basket strainer；11, heat release hole.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1~3, in the utility model embodiment, a kind of enhanced hub motor component of electric vehicle, including electricity The inside of thermomechanical components shell 1, electric machine assembly shell 1 is equipped with center accommodating chamber, and the two output ports punishment in the accommodating chamber of center First ball bearing 2 and the second ball bearing 4 are not installed, one end axis of the axis hole in the first ball bearing 2 and output revolving shaft 3 It is dynamic to install, the dynamic installation of one end axis of axis hole and input shaft 5 in the second ball bearing 4, the other end of output revolving shaft 3 and first The dynamic connection of axis hole axis on rotor 6 inputs the dynamic connection of axis hole axis on the other end and the second rotor 7 of shaft 5, the first rotor 6 And second be fitted with permanent-magnet steel 8 between rotor 7, the first rotor 6, the second rotor 7 and permanent-magnet steel 8 are installed in center It is equipped with axis in accommodating chamber, in permanent-magnet steel 8 and moves hole 81, axis moves one end axis dynamic installation of the hole 81 with output revolving shaft 3, electric machine assembly It is equipped with heat dissipation cavity 9 at the inside positioned proximate central accommodating chamber of shell 1, is connected with basket strainer 10, electric machine assembly shell 1 in heat dissipation cavity 9 Outer wall on offer heat release hole 11, heat release hole 11 is connected with heat dissipation cavity 9, is equipped with electricity in the internal side wall of permanent-magnet steel 8 Pole 85, electrode 85 are equipped with multiple, and the inner shaft of permanent-magnet steel 8 moves and is equipped with armature magnetic yoke 82 at hole 81, armature magnetic yoke 82 it is outer Side is fixedly installed with armature tooth 83, and armature slot 84 is constituted between armature tooth 83.

The working principle of the utility model is: in use, be powered after, the element inside electric machine assembly shell 1 will be run, Certain heat can be generated in the process of running in center accommodates, and then into heat dissipation cavity 9, then pass through motor group Heat release hole 11 on part shell 1 flows out, and carries out radiating treatment, can accumulate for a long time in electric machine assembly shell 1 to avoid heat in this way It is tired, extend the service life of electric machine assembly, moreover, being equipped with basket strainer 10 in heat dissipation cavity 9, basket strainer 10 can be dusted work With raising practical function.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims (5)

1. a kind of enhanced hub motor component of electric vehicle, including electric machine assembly shell (1), it is characterised in that: the motor The inside of assembly housing (1) is equipped with center accommodating chamber, and is separately installed with the first rolling at two output ports in the accommodating chamber of center One end axis of pearl bearing (2) and the second ball bearing (4), axis hole and output revolving shaft (3) in first ball bearing (2) is dynamic It installs, the dynamic installation of one end axis of the axis hole and input shaft (5) in second ball bearing (4), the output revolving shaft (3) Axis hole axis on the other end and the first rotor (6), which moves, to be connected, on the other end and the second rotor (7) of input shaft (5) The dynamic connection of axis hole axis, is fitted with permanent-magnet steel (8), described first turn between the first rotor (6) and the second rotor (7) Sub (6), the second rotor (7) and permanent-magnet steel (8) are installed in the accommodating chamber of center, dynamic equipped with axis in the permanent-magnet steel (8) Hole (81), the axis move the dynamic installation of one end axis of hole (81) and output revolving shaft (3).

2. a kind of enhanced hub motor component of electric vehicle according to claim 1, it is characterised in that: the motor group Heat dissipation cavity (9) are equipped at the inside positioned proximate central accommodating chamber of part shell (1).

3. a kind of enhanced hub motor component of electric vehicle according to claim 2, it is characterised in that: the heat dissipation cavity (9) it is connected in basket strainer (10), offers heat release hole (11), the heat release hole on the outer wall of the electric machine assembly shell (1) (11) it is connected with heat dissipation cavity (9).

4. a kind of enhanced hub motor component of electric vehicle according to claim 1, it is characterised in that: the permanent magnetic It is equipped in the internal side wall of steel (8) electrode (85), the electrode (85) is equipped with multiple.

5. a kind of enhanced hub motor component of electric vehicle according to claim 1, it is characterised in that: the permanent magnetic The inner shaft of steel (8) moves to be equipped with armature magnetic yoke (82) at hole (81), is fixedly installed with electricity on the outside of the armature magnetic yoke (82) Armature tooth (83), and armature slot (84) are constituted between armature tooth (83).