CN217818817U

CN217818817U - Electric automobile motor hangs and becomes alignment appearance

Info

Publication number: CN217818817U
Application number: CN202221889515.8U
Authority: CN
Inventors: 陈�峰
Original assignee: Wuhan Forcartech Automobile Technology Co ltd
Current assignee: Wuhan Forcartech Automobile Technology Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-11-15
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses an electric automobile motor hangs and becomes alignment apparatus in car driving motor technical field, include: power output subassembly, power output subassembly is including installing first power output connector on the lateral wall of shell subassembly and installing second power output connector on the lateral wall of shell subassembly, the utility model discloses a first power output connector and second power output connector are connected respectively by the U of measuring the motor, V, arbitrary double-phase in the W three phase on, can produce a rotating magnetic field when the electric current passes through driving motor stator winding, and then will carry out the locking after making the driving motor rotor rotate certain angle, when the dress is compound, be connected this instrument with the measured motor, then adjust the driving motor and revolve the angle that shows until on the instrument and the angle that decomposes unanimously find out the zero point position of revolving the change promptly, definite motor zero point position that can be accurate.

Description

Electric automobile motor hangs and becomes alignment appearance

Technical Field

The utility model relates to an automobile drive motor technical field specifically is an electric automobile motor hangs and becomes alignment appearance.

Background

The power supply provides electric energy for a driving motor of the electric automobile, and the electric motor of the electric automobile converts the electric energy of the power supply into mechanical energy to drive wheels and a working device through a transmission device or directly.

After the drive motor is disassembled for maintenance, the zero point position of the rotary transformer of the drive motor can be changed, if the zero point position of the rotary transformer can not be accurately found, the phenomena of reversal of the motor, unstable motor rotating speed, high motor energy consumption and the like can be caused, generally, before the motor is disassembled, manual operation is carried out on an output shaft of the motor, a stator and a rotor for marking, after the maintenance is completed, the motor is assembled according to the marked position, but the rotary position precision requirement of the drive motor is higher, the zero point position is found through manual marking, and large errors exist, so that the drive motor can not normally work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric automobile motor hangs and becomes counterpoint appearance to it is generally before disintegrating the motor to solve to put forward among the above-mentioned background art, artifical manual mark on the output shaft of motor, stator and rotor, after the maintenance is accomplished, assemble the motor according to the mark position, but driving motor revolves the position precision requirement and is higher, the seeking of accomplishing zero point position through manual mark has great error, thereby lead to the unable problem of normally working of driving motor.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric automobile motor hangs becomes para position appearance, includes:

the detector comprises a detector shell assembly, a power adapter and a power supply, wherein the detector shell assembly comprises a shell assembly, and the inner cavity of the shell assembly is provided with the power adapter;

the power output assembly comprises a first power output connector and a second power output connector, the first power output connector is mounted on the outer side wall of the shell assembly and is connected with the power adapter, and the second power output connector is mounted on the outer side wall of the shell assembly and is connected with the power adapter;

the low-voltage socket is mounted on one side, far away from the first power output connector and the second power output connector, of the outer side wall of the shell component;

the display screen is installed on the outer side face of the shell component and connected with the low-voltage socket through an electric sensor.

Preferably, the housing assembly further comprises a cover plate mounted at the bottom of the housing assembly, and the cover plate and the housing assembly are sealed.

Preferably, shell subassembly includes the shell body, evenly sets up inlet port on the long limit of shell body lateral wall and set up the shell body top and with the radiator fan mounting groove that the shell body inner chamber link up mutually.

Preferably, the power adapter further comprises a power input connector which is arranged on the outer side wall of the outer shell and connected with the power adapter.

Preferably, the heat sink further comprises a heat dissipating fan mounted inside the heat dissipating fan mounting groove.

Preferably, still include the cooling mechanism, the cooling mechanism is including installing shell body inner chamber long edge installation frame, install installation frame inner chamber and with the corresponding filter of inlet port, install installation frame inner chamber and with the corresponding fan mounting panel subassembly of filter, install installation frame inner chamber and with the corresponding cooling panel subassembly of fan mounting panel subassembly and install installation frame inner chamber and with the corresponding active carbon filter screen of cooling panel subassembly.

Preferably, the fan mounting plate assembly comprises a fan mounting plate and a fan mounting groove formed in the side face of the fan mounting plate and penetrating through the other side of the fan mounting plate.

Preferably, the cooling plate assembly comprises a metal plate, filter holes uniformly formed in the side face of the metal plate and penetrating through the other side of the metal plate, and refrigerating sheets mounted on the side face of the metal plate.

Compared with the prior art, the beneficial effects of the utility model are that: the rotation position detection tool for the driving motor of the new energy automobile is characterized in that a first power output connector and a second power output connector are respectively connected to any two phases of a U phase, a V phase and a W phase of a motor to be detected, a rotating magnetic field is generated when current passes through a stator winding of the driving motor, a motor rotor starts to rotate, any two phases of the U phase, the V phase and the W phase of the motor to be detected are connected to generate an irregular rotating magnetic field, the driving motor rotor can be locked after rotating to a certain angle, the instrument is connected with the motor to be detected when the instrument is installed and restored, then the rotation of the driving motor is adjusted until the angle displayed on the instrument is consistent with the angle displayed before decomposition, namely, the rotation zero position of the motor can be found out accurately, and the zero position of the motor can be determined.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an installation diagram of the housing assembly and the cooling mechanism of the detector of the present invention;

FIG. 3 is a schematic structural view of the housing assembly of the present invention;

FIG. 4 is a schematic view of the structure of the cooling mechanism of the present invention;

FIG. 5 is a schematic structural view of the fan mounting plate assembly of the present invention;

fig. 6 is a schematic structural view of the cooling plate assembly of the present invention.

In the figure: 100 casing components, 110 casing components, 111 casing bodies, 112 air inlets, 113 cooling fan installation grooves, 120 cover plates, 200 power output components, 210 first power output connectors, 220 second power output connectors, 300 low-voltage sockets, 400 display screens, 500 power input connectors, 600 cooling fans, 700 cooling mechanisms, 710 installation frames, 720 filter plates, 730 fan installation plate components, 731 fan installation plates, 732 fan installation grooves, 740 cooling plate components, 741 metal plates, 742 filter holes, 743 refrigeration sheets and 750 active carbon filter screens.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

The utility model provides an electric automobile motor hangs and becomes counterpoint appearance, connect the U of being surveyed the motor respectively through first power output connector and second power output connector, V, on arbitrary double-phase in the three phases of W, can produce a rotating magnetic field when the electric current passes through driving motor stator winding, and then make electric motor rotor begin to rotate, U through connecting the being surveyed motor, V, arbitrary double-phase in the three phase of W wiring end, produce an anomalous rotating magnetic field, and then will lock after making driving motor rotor rotate certain angle, when the dress is compound, be connected this instrument with being surveyed the motor, then adjust driving motor rotation until the angle that shows on the instrument is unanimous with the angle that decomposes before finding out the zero point position of rotation promptly, definite motor zero point position that can be accurate, please refer to fig. 1, include: the detector comprises a detector shell assembly 100, a power output assembly 200, a low-voltage socket 300, a display screen 400, a power input connector 500, a heat dissipation fan 600 and a cooling mechanism 700;

referring to fig. 1 to 3, the casing assembly 100 of the inspection apparatus includes a casing assembly 110, a power adapter is installed in an inner cavity of the casing assembly 110, the casing assembly 100 further includes a cover plate 120 installed at the bottom of the casing assembly 110, a sealing process is performed between the cover plate 120 and the casing assembly 110, the casing assembly 110 includes a casing 111, air inlets 112 uniformly formed on a long side of an outer side wall of the casing 111, and a heat dissipation fan installation groove 113 formed at the top of the casing 111 and communicated with the inner cavity of the casing 111, external air can enter the inner cavity of the casing 111 through the air inlets 112 to cool an electrical component installed in the inner cavity of the casing 111, and hot air in the inner cavity of the casing 111 can be discharged to the outside through the heat dissipation fan installation groove 113, so that the temperature of the inner cavity of the casing 111 is reduced, and the service life of the electrical component is prolonged;

referring to fig. 1 again, the power output assembly 200 includes a first power output connector 210 mounted on an outer side wall of the housing assembly 110 and connected to the power adapter, and a second power output connector 220 mounted on an outer side wall of the housing assembly 110 and connected to the power adapter, the power adapter converts a 220V power into a 12V power, the first power output connector 210 and the second power output connector 220 are respectively connected to any two of U, V, and W phases of the motor to be measured, the motor to be measured outputs a 12V power, a rotating magnetic field is generated when a current passes through a stator winding of the driving motor, so that a rotor of the motor starts to rotate, an irregular rotating magnetic field is generated by connecting any two phases of U, V, and W phase connection terminals of the motor to be measured, and the rotor of the driving motor is locked after rotating to a certain angle;

referring to fig. 1 again, the low voltage socket 300 is installed on the outer side wall of the housing assembly 110 far away from the first power output connector 210 and the second power output connector 220, and the low voltage socket 300 is connected with the low voltage plug of the motor to be tested;

referring to fig. 1 again, the display screen 400 is installed on the outer side surface of the housing assembly 110, the display screen 400 is connected to the low-voltage socket 300 through the electrical sensor, current data of the motor to be tested is transmitted to the electrical sensor through the low-voltage socket 300, excitation, sine and cosine signals of the rotation of the motor to be tested are measured through the electrical sensor, the signals are output to the display screen 400 for displaying, a tester records the data through the display screen 400, the motor to be tested is disassembled for maintenance after the data is recorded, after the disassembly for maintenance, the first power output connector 210 and the second power output connector 220 are respectively connected to two phases of the three phases U, V and W connected during detection before maintenance, the excitation, sine and cosine signals of the rotation of the motor to be tested are read through the display screen 400, and then the rotation of the motor is adjusted until the angle displayed on a sine instrument is consistent with the angle displayed before the disassembly, that is the zero position of the rotation;

referring to fig. 1 again, the power adapter further includes a power input connector 500 mounted on the outer side wall of the outer casing 111 and connected to the power adapter, wherein the power input connector 500 is connected to a 220V power supply for providing the 220V power supply;

referring to fig. 1 and 3, a heat dissipating fan 600 installed inside the heat dissipating fan installation groove 113 is further included;

referring to fig. 1 and 3-6, the cooling mechanism 700 includes an installation frame 710 installed on a long side of an inner cavity of the outer housing 111, a filter plate 720 installed in the inner cavity of the installation frame 710 and corresponding to the air inlet 112, a fan installation plate assembly 730 installed in the inner cavity of the installation frame 710 and corresponding to the filter plate 720, a cooling plate assembly 740 installed in the inner cavity of the installation frame 710 and corresponding to the fan installation plate assembly 730, and an activated carbon filter screen 750 installed in the inner cavity of the installation frame 710 and corresponding to the cooling plate assembly 740, wherein the fan installation plate assembly 730 includes a fan installation plate 731 and a fan installation groove 732 formed on a side surface of the fan installation plate 731 and penetrating through another side of the fan installation plate 731, the cooling plate assembly 740 includes a metal plate 741, filter holes 742 uniformly formed on a side surface of the metal plate 741 and penetrating through another side surface of the metal plate 741, and a cooling sheet 743 installed on a side surface of the metal plate 741, the fan is installed inside the fan installation groove 732, external air is drawn into the inner cavity of the outer shell 111 through the air inlet 112 by the fan, the external air is filtered by the filter plate 720, impurities in the air are filtered, the air from which the impurities are removed is in contact with the metal plate 741 through the fan, the metal plate 741 is a copper plate or an aluminum plate, the metal plate 741 is cooled by the refrigerating sheet 743, the refrigerating sheet 743 is a thermoelectric refrigerating sheet, the metal plate 741 exchanges heat with the air from which the impurities are removed, the temperature of the air is reduced, the cooled air is in contact with the activated carbon filter screen 750 through the filter hole 742, the air is further filtered by the activated carbon filter screen 750, the filtered air enters the inner cavity of the outer shell 111 to exchange heat with electrical components installed in the inner cavity of the outer shell 111, the temperature of the electrical components is reduced, and the service life of the electrical components is guaranteed, the air after heat exchange with the electrical components is drawn out of the outer case 111 from the inner cavity of the outer case 111 by the heat dissipation fan 600, so that the hot air is prevented from being collected in the inner cavity of the outer case 111.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides an electric automobile motor hangs becomes alignment appearance which characterized in that: the method comprises the following steps:

a meter housing assembly (100), the meter housing assembly (100) including a housing assembly (110), an internal cavity of the housing assembly (110) mounting a power adapter;

a power output assembly (200), the power output assembly (200) comprising a first power output connector (210) mounted on an outer side wall of the housing assembly (110) and connected with the power adapter, and a second power output connector (220) mounted on an outer side wall of the housing assembly (110) and connected with the power adapter;

a low voltage socket (300), said low voltage socket (300) being mounted on a side of an outer side wall of said housing assembly (110) remote from said first power output connector (210) and said second power output connector (220);

the display screen (400), the display screen (400) is installed in the lateral surface of shell subassembly (110), display screen (400) through electric sensor with low voltage socket (300) are connected.

2. The electric vehicle motor suspension transformer aligner of claim 1, characterized in that: the housing assembly (100) further includes a cover plate (120) mounted to a bottom portion of the housing assembly (110), the cover plate (120) being sealed to the housing assembly (110).

3. The electric vehicle motor hangs and becomes alignment appearance according to claim 2, characterized in that: shell subassembly (110) includes shell body (111), evenly sets up inlet port (112) on the long limit of shell body (111) lateral wall and set up shell body (111) top and with shell body (111) inner chamber looks through's radiator fan mounting groove (113).

4. The electric vehicle motor suspension transformer aligner of claim 3, characterized in that: the power adapter is characterized by further comprising a power input connector (500) which is arranged on the outer side wall of the outer shell (111) and connected with the power adapter.

5. The electric vehicle motor suspension transformer aligner of claim 4, characterized in that: and a heat radiating fan (600) installed inside the heat radiating fan installation groove (113).

6. The electric automobile motor hangs and becomes alignment appearance according to claim 5, characterized in that: still include cooling mechanism (700), cooling mechanism (700) is including installing installation frame (710) on the long limit of shell body (111) inner chamber, install installation frame (710) inner chamber and with inlet port (112) corresponding filter (720), install installation frame (710) inner chamber and with filter (720) corresponding fan mounting panel subassembly (730), install installation frame (710) inner chamber and with fan mounting panel subassembly (730) corresponding cooling panel subassembly (740) and install installation frame (710) inner chamber and with the corresponding active carbon filter screen (750) of cooling panel subassembly (740).

7. The electric vehicle motor hangs and becomes alignment appearance according to claim 6, characterized in that: the fan mounting plate assembly (730) comprises a fan mounting plate (731) and a fan mounting groove (732) which is arranged on the side surface of the fan mounting plate (731) and penetrates through the other side of the fan mounting plate (731).

8. The electric vehicle motor suspension transformer aligner of claim 7, characterized in that: the cooling plate assembly (740) comprises a metal plate (741), filter holes (742) uniformly formed in the side face of the metal plate (741) and penetrating the other side of the metal plate (741), and refrigerating sheets (743) installed on the side face of the metal plate (741).