CN214475895U

CN214475895U - New energy automobile motor rotor teaching device

Info

Publication number: CN214475895U
Application number: CN202120609151.2U
Authority: CN
Inventors: 何涛
Original assignee: Zunyi Vocational and Technical College
Current assignee: Zunyi Vocational and Technical College
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-10-22
Anticipated expiration: 2031-03-25

Abstract

The utility model discloses a new energy automobile electric motor rotor teaching device, including the table, the table is rectangle, the fixed slot has all been seted up to the both sides at table upper surface middle part, the wherein one end of fixed slot extends to the edge of table, be equipped with fixed establishment in the fixed slot, motor body is by the stator magnetic pole, the rotor, constitute such as brush and casing, one side of casing outer anchor ring upper end is the opening form, the bearing is run through to install to the one end of casing, install the pivot on the bearing, the pivot extends to the inside outer anchor ring of casing and is connected with the inner ring face of rotor, the end cover is installed to the one end that the bearing was kept away from to the casing, the outer anchor ring cover that the pivot is close to the end cover is equipped with the disc. The utility model discloses at the in-process that uses, the device can make the student reach the purpose of understanding mechanical principle directly perceived at the teaching in-process, and can make effective fixed to the motor according to different specifications, is favorable to the teaching to use.

Description

New energy automobile motor rotor teaching device

Technical Field

The utility model relates to an electric motor rotor teaching technical field especially relates to a new energy automobile electric motor rotor teaching device.

Background

The new energy automobile comprises four types of Hybrid Electric Vehicles (HEV), pure electric vehicles (BEV, including solar vehicles), Fuel Cell Electric Vehicles (FCEV), other new energy (such as efficient energy storage devices like super capacitors and flywheels) automobiles and the like. Unconventional automotive fuels refer to fuels other than gasoline, diesel. Mechanical principle is in class, when carrying out new energy automobile motor rotor's teaching, often proposes a problem: i.e. what influence the rotational speed of the motor has. A teacher explains the problem by combining with a motor real object, but in the explanation process, students cannot visually know direct influence factors of the motor rotating speed through naked eyes, so that the students cannot understand the direct influence factors thoroughly, and the teaching work is further not facilitated to be smoothly carried out; meanwhile, due to the fact that the teaching motor has different specifications in real objects, the motor is prone to slipping to the ground to cause damage due to the fact that the motor vibrates and deflects after being started. Therefore, in order to solve the problems, a new energy automobile motor rotor teaching device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the new energy automobile electric motor rotor teaching device who provides.

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

a new energy automobile motor rotor teaching device comprises a rectangular table plate, wherein fixing grooves are formed in two sides of the middle of the upper surface of the table plate, one end of each fixing groove extends to the edge of the table plate, a fixing mechanism is arranged in each fixing groove, a fixing frame is fixedly mounted on the upper surface of the table plate corresponding to each fixing groove, a base is mounted at the upper end of each fixing frame, a motor body is mounted on the upper surface of each base and comprises a stator magnetic pole, a rotor, an electric brush, a casing and the like, one side of the upper end of the outer ring surface of the casing is open, a bearing penetrates through one end of the casing, a rotating shaft is mounted on each bearing, the outer ring surface of the rotating shaft extending into the casing is connected with the inner ring surface of the rotor, an end cover is mounted at one end of the casing, which is far away from the bearing, and a disc is sleeved on the outer ring surface of the rotating shaft, which is close to the end cover, the outer annular surface of the casing close to the end cover is provided with a fixing ring, the inner side of the upper end of the outer annular surface of the fixing ring is fixedly provided with a horizontal fixing plate, the fixing plate is provided with a speed measuring mechanism in a penetrating mode, and the speed measuring mechanism comprises an installation rod, a light emitting element and a light receiving element.

Preferably, a display screen is jointly installed between the end portions of the two installation rods which penetrate through the fixing plate and extend to the upper side, the lower end of one of the installation rods is connected with the light emitting element, and the lower end of the other installation rod is connected with the light receiving element.

Preferably, the disc is provided with a light-passing groove, and the light-passing groove is flush with the horizontal planes of the light-emitting element and the light-receiving element when the light-passing groove is at the highest position.

Preferably, the fixing mechanism comprises a fastening bolt and an elastic belt, the bottom end of the inside of the fixing groove is provided with positioning holes which are arranged at intervals, and the lower surface of the elastic belt is in contact with the upper surface of the fixing frame.

Preferably, the two ends of the elastic belt are provided with matching holes, and the fastening bolts are matched with the positioning holes through the matching holes.

Preferably, the four corners of the lower surface of the table plate are fixedly provided with supporting legs, and the end cover is provided with heat dissipation holes which are distributed in a circular shape.

The utility model provides a pair of new energy automobile electric motor rotor teaching device, beneficial effect lies in: when the utility model is used, in the using process of the device, the degree of tightness of the elastic band on the fixing frame is controlled by using the matching position of the fastening bolt and the positioning hole, so that the whole motor body can be effectively fixed;

after the fixing is finished, the motor body, the display screen, the light-emitting element and the light-receiving element are all connected with a power supply, the rotor drives the rotating shaft to rotate in the rotating process, so that the disk is driven to rotate rapidly, the rotating speed of the disk is the rotating speed of the motor, when the disk rotates, the light-receiving element is illuminated by the periodic light-emitting element, so that electric pulses are generated and displayed one by one through the display screen, the pulses are counted within a certain time, the rotating speed of the motor can be converted, the operation is simple and convenient, a teacher can control the rotating speed of the motor by changing the logarithm of different stator magnetic poles, and the purpose of visually knowing the students in the learning process can be achieved according to the form of control variables;

in summary, the following steps: the device can make the student reach the purpose of understanding mechanical principle directly perceivedly at the teaching in-process, and can make effective fixed to the motor according to different specifications, is favorable to the teaching to use.

Drawings

Fig. 1 is a schematic structural view of a new energy automobile motor rotor teaching device provided by the utility model;

fig. 2 is a schematic structural view of a teaching table of the new energy automobile motor rotor teaching device provided by the utility model;

fig. 3 is a split view of a motor of the new energy automobile motor rotor teaching device provided by the utility model;

fig. 4 is a schematic structural view of a speed measuring mechanism of the new energy automobile motor rotor teaching device provided by the utility model;

fig. 5 is the utility model provides a structural schematic of base of new energy automobile electric motor rotor teaching device.

In the figure: 1. supporting legs; 2. a table plate; 3. fixing grooves; 4. a base; 5. a housing; 6. a bearing; 7. a rotating shaft; 8. a rotor; 9. a stator magnetic pole; 10. a display screen; 11. heat dissipation holes; 12. an end cap; 13. fastening a bolt; 14. an elastic band; 15. positioning holes; 16. a fixing ring; 17. a fixing plate; 18. mounting a rod; 19. a light emitting element; 20. a disc; 21. a fixed mount; 22. a light receiving element; 23. and a light-transmitting groove.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a new energy automobile electric motor rotor teaching device, includes table 2, and table 2 is rectangle, and fixed slot 3 has all been seted up to the both sides at table 2 upper surface middle part, and wherein one end of fixed slot 3 extends to the edge of table 2, is equipped with fixed establishment in the fixed slot 3.

The table 2 is fixedly provided with a fixing frame 21 corresponding to the upper surface of the fixing groove 3, the upper end of the fixing frame 21 is provided with a base 4, the upper surface of the base 4 is provided with a motor body, and the motor body comprises a stator magnetic pole 9, a rotor 8, an electric brush, a machine shell 5 and the like.

One side of the outer annular surface upper end of the casing 5 is in an opening shape, a bearing 6 is installed at one end of the casing 5 in a penetrating mode, a rotating shaft 7 is installed on the bearing 6, the rotating shaft 7 extends to the inner annular surface of the casing 5 and is connected with the inner annular surface of the rotor 8, an end cover 12 is installed at one end, far away from the bearing 6, of the casing 5, and a disc 20 is sleeved on the outer annular surface, close to the end cover 12, of the rotating shaft 7.

The outer ring surface that casing 5 is close to end cover 12 installs solid fixed ring 16, the inboard fixed mounting of the outer ring surface upper end of solid fixed ring 16 has horizontal form fixed plate 17, run through on the fixed plate 17 and install speed sensor, speed sensor is including installing pole 18, light emitting component 19 and light receiving element 22, two installation poles 18 run through between the tip that fixed plate 17 extended to the top and install display screen 10 jointly, the lower extreme of one of them installation pole 18 is connected with light emitting component 19, the lower extreme of another installation pole 18 is connected with light receiving element 22.

The disc 20 is provided with a light-passing groove 23, the light-passing groove 23 is flush with the horizontal planes of the light-emitting element 19 and the light-receiving element 22 when being positioned at the highest position, the fixing mechanism comprises a fastening bolt 13 and an elastic belt 14, and the bottom end inside the fixing groove 3 is provided with positioning holes 15 which are arranged at intervals.

Contact between the lower surface of elastic band 14 and the upper surface of mount 21, the mating holes has all been seted up at the both ends of elastic band 14, and fastening bolt 13 passes through the mating holes and matches between locating hole 15, and the equal fixed mounting in four corners department of 2 lower surfaces of table has supporting leg 1, has seted up the louvre 11 that is circular distribution on the end cover 12.

In the use process of the device, the degree of tightness of the elastic band 14 on the fixing frame 21 is controlled by using the matching position of the fastening bolt 13 and the positioning hole 15, so that the whole motor body can be effectively fixed;

after the fixation is finished, the motor body, the display screen 10, the light-emitting element 19 and the light-receiving element 22 are all connected with a power supply, the rotor 8 drives the rotating shaft 7 to rotate in the rotating process, so that the disk 20 is driven to rotate rapidly, the rotating speed of the disk 20 is the rotating speed of the motor at the moment, when the disk 20 rotates, the light-receiving element 22 is illuminated by the periodic light-emitting element 19, so that electric pulses are generated and displayed one by one through the display screen 10, the pulses are counted in a certain time, the rotating speed of the motor can be converted, the operation is simple and convenient, a teacher can adopt the logarithm of replacing different stator magnetic poles 9 to control the rotating speed of the motor, and the purpose of intuitively understanding of students in the learning process can be achieved according to the form of control variables;

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 new energy automobile motor rotor teaching device comprises a table plate (2) and is characterized in that the table plate (2) is rectangular, fixing grooves (3) are formed in the two sides of the middle of the upper surface of the table plate (2), one ends of the fixing grooves (3) extend to the edge of the table plate (2), a fixing mechanism is arranged in the fixing grooves (3), a fixing frame (21) is fixedly arranged on the upper surface of the table plate (2) corresponding to the fixing grooves (3), a base (4) is arranged at the upper end of the fixing frame (21), a motor body is arranged on the upper surface of the base (4), the motor body comprises a stator magnetic pole (9), a rotor (8), an electric brush, a casing (5) and the like, one side of the upper end of the outer ring surface of the casing (5) is in an open shape, and a bearing (6) is arranged at one end of the casing (5) in a penetrating mode, install pivot (7) on bearing (6), pivot (7) extend to the inside outer anchor ring of casing (5) and are connected with the interior anchor ring of rotor (8), end cover (12) are installed to the one end that bearing (6) were kept away from in casing (5), the outer anchor ring cover that pivot (7) are close to end cover (12) is equipped with disc (20), casing (5) are close to the outer anchor ring of end cover (12) and install solid fixed ring (16), gu fixed ring (16) inboard fixed mounting of outer anchor ring upper end has horizontal fixed plate (17), run through on fixed plate (17) and install the speed measuring mechanism, the speed measuring mechanism is including installing pole (18), light emitting element (19) and light receiving element (22).

2. The teaching device for the motor rotor of the new energy automobile as claimed in claim 1, wherein a display screen (10) is mounted between the ends of the two mounting rods (18) extending to the upper side through the fixing plate (17), the lower end of one of the mounting rods (18) is connected with a light emitting element (19), and the lower end of the other mounting rod (18) is connected with a light receiving element (22).

3. The new energy automobile motor rotor teaching device according to claim 1, wherein a light-passing groove (23) is formed in the disc (20), and the light-passing groove (23) is flush with horizontal planes of the light-emitting element (19) and the light-receiving element (22) when located at the highest position.

4. The new energy automobile motor rotor teaching device according to claim 1, wherein the fixing mechanism comprises a fastening bolt (13) and an elastic belt (14), the bottom end of the inside of the fixing groove (3) is provided with positioning holes (15) which are arranged at intervals, and the lower surface of the elastic belt (14) is in contact with the upper surface of the fixing frame (21).

5. The new energy automobile motor rotor teaching device according to claim 4, wherein both ends of the elastic band (14) are provided with matching holes, and the fastening bolts (13) are matched with the positioning holes (15) through the matching holes.

6. The new energy automobile motor rotor teaching device according to claim 1, wherein support legs (1) are fixedly mounted at four corners of the lower surface of the table (2), and heat dissipation holes (11) are formed in the end cover (12) and are distributed in a circular shape.