CN114189096B

CN114189096B - Switched reluctance speed regulation motor for vehicle

Info

Publication number: CN114189096B
Application number: CN202111355971.4A
Authority: CN
Inventors: 王舒; 唐杰; 付强; 彭小明; 刘福刚
Original assignee: Shandong Wind Amperex Technology Ltd
Current assignee: Shandong Wind Amperex Technology Ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2023-02-03
Anticipated expiration: 2041-11-16
Also published as: CN114189096A

Abstract

The invention relates to the technical field of motors, and particularly provides a switched reluctance speed regulation motor for a vehicle, which comprises a motor main body, wherein the motor main body comprises a main machine shell, and two supporting legs are arranged on the main machine shell in a mirror symmetry manner; an adjustable vibration damping seat is arranged between the two supporting legs, two suspension mounting frames are arranged on the main case in a mirror symmetry manner, and the mirror symmetry planes of the two suspension mounting frames are superposed with the mirror symmetry planes of the two supporting legs; the motor provided by the invention solves the problems of low installation adaptability and inconvenient installation in the motor assembling process and solves the problems of prominent vibration and noise after the motor is assembled by designing the external installation structure.

Description

Switched reluctance speed regulation motor for vehicle

Technical Field

The invention relates to the technical field of motors, and particularly provides a switched reluctance speed regulating motor for a vehicle.

Background

The switched reluctance speed regulating motor for vehicle has the advantages of high efficiency, good energy-saving effect, large starting torque, wide speed regulating range, good system regulation and control performance, small starting current, high power factor and the like, and is widely applied to a vehicle power control system for power control as an ideal switched speed regulating device.

The switched reluctance speed regulating motor has the advantages of the disadvantages of large vibration and noise, and is particularly characterized in that the switched reluctance speed regulating motor works in a pulse power supply mode, the instantaneous torque pulsation is large, and the stepping state is obvious when the rotating speed is very low; when the vehicle is in high speed and heavy load, vibration and noise are large. Reducing vibration and noise is an important goal in optimizing switched reluctance variable speed motors. In actual solution, besides research and improvement and solution from several aspects of electromagnetic parameter design, speed regulation method and motor structure, further optimization design can be performed from the external installation and fixation mode of the motor, but the installation structure of the existing reluctance speed regulation motor is an integral fixed structure after leaving the factory, so that the following problems exist in the actual assembly process and after the assembly is completed: 1) The installation structure of the existing reluctance speed regulating motor is fixed, a corresponding installation foundation needs to be designed in a matching way by matching with the installation structure of the reluctance speed regulating motor during actual assembly, and the matching degree requirement of the installation position is higher, so that the problems of low adaptation degree and inconvenient installation for the installation and fixation of the motor in the assembly process exist; 2) The external mounting structure of the existing reluctance speed-regulating motor has no vibration-damping and noise-reducing structure design, so that the outstanding problems of large vibration and noise exist after the assembly is completed.

Disclosure of Invention

In order to solve the above problems, the present invention provides a switched reluctance variable speed motor for a vehicle, which is used to solve the above problems in the background art.

In order to achieve the purpose, the invention adopts the following technical scheme to achieve the purpose: a switched reluctance speed-regulating motor for a vehicle comprises a motor main body, wherein the motor main body comprises a main machine shell, and two supporting legs are arranged on the main machine shell in a mirror symmetry manner; two be provided with adjustable damping seat between the supporting legs, the mirror symmetry is provided with two and hangs the mounting bracket on the host computer shell, and two the mirror symmetry face that hangs the mounting bracket coincides with two the mirror symmetry face of supporting legs.

The suspension mounting frame comprises a rotating frame, a sliding plate, a tension spring and a fixing plate; the rotating frame is hinged to the main case, the axial direction of a hinged shaft of the rotating frame is parallel to the axial direction of a motor output shaft, guide arms which are vertical to the axial direction of the hinged shaft of the rotating frame are arranged on two sides of the rotating frame, slide rails which extend along the length direction are arranged on opposite faces of the guide arms, the sliding plate is arranged between the slide rails in a sliding mode, the sliding plate and the rotating frame are fixedly connected with a plurality of tension springs, the tension springs are arranged along the axial direction of the hinged shaft of the rotating frame, and the fixing plate is hinged to the sliding plate.

Preferably, the adjustable damping seat comprises a foundation plate, a stroke plate, a damping spring, a guide pillar and an adjusting screw rod; the stroke plate is located between the supporting legs and the foundation plate, two damping springs are fixedly connected between the stroke plate and the foundation plate, each damping spring is composed of a plurality of uniformly distributed damping springs, two supporting legs are vertically and rotatably connected with adjusting screws corresponding to threads, the two adjusting screws are rotatably installed on the stroke plate, two groups of guide pillars are vertically and fixedly installed at the top end of the stroke plate, and each group of guide pillars is composed of two guide pillars which are vertically and slidably installed on the same supporting legs and distributed on two sides of the adjusting screws.

Preferably, the motor main body further comprises a front end cover and a rear end cover which are respectively and correspondingly and fixedly installed at two ends of the main case; the main engine shell is characterized in that a plurality of fins are uniformly distributed on the outer wall of the main engine shell, a plurality of front fixture blocks matched with the fins are arranged on the front end cover, and a plurality of rear fixture blocks matched with the fins are arranged on the rear end cover.

Preferably, the rear end cover is provided with an ash removal brush for removing ash on the inner wall.

Preferably, the ash removal brush comprises a main shaft and a plurality of brush bodies; the main shaft runs through to rotate and installs the central point of rear end cap puts, and a plurality of brush bodies are fixed be located on the main shaft end position in the rear end cap, and is a plurality of the brush body centers on main shaft circumference evenly distributed, the brush body according to the gyration cross-section profile matching design of rear end cap, just the brush hair of the brush body with the inner wall contact of rear end cap.

Preferably, the base plate is provided with two lower mounting holes, the fixing plate is provided with an upper mounting hole, the lower mounting hole and the upper mounting hole are both of a waist-shaped hole structure, and the length direction of the lower mounting hole and the length direction of the upper mounting hole are both arranged along the axial direction of the output shaft of the motor; the fixing plate is provided with fixing screw holes on two sides of the length direction of the upper mounting hole, and the fixing screw holes are vertically arranged relative to the length direction of the upper mounting hole.

The technical scheme has the following advantages or beneficial effects: 1. the invention provides a switched reluctance speed-regulating motor for a vehicle, which solves the problems of installation adaptability and inconvenient installation in the motor assembly process through the adjustable design of an external installation structure of the motor, which is composed of an adjustable damping seat and a suspension installation frame, and is suitable for convenient installation of different vehicle installation bases; through the design of the vibration reduction structure in the motor external installation structure formed by the adjustable vibration reduction seat and the suspension installation frame, the vibration of the motor and the vibration of external conduction can be weakened to a certain extent, the vibration reduction and noise reduction effects are achieved, and the working stability of the motor is maintained.

2. The invention provides a switched reluctance speed regulating motor for a vehicle, wherein an ash cleaning brush assembled at the position of a rear end cover can regularly perform ash cleaning treatment on the inner wall of the rear end cover, so that the normal effect of heat dissipation at the heat dissipation position of the motor is ensured.

Drawings

The invention and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. The drawings, in which like numerals refer to like parts throughout the several views and which are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic perspective view of a switched reluctance speed-regulating motor for a vehicle according to the present invention.

Fig. 2 is a schematic perspective view of a switched reluctance speed-regulating motor for a vehicle according to another view angle.

Fig. 3 is a front view of a switched reluctance variable speed motor for a vehicle according to the present invention.

Fig. 4 is a side view of a switched reluctance variable speed motor for a vehicle provided by the invention.

Fig. 5 is a top view of a switched reluctance variable speed motor for a vehicle according to the present invention.

FIG. 6 is a perspective view of the assembly structure of the rear end cap and the ash removal brush.

In the figure: 1. a motor main body; 11. a main chassis; 111. a fin; 112. supporting legs; 12. a front end cap; 121. a front clamping block; 13. a rear end cap; 131. a rear clamping block; 2. an adjustable vibration damping seat; 21. a foundation plate; 211. a lower mounting hole; 22. a stroke plate; 23. a damping spring; 24. a guide post; 25. adjusting the screw rod; 3. hanging a mounting rack; 31. a rotating frame; 311. a guide arm; 312. a slide rail; 32. a sliding plate; 33. a tension spring; 34. a fixing plate; 341. an upper mounting hole; 342. fixing screw holes; 4. a dust cleaning brush; 41. a main shaft; 42. a brush body.

Detailed Description

The following detailed description of the embodiments of the present invention is provided to help those skilled in the art to more fully, accurately and deeply understand the conception and the technical solution of the present invention, and to assist the implementation thereof, by referring to the accompanying drawings and the description of the embodiments, but not to limit the present invention.

As shown in fig. 1, fig. 2, fig. 3 and fig. 6, a switched reluctance speed-regulating motor for a vehicle includes a motor main body 1, the motor main body 1 includes a main chassis 11, and two supporting legs 112 are arranged on the main chassis 11 in a mirror symmetry manner; the motor main body 1 further comprises a front end cover 12 and a rear end cover 13 which are respectively and correspondingly and fixedly arranged at two ends of the main machine shell 11 through screws; a plurality of fins 111 are uniformly distributed on the outer wall of the main case 11, two front fixture blocks 121 matched with the fins 111 are arranged on the front end cover 12, two rear fixture blocks 131 matched with the fins 111 are arranged on the rear end cover 13, the fins 111 can be inserted into the front fixture blocks 121 and the rear fixture blocks 131, when the front end cover 12 and the rear end cover 13 are fixedly locked, the front fixture blocks 121 and the fins 111 can be clamped, the rear fixture blocks 131 and the fins 111 can be clamped, and therefore the front end cover 12 and the rear end cover 13 can be conveniently and rapidly aligned and assembled relative to the main case 11.

As shown in fig. 1, 2 and 4, an adjustable damping seat 2 is arranged between the two supporting legs 112, and the adjustable damping seat 2 includes a base plate 21, a stroke plate 22, a damping spring 23, a guide post 24 and an adjusting screw 25; the stroke plate 22 is positioned between the supporting legs 112 and the base plate 21, two rows of damping springs 23 are welded between the stroke plate 22 and the base plate 21, each row of damping springs 23 is composed of a plurality of damping springs 23 which are uniformly distributed, adjusting screws 25 are vertically and rotatably connected to the two supporting legs 112 corresponding to threads, the two adjusting screws 25 are rotatably installed on the stroke plate 22, two groups of guide pillars 24 are vertically and fixedly installed at the top end of the stroke plate 22 through screws, and each group of guide pillars 24 is composed of two guide pillars 24 which are vertically and slidably installed on the same supporting leg 112 and distributed on two sides of each adjusting screw 25; two lower mounting holes 211 are formed in the foundation plate 21, the lower mounting holes 211 are of a kidney-shaped hole structure, and the length direction of the lower mounting holes 211 is arranged along the axial direction of an output shaft of the motor.

Adjustable damping seat 2 is the main mounting structure of whole motor, when carrying out actual assembly to reluctance buncher, its output shaft must be with accepting the output and aim at the assembly, consequently reluctance buncher's mounted position is definite, thereby can be through adjusting adjustable damping seat 2 during fixed mounting with foundatin plate 21 fixed mounting on the installation basis of vehicle, it is concrete, adjust two adjusting screw 25 through synchronous wrench movement, thereby under the direction of four guide pillars 24, foundatin plate 21 is along with stroke board 22 synchronous movement, thereby adjust two relative supporting legs 112's of foundatin plate 21 distance, finally make the laminating of foundatin plate 21 install on the installation basis of vehicle. The adjustable design of adjustable damping seat 2 has made things convenient for the installation of motor fixed, has improved the suitability of motor assembly, and in addition, two supporting legs 112 are not direct mount to be fixed on the installation basis of vehicle, no matter be the vibration of motor self vibration or outside conduction, can both play the damping and fall the effect of making an uproar through two damping spring 23 between foundatin plate 21 and the stroke board 22 well.

As shown in fig. 1, 2, 4 and 5, two suspension mounts 3 are arranged on the main chassis 11 in mirror symmetry, and the mirror symmetry planes of the two suspension mounts 3 coincide with the mirror symmetry planes of the two support legs 112. The suspension mounting frame 3 comprises a rotating frame 31, a sliding plate 32, a tension spring 33 and a fixed plate 34; the rotating frame 31 is hinged on the main machine shell 11, the axial direction of a hinged shaft of the rotating frame 31 is parallel to the axial direction of a motor output shaft, guide arms 311 which are vertical to the axial direction of the hinged shaft of the rotating frame 31 are arranged on two sides of the rotating frame 31, slide rails 312 which extend along the length direction are arranged on opposite surfaces of the two guide arms 311, the sliding plate 32 is arranged between the two slide rails 312 in a sliding mode, three tension springs 33 are welded between the sliding plate 32 and the rotating frame 31, the three tension springs 33 are evenly distributed along the axial direction of the hinged shaft of the rotating frame 31, and the fixed plate 34 is hinged on the sliding plate 32; an upper mounting hole 341 is formed in the fixing plate 34, the upper mounting hole 341 is of a waist-shaped hole structure, and the length direction of the upper mounting hole 341 is arranged along the axial direction of the output shaft of the motor; the fixing plate 34 is provided with fixing screw holes 342 at both sides in the longitudinal direction of the upper mounting hole 341, and the fixing screw holes 342 are provided perpendicularly to the longitudinal direction of the upper mounting hole 341.

The suspension mounting frame 3 is used as an auxiliary mounting structure of the motor, multiple choices of mounting and fixing modes are provided for the motor, when the reluctance variable-speed motor is fixedly mounted on a vehicle, the adjustable vibration damping seat 2 can be fixed, meanwhile, the motor is further fixedly mounted through the two suspension mounting frames 3, the stability and reliability of motor mounting are greatly enhanced, the rotating frame 31 and the main machine shell 11 are hinged, the sliding plate 32 is slidably mounted on the rotating frame 31, and the fixing plate 34 is hinged on the sliding plate 32, so that the suspension mounting frame 3 can be adaptively adjusted according to the actual mounting basis of the vehicle, the fixing plate 34 can be horizontally fixed on the mounting basis finally, the mounting hole 341 can be fixedly connected through bolts, and the lateral position can be locked and fixed through the matching of the screws and the fixing screw holes 342. Hang mounting bracket 3 the same with adjustable damping seat 2, the installation is fixed convenient, has improved the adaptation degree of motor assembly, in addition, owing to hang mounting bracket 3's structural design for the vibration that produces under the motor operating condition can carry out damping consumption through extension spring 33, thereby reduces vibration range and intensity, can play the effect of making an uproar simultaneously.

As shown in fig. 2 and 6, the rear end cover 13 is provided with an ash removal brush 4 for removing ash from the inner wall. The ash cleaning brush 4 comprises a main shaft 41 and three brush bodies 42; the main shaft 41 is rotatably mounted at the center of the rear end cover 13, the three brush bodies 42 are fixed at the shaft end position of the main shaft 41 in the rear end cover 13, the three brush bodies 42 are uniformly distributed around the circumference of the main shaft 41, the brush bodies 42 are designed according to the rotary section contour of the rear end cover 13 in a matching manner, and the bristles of the brush bodies 42 are in contact with the inner wall of the rear end cover 13. Rear end cap 13 is the draft hood of motor, and the motor is generally equipped with the flabellum in the draft hood position and is used for the motor heat dissipation, and the heat will be followed the vent hole on rear end cap 13 and discharged, and after the motor was worked for a long time, must pile up the dust on rear end cap 13 inner wall, through the main shaft 41 of regular rotation deashing brush 4 to clean rear end cap 13's inner wall through three brush 42, guarantee radiating normal through the initiative deashing.

When the vehicle is specifically fixed on the basis of vehicle installation, the switched reluctance speed regulating motor for the vehicle is assembled and fixed according to the following process:

the installation of the adjustable damping seat 2 of the main installation structure is firstly carried out, the position of a motor which is aligned with a bearing output end of the motor output shaft and is installed on the vehicle in a matched mode is taken as a reference, the distance between the two supporting legs 112 of the foundation plate 21 is adjusted by sequentially and synchronously twisting the two adjusting screws 25, then the foundation plate 21 is flatly placed on the vehicle installation basis, and the positions of the two lower installation holes 211 are locked through bolts.

The two suspension mounts 3 are then fixed by rotating the adjusting turret 31 and sliding the adjusting slide 32 to bring the fixed plate 34 into contact with the vehicle mounting base, and depending on the mounting choice, may be bolted at the upper mounting hole 341 or screwed into a locking fit at the two fixing screw holes 342.

Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention, and are not described herein.

The above description is that of the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; it will be understood by those skilled in the art that various changes and modifications may be made, or equivalents may be modified, without departing from the spirit of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention, unless the technical essence of the present invention is not departed from the content of the technical solution of the present invention.

Claims

1. A switched reluctance speed regulation motor for a vehicle comprises a motor main body (1), wherein the motor main body (1) comprises a main machine shell (11), and two supporting legs (112) are arranged on the main machine shell (11) in a mirror symmetry manner; the method is characterized in that: an adjustable vibration reduction seat (2) is arranged between the two supporting legs (112), the two suspension mounting frames (3) are arranged on the main case (11) in a mirror symmetry manner, and the mirror symmetry planes of the two suspension mounting frames (3) are superposed with the mirror symmetry planes of the two supporting legs (112); wherein:

the suspension mounting frame (3) comprises a rotating frame (31), a sliding plate (32), a tension spring (33) and a fixed plate (34); rotating turret (31) articulate on host computer shell (11), just the articulated shaft axial and the motor output shaft axial parallel arrangement of rotating turret (31), rotating turret (31) both sides are provided with relative its articulated shaft axial vertically guide arm (311), two be provided with on the opposite face of guide arm (311) along slide rail (312) that length direction extends, sliding plate (32) slide and set up two between slide rail (312), sliding plate (32) with fixedly connected with is a plurality of between rotating turret (31) extension spring (33), a plurality of extension spring (33) are followed the articulated shaft axial evenly distributed of rotating turret (31), fixed plate (34) articulate on sliding plate (32).

2. The switched reluctance speed-regulating motor for vehicles according to claim 1, wherein: the adjustable damping seat (2) comprises a base plate (21), a stroke plate (22), a damping spring (23), a guide pillar (24) and an adjusting screw rod (25); the stroke plate (22) is located between the supporting legs (112) and the base plate (21), two damping springs (23) are fixedly connected between the stroke plate (22) and the base plate (21), each damping spring (23) is composed of a plurality of damping springs (23) which are uniformly distributed, the two supporting legs (112) are vertically and rotatably connected with adjusting screw rods (25) corresponding to threads, the two adjusting screw rods (25) are rotatably installed on the stroke plate (22), two groups of guide pillars (24) are vertically and fixedly installed at the top end of the stroke plate (22), and each group of guide pillars (24) is composed of two guide pillars (24) which are vertically and slidably installed on the same supporting legs (112) and distributed on two sides of the adjusting screw rods (25).

3. The switched reluctance speed-regulating motor for the vehicle as claimed in claim 1, wherein: the motor main body (1) further comprises a front end cover (12) and a rear end cover (13) which are respectively and correspondingly and fixedly arranged at two ends of the main machine shell (11); a plurality of fins (111) are uniformly distributed on the outer wall of the main case (11), a plurality of front fixture blocks (121) matched with the fins (111) are arranged on the front end cover (12), and a plurality of rear fixture blocks (131) matched with the fins (111) are arranged on the rear end cover (13).

4. The switched reluctance speed-regulating motor for vehicles according to claim 3, wherein: and the rear end cover (13) is provided with an ash cleaning brush (4) for cleaning ash on the inner wall.

5. The switched reluctance speed-regulating motor for the vehicle of claim 4, wherein: the ash cleaning brush (4) comprises a main shaft (41) and a plurality of brush bodies (42); main shaft (41) run through the rotation and install the central point of rear end cap (13) puts, and a plurality of brush bodies (42) are fixed lie in on main shaft (41) axle head position in rear end cap (13), it is a plurality of brush body (42) center on main shaft (41) circumference evenly distributed, brush body (42) are according to the design is matchd to the gyration cross-section profile of rear end cap (13), just the brush hair of brush body (42) with the inner wall contact of rear end cap (13).

6. The switched reluctance speed regulation motor for vehicles according to claim 2, wherein: be provided with two mounting holes (211) down on foundatin plate (21), be provided with mounting hole (341) on fixed plate (34), mounting hole (211) and go up mounting hole (341) and be waist type pore structure down, the length direction of mounting hole (211) down and the length direction of going up mounting hole (341) all sets up along the output shaft axial of motor.

7. The switched reluctance speed regulation motor for the vehicle of claim 6, wherein: the fixing plate (34) is provided with fixing screw holes (342) on two sides of the length direction of the upper mounting hole (341), and the fixing screw holes (342) are vertically arranged relative to the length direction of the upper mounting hole (341).