CN220325438U

CN220325438U - Automobile pedal motor

Info

Publication number: CN220325438U
Application number: CN202320983875.2U
Authority: CN
Inventors: 任冬冬; 温玉峰; 温涛
Original assignee: Changzhou Maite Motion Co ltd
Current assignee: Changzhou Maite Motion Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2024-01-09
Anticipated expiration: 2033-04-26

Abstract

The utility model relates to the technical field of motors, in particular to an automobile pedal motor, wherein a speed reducer is arranged on the motor, the motor comprises a motor shell, one end of the inner peripheral wall of the motor shell is provided with a plurality of limit protrusions, the other end of the inner peripheral wall of the motor shell is provided with a plurality of limit posts, a plurality of magnetic steels are arranged between the limit protrusions and the limit posts, a support spring is arranged between adjacent magnetic steels, the support spring is a groove support spring or a V-shaped support spring, and a support spring limit protrusion matched with the support spring is also arranged on the inner peripheral wall of the motor shell. The magnet steel in the motor adopts the cooperation of the spring supporting and the spring supporting limiting protrusion, so that the stator is fixed on the motor shell, the reliability of the motor is ensured, and the service life of the pedal motor is prolonged.

Description

Automobile pedal motor

Technical Field

The utility model relates to the technical field of motors, in particular to an automobile pedal motor.

Background

Along with the development of society, people are gradually increasing to vehicle function and requirement, in order to make things convenient for people to get on or off the bus, can install the car footboard in the automobile body both sides, and the footboard motor is the brain of whole footboard for the normal work operation of control footboard, the extension and the withdrawal of footboard of realization.

The stator and the motor casing in the motor in the existing market are fixed by adopting glue, and the degumming phenomenon can be generated after the motor is used for a long time, so that the service life of the motor is influenced, the motor needs to be replaced, the production cost is greatly increased, and the reliability of the motor is reduced.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to solve the problems in the prior art in the background art, an automobile pedal motor is provided, wherein a stator is not required to be fixed on a motor shell by glue.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides an automobile pedal motor, includes reduction gear and motor, install the reduction gear on the motor, the motor includes the motor casing, the inner peripheral wall one end of motor casing is equipped with a plurality of spacing archs, and the inner peripheral wall other end of motor casing is equipped with a plurality of spacing posts, installs a plurality of magnet steel between spacing arch and the spacing post, installs between the adjacent magnet steel and props the spring, props the spring and props the spring for recess or V type, still installs on the inner peripheral wall of motor casing and props the spacing arch of spring complex.

Further, the motor still includes the pivot, the one end of pivot is located the motor casing, and the other end of pivot is located the reducing gear box, installs bearing, rotor and pencil brush yoke from left to right in proper order in the pivot that is located the motor casing, has seted up tooth portion on the axle body of the pivot that is located the reducing gear box.

Further, the speed reducer comprises a speed reducer box and a speed reducer box end cover, a containing cavity is formed after the speed reducer box is covered with the speed reducer box end cover and a cover plate, a worm wheel, a worm and an output shaft are installed in the containing cavity, one end of the output shaft is provided with the worm wheel, the worm wheel is matched with the worm, and the other end of the output shaft extends out of the speed reducer box and is connected with a pedal.

Further, a gear is sleeved on the shaft body of the worm, and the gear is meshed with a tooth part on the rotating shaft in the motor.

Further, the output shaft is a stepped shaft, a worm wheel is installed on a shaft neck of the output shaft, bearings are installed on shaft heads of the output shafts on two sides of the worm wheel, a ring groove is formed between the shaft head of one end of the output shaft and the shaft neck, the ring groove is arranged far away from an end cover of the reduction gearbox, and a first clamping spring is clamped in the ring groove.

Further, a pedal mounting groove is formed in the outer circumferential surface of the output shaft, and the pedal mounting groove is formed in the output shaft extending out of the end cover of the reduction gearbox.

Further, the central axis of the rotating shaft is parallel to the central axis of the output shaft.

Further, the gear is engaged with the tooth part by helical teeth.

The motor has the beneficial effects that the magnetic steel in the motor is matched with the supporting spring and the supporting spring limiting protrusion, so that the stator is fixed on the motor shell, the reliability of the motor is ensured, and the service life of the pedal motor is prolonged.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a schematic view of the structure of the motor housing of the present utility model;

FIG. 4 is a schematic view of the structure of the output shaft of the present utility model;

in the figure: 1. the gear box, 2, the worm wheel, 3, the worm, 4, the output shaft, 5, the annular groove, 6, the first jump ring, 7, the gear box end cover, 8, the motor casing, 9, the gear, 10, the pivot, 11, the tooth portion, 12, the pedal mounting groove, 13, the rotor, 14, the limit bulge, 15, the limit post, 16, the magnet steel, 17, the support spring, 18, the support spring limit bulge, 19, the second jump ring, 20, the wire harness brush holder, 21 and the cover plate.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

The automobile pedal motor shown in figures 1-4 comprises a speed reducer and a motor, wherein the speed reducer is arranged on the motor, the speed reducer comprises a speed reducer box 1 and a speed reducer box end cover 7, a containing cavity is formed after the speed reducer box 1 is covered with the speed reducer box end cover 7 and a cover plate 21, a base plate is arranged at the joint of the speed reducer box 1 and the speed reducer box cover plate 7, and a base plate is also arranged at the joint of the speed reducer box 1 and the cover plate 21 and used for improving the tightness; the worm wheel 2, the worm 3 and the output shaft 4 are arranged in the accommodating cavity, the worm wheel 2 is arranged at one end of the output shaft 4, the worm wheel 2 is matched with the worm 3, the other end of the output shaft 4 extends out of the reduction gearbox 1 and is connected with the pedal, a gear 9 is sleeved on the shaft body of the worm 3, the gear 9 is meshed with a tooth part 11 on a rotating shaft 10 in the motor, helical teeth are meshed between the gear 9 and the tooth part 11, and a central axis of the rotating shaft 10 is arranged in parallel with a central axis of the output shaft 4;

bearings are arranged on the shaft necks at the two ends of the worm 3, the worm 3 is connected with the reduction gearbox 1 through the bearings, a second clamping spring 19 is arranged between one bearing and the cover plate 21, and the second clamping spring 19 is in tight fit with the bearing and the cover plate 21, so that the worm 3 is prevented from having a clearance of axial movement, and abnormal noise is reduced.

As shown in fig. 3, the motor includes a motor casing 8, a plurality of spacing protrusions 14 are provided at one end of an inner peripheral wall of the motor casing 8, a plurality of spacing columns 15 are provided at the other end of the inner peripheral wall of the motor casing 8, two magnetic steels 16 are installed between the spacing protrusions 14 and the spacing columns 15 for limiting axial displacement of the magnetic steels 16, and a supporting spring 17 is installed between adjacent magnetic steels 16 for supporting the magnetic steels 16 at two sides and limiting circumferential displacement of the magnetic steels 16.

The supporting springs 17 are groove supporting springs or V-shaped supporting springs, supporting spring limiting protrusions 18 matched with the supporting springs 17 are further arranged on the inner peripheral wall of the motor casing 8, the displacement of the magnetic steel 16 is limited in the circumferential direction again, glue is not needed in installation, cost is saved, and reliability of the motor is guaranteed.

In addition, as shown in fig. 2, the motor further includes a rotating shaft 10, one end of the rotating shaft 10 is located in the motor casing 8, the other end of the rotating shaft 10 is located in the reduction gearbox 1, a bearing, a rotor 13 and a wire harness brush holder 20 are sequentially installed on the rotating shaft 10 located in the motor casing 8 from left to right, and a tooth part 11 is provided on a shaft body of the rotating shaft 10 located in the reduction gearbox 1.

As shown in fig. 4, the output shaft 4 is a stepped shaft, the shaft neck of the output shaft 4 is provided with a worm wheel 2, the shaft heads of the output shafts 4 on two sides of the worm wheel 2 are provided with bearings, a ring groove 5 is arranged between the shaft head at one end of the output shaft 4 and the shaft neck, the ring groove 5 is far away from the end cover 7 of the reduction gearbox, and a first clamping spring 6 is clamped in the ring groove 5.

In addition, a pedal mounting groove 12 is provided on the outer circumferential surface of the output shaft 4, and the pedal mounting groove 12 is provided on the output shaft 4 extending out of the reduction box end cover 7.

The working process comprises the following steps:

step 1: the motor is started to drive the rotating shaft 10 to rotate, and the tooth part 11 on the rotating shaft 10 is meshed with the gear 9 to drive the gear 9 to rotate;

step 2: the gear 9 is arranged on the worm 3 and drives the worm 3 to rotate simultaneously;

step 3: the worm 3 rotates to drive the worm wheel 2 meshed with the worm to rotate, thereby driving the output shaft 4 to rotate, and finally driving the pedal arranged on the output shaft 4 to act, so as to realize the extension and retraction of the pedal.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. The utility model provides an automobile pedal motor, includes reduction gear and motor, install reduction gear on the motor, its characterized in that: the motor include motor casing (8), the inner peripheral wall one end of motor casing (8) is equipped with a plurality of spacing archs (14), the inner peripheral wall other end of motor casing (8) is equipped with a plurality of spacing posts (15), install a plurality of magnet steel (16) between spacing arch (14) and the spacing post (15), install between adjacent magnet steel (16) and prop spring (17), prop spring (17) and prop the spring for recess or V type and prop the spring, still install on the inner peripheral wall of motor casing (8) with prop spring (17) complex and prop spacing arch (18).

2. An automotive pedal motor as set forth in claim 1, wherein: the motor also comprises a rotating shaft (10), one end of the rotating shaft (10) is positioned in the motor casing (8), the other end of the rotating shaft (10) is positioned in the reduction gearbox (1), the rotating shaft (10) positioned in the motor casing (8) is sequentially provided with a bearing, a rotor (13) and a wire harness brush holder (20) from left to right, and a tooth part (11) is formed in the shaft body of the rotating shaft (10) positioned in the reduction gearbox (1).

3. An automotive pedal motor as set forth in claim 1, wherein: the speed reducer comprises a speed reducer box (1) and a speed reducer box end cover (7), wherein a containing cavity is formed after the speed reducer box (1) is covered with the speed reducer box end cover (7) and a cover plate (21), a worm wheel (2), a worm (3) and an output shaft (4) are arranged in the containing cavity, the worm wheel (2) is arranged at one end of the output shaft (4), the worm wheel (2) is matched with the worm (3), and the other end of the output shaft (4) extends out of the speed reducer box (1) and is connected with a pedal.

4. A motor vehicle pedal motor as set forth in claim 3, wherein: the shaft body of the worm (3) is sleeved with a gear (9), and the gear (9) is meshed with a tooth part (11) on a rotating shaft (10) in the motor.

5. A motor vehicle pedal motor as set forth in claim 3, wherein: the output shaft (4) is a stepped shaft, a worm wheel (2) is mounted on a shaft neck of the output shaft (4), bearings are mounted on shaft heads of the output shafts (4) on two sides of the worm wheel (2), a ring groove (5) is formed between a shaft head at one end of the output shaft (4) and the shaft neck, the ring groove (5) is far away from a reduction gearbox end cover (7), and a first clamping spring (6) is clamped in the ring groove (5).

6. An automotive pedal motor as set forth in claim 4 wherein: the outer circumferential surface of the output shaft (4) is provided with a pedal mounting groove (12), and the pedal mounting groove (12) is arranged on the output shaft (4) extending out of the end cover (7) of the reduction gearbox.

7. An automotive pedal motor as set forth in claim 1, wherein: the central axis of the rotating shaft (10) in the motor is parallel to the central axis of the output shaft (4) in the speed reducer.

8. An automotive pedal motor as set forth in claim 4 wherein: the gear (9) is engaged with the tooth part (11) through helical teeth.