CN210490652U

CN210490652U - DC brushless motor with speed reducer for electric vehicle

Info

Publication number: CN210490652U
Application number: CN201921375158.1U
Authority: CN
Inventors: 张占敏; 宫忠玲
Original assignee: Tianjin Boshen Electric Machinery Manufacturing Co Ltd
Current assignee: Tianjin Boshen Electric Machinery Manufacturing Co Ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-08
Anticipated expiration: 2029-08-22

Abstract

The utility model belongs to the technical field of the motor, especially, be a take decelerator's direct current brushless motor for electric motor car, including dustcoat, stand and clamp splice, the bottom of dustcoat is provided with the base, and the tip of base installs lubricating mechanism, the inboard of dustcoat runs through there is the bull stick, and the middle part of bull stick is provided with first gear to the tip of bull stick is provided with the second bearing, the bottom of first gear has been linked up and has been connected with the second gear, and the avris of second gear is connected with the connecting axle, the middle part of connecting axle is provided with the third bearing, and the tip of connecting axle is provided with servo motor, column mouting is at the top of base, and the middle part of stand runs through there is the rocker, the avris of rocker is provided with the third gear, and the avris of third gear has linked up the fourth gear. The direct-current brushless motor for the electric vehicle with the speed reducing device is simple in lubricating mode, strong in stability, good in adjusting structure flexibility and convenient to install, disassemble and maintain.

Description

DC brushless motor with speed reducer for electric vehicle

Technical Field

The utility model relates to the technical field of motors, specifically be a take decelerator's direct current brushless motor for electric motor car.

Background

The motor is a device for converting electric energy into mechanical energy, and is divided into a direct current motor and an alternating current motor according to different power supplies, most of the motors in the power system are alternating current motors which can be synchronous motors or asynchronous motors, and the working principle of the motor is that a magnetic field exerts force on current to rotate the motor.

The motor on the market now has lubricated mode troublesome, and the steadiness can be general, and it is poor to adjust the structure flexibility, and the maintenance is dismantled in the installation shortcoming such as troublesome, and it is simple to have lubricated mode, and the steadiness can be strong, and it is good to adjust the structure flexibility, and the convenient novel motor of maintenance is dismantled in the installation, for this reason, we provide a take decelerator's direct current brushless motor for electric motor car.

In order to solve the above problems, innovative design based on the original motor is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take decelerator's direct current brushless motor for electric motor car to it is troublesome to solve the lubricated mode of the like product that proposes in the above-mentioned background art, and the steadiness can be general, and it is poor to adjust the structure flexibility, and the trouble problem of maintenance is dismantled in the installation.

In order to achieve the above object, the utility model provides a following technical scheme: a direct current brushless motor with a speed reducer for an electric vehicle comprises an outer cover, an upright post and a clamping block, wherein a base is arranged at the bottom of the outer cover, a lubricating mechanism is arranged at the end part of the base, a rotating rod penetrates through the inner side of the outer cover, a first gear is arranged in the middle of the rotating rod, a second bearing is arranged at the end part of the rotating rod, a second gear is connected to the bottom of the first gear, a connecting shaft is connected to the side of the second gear, a third bearing is arranged in the middle of the connecting shaft, a servo motor is arranged at the end part of the connecting shaft, the upright post is arranged at the top of the base, a rocker penetrates through the middle of the upright post, a third gear is arranged at the side of the rocker, a fourth gear is connected to the side of the third gear, a screw rod is arranged on the inner side of the fourth gear, a fourth bearing is arranged at the end part of, and the side stop block of the loop bar, the clamp splice is installed in the avris of stand, and the inboard of clamp splice is provided with the card ball to the avris of card ball is provided with the spring.

Preferably, the lubricating mechanism comprises a cover, an oil tank, a notch, an oil outlet, a plug, a first bearing and a push rod, the cover is arranged at the top of the lubricating mechanism, the oil tank is arranged on the inner side of the lubricating mechanism, the notch is formed in the side of the oil tank, the oil outlet is formed in the bottom of the lubricating mechanism, the outer side of the notch is arranged on the plug, the first bearing is arranged in the middle of the plug, and the push rod is arranged at the end of the plug.

Preferably, the plug and the first bearing are in interference connection, and the plug and the push rod are in an integrated structure.

Preferably, the rotating rod forms a transmission structure through the first gear and the second gear, and the first gear forms a rotating structure through the second gear and the servo motor.

Preferably, the loop bar forms a lifting structure through a screw and a servo motor, the screw is fixedly connected with the fourth gear, and the fourth gear is in meshed connection with the third gear.

Preferably, the clamping block and the base form a clamping structure through a clamping ball, and the clamping ball and the base form a telescopic structure through a spring.

Compared with the prior art, the beneficial effects of the utility model are that: the direct-current brushless motor for the electric vehicle with the speed reducing device has the advantages of simple lubricating mode, strong stability, good flexibility of adjusting structure and convenience in mounting, dismounting and maintenance;

1. the direct-current brushless motor with the speed reducer for the electric vehicle is characterized in that the cover is opened to fill oil into the oil tank through the lubricating mechanism, the telescopic push rod controls the size of lubricating oil flowing out of the notch, the gear can be effectively and conveniently lubricated, the maintenance of the device is enhanced, and the service life of the device is prolonged;

2. this take decelerator's direct current brushless motor for electric motor car drives the rotation of third gear and fourth gear through rotating the rocker, because the setting of dog, rotates at the inboard screw rod of fourth bearing and drives the loop bar oscilaltion, realizes the fixed to the motor, effectively reduces the influence that servo motor vibrations produced when the function, and the steadiness can be strong, adjusts the structure flexibility good.

Drawings

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is a schematic structural view of the lubricating mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is a schematic view of the connection structure between the loop bar and the stop of the present invention.

In the figure: 1. a housing; 2. a base; 3. a lubrication mechanism; 301. a cover; 302. an oil tank; 303. a notch; 304. an oil outlet; 305. a plug; 306. a first bearing; 307. a push rod; 4. a rotating rod; 5. a first gear; 6. a second bearing; 7. a second gear; 8. a connecting shaft; 9. a third bearing; 10. a servo motor; 11. a column; 12. a rocker; 13. a third gear; 14. a fourth gear; 15. a screw; 16. a fourth bearing; 17. a loop bar; 18. a stopper; 19. a clamping block; 20. blocking the ball; 21. a spring.

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. 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.

Referring to fig. 1-4, the present invention provides a technical solution: a DC brushless motor with a speed reducer for an electric vehicle comprises an outer cover 1, a base 2, a lubricating mechanism 3, a rotating rod 4, a first gear 5, a second bearing 6, a second gear 7, a connecting shaft 8, a third bearing 9, a servo motor 10, an upright post 11, a rocker 12, a third gear 13, a fourth gear 14, a screw rod 15, a fourth bearing 16, a sleeve rod 17, a stop block 18, a clamping block 19, a clamping ball 20 and a spring 21, wherein the base 2 is arranged at the bottom of the outer cover 1, the lubricating mechanism 3 is arranged at the end part of the base 2, the rotating rod 4 penetrates through the inner side of the outer cover 1, the first gear 5 is arranged in the middle of the rotating rod 4, the second bearing 6 is arranged at the end part of the rotating rod 4, the connecting shaft 7 is connected with the second gear 7 at the bottom of the first gear 5, the connecting shaft 8 is connected to the lateral side of the second gear 7, the third bearing 9 is arranged in the middle of the 8, and the servo, the upright post 11 is arranged at the top of the base 2, a rocker 12 penetrates through the middle of the upright post 11, a third gear 13 is arranged on the side of the rocker 12, a fourth gear 14 is connected to the side of the third gear 13, a screw rod 15 is arranged on the inner side of the fourth gear 14, a fourth bearing 16 is arranged at the end part of the screw rod 15, a loop bar 17 is arranged at the bottom of the screw rod 15, a side stop block 18 of the loop bar 17, a clamping block 19 is arranged on the side of the upright post 11, a clamping ball 20 is arranged on the inner side of the clamping block 19, and a spring 21 is arranged on the side of the clamping ball 20;

further, the lubricating mechanism 3 comprises a cover 301, an oil tank 302, a gap 303, an oil outlet 304, a plug 305, a first bearing 306 and a push rod 307, the cover 301 is arranged at the top of the lubricating mechanism 3, the oil tank 302 is arranged on the inner side of the lubricating mechanism 3, the gap 303 is formed in the side of the oil tank 302, the oil outlet 304 is formed in the bottom of the lubricating mechanism 3, the plug 305 is arranged on the outer side of the gap 303, the first bearing 306 is arranged in the middle of the plug 305, the push rod 307 is arranged at the end of the plug 305, the oil is injected into the oil tank 302 by opening the cover 301 through the lubricating mechanism 3, and the telescopic push rod 307 controls the flow of the lubricating oil from the gap 303, so that the gear can be lubricated effectively and conveniently, the maintenance of the device is enhanced, and the service life;

furthermore, the plug 305 and the first bearing 306 are in interference connection, and the plug 305 and the push rod 307 are in an integrated structure, so that the gear can be effectively and conveniently lubricated, the maintenance of the device is enhanced, and the service life of the device is prolonged;

furthermore, the rotating rod 4 forms a transmission structure through the first gear 5 and the second gear 7, the first gear 5 forms a rotating structure through the second gear 7 and the servo motor 10, the servo motor 10 rotates to drive the connecting shaft 8 to rotate in the third bearing 9, so that the second gear 7 and the first gear 5 are driven to rotate, the rotating rod 4 rotates in the second bearing 6, and the rotating speed reduction of the servo motor 10 is realized;

furthermore, the loop bar 17 forms a lifting structure with the servo motor 10 through the screw rod 15, the screw rod 15 is fixedly connected with the fourth gear 14, the fourth gear 14 is meshed with the third gear 13, the third gear 13 and the fourth gear 14 are driven to rotate through rotating the rocker 12, and due to the arrangement of the stop block 18, the screw rod 15 on the inner side of the fourth bearing 16 rotates to drive the loop bar 17 to lift up and down, so that the fixation of the motor is realized, the influence caused by vibration of the servo motor 10 during operation is effectively reduced, the stability is strong, and the flexibility of the adjusting structure is good;

further, clamp splice 19 and base 2 constitute the block structure through card ball 20, and card ball 20 passes through spring 21 and base 2 and constitutes extending structure, and through pulling clamp splice 19, inboard card ball 20 and the restriction pulling length of spring 21 place servo motor 10 and dustcoat 1, convenient user to the installation and the dismantlement of device, the convenient high efficiency of maintenance clearance.

The working principle is as follows: the use principle of the direct-current brushless motor with the speed reducer for the electric vehicle is that the pulling length is limited by the pulling clamping block 19 and the clamping ball 20 and the spring 21 on the inner side, the servo motor 10 and the outer cover 1 are placed, a user can conveniently and conveniently install and detach the motor, the maintenance and cleaning are convenient and efficient, the lubricating mechanism 3 is used for opening the cover 301 to fill oil into the oil tank 302, the telescopic push rod 307 is used for controlling the size of the lubricating oil flowing out from the gap 303, the gear can be effectively and conveniently lubricated, the maintenance of the motor is enhanced, the service life of the motor is prolonged, the rocker 12 is rotated to drive the third gear 13 and the fourth gear 14 to rotate, due to the arrangement of the stop block 18, the screw rod 15 on the inner side of the fourth bearing 16 is rotated to drive the sleeve rod 17 to ascend and descend, the fixation of the motor is realized, the influence caused by the vibration of the servo motor 10 during the operation, the flexibility of the adjusting structure is good, the servo motor 10 rotates to drive the connecting shaft 8 to rotate in the third bearing 9, so that the second gear 7 and the first gear 5 are driven to rotate, the rotating rod 4 rotates in the second bearing 6, and the rotating speed of the servo motor 10 is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take decelerator's brushless motor of direct current for electric motor car, includes dustcoat (1), stand (11) and clamp splice (19), its characterized in that: the bottom of the outer cover (1) is provided with a base (2), the end part of the base (2) is provided with a lubricating mechanism (3), the inner side of the outer cover (1) penetrates through a rotating rod (4), the middle part of the rotating rod (4) is provided with a first gear (5), the end part of the rotating rod (4) is provided with a second bearing (6), the bottom of the first gear (5) is connected with a second gear (7), the side of the second gear (7) is connected with a connecting shaft (8), the middle part of the connecting shaft (8) is provided with a third bearing (9), the end part of the connecting shaft (8) is provided with a servo motor (10), the stand column (11) is installed at the top of the base (2), the middle part of the stand column (11) penetrates through a rocker (12), the side of the rocker (12) is provided with a third gear (13), and the side of the third gear (13) is connected with a fourth gear (14), the inboard of fourth gear (14) is provided with screw rod (15), and the tip of screw rod (15) is provided with fourth bearing (16), the bottom of screw rod (15) is provided with loop bar (17), and avris dog (18) of loop bar (17), install in the avris of stand (11) clamp splice (19), and the inboard of clamp splice (19) is provided with card ball (20) to the avris of card ball (20) is provided with spring (21).

2. The brushless dc motor for an electric vehicle with a reduction gear according to claim 1, characterized in that: lubricating mechanism (3) are including lid (301), oil tank (302), breach (303), oil-out (304), end cap (305), first bearing (306) and push rod (307), the top of lubricating mechanism (3) is provided with lid (301), and the inboard of lubricating mechanism (3) is provided with oil tank (302), and breach (303) have been seted up to the avris of oil tank (302), oil-out (304) have been seted up to the bottom of lubricating mechanism (3), and the outside of breach (303) sets up with end cap (305), the middle part of end cap (305) is provided with first bearing (306), and the tip of end cap (305) is provided with push rod (307).

3. The brushless dc motor for an electric vehicle with a reduction gear according to claim 2, characterized in that: the plug (305) is in interference connection with the first bearing (306), and the plug (305) and the push rod (307) are in an integrated structure.

4. The brushless dc motor for an electric vehicle with a reduction gear according to claim 1, characterized in that: the rotating rod (4) and the second gear (7) form a transmission structure through the first gear (5), and the first gear (5) and the servo motor (10) form a rotating structure through the second gear (7).

5. The brushless dc motor for an electric vehicle with a reduction gear according to claim 1, characterized in that: the loop bar (17) and the servo motor (10) form a lifting structure through the screw rod (15), the screw rod (15) is fixedly connected with the fourth gear (14), and the fourth gear (14) is in meshed connection with the third gear (13).

6. The brushless dc motor for an electric vehicle with a reduction gear according to claim 1, characterized in that: the clamping block (19) and the base (2) form a clamping structure through a clamping ball (20), and the clamping ball (20) and the base (2) form a telescopic structure through a spring (21).