CN215772822U

CN215772822U - Compact micro motor transmission structure

Info

Publication number: CN215772822U
Application number: CN202121395585.3U
Authority: CN
Inventors: 刘弟军; 刘培刚
Original assignee: Hubei Henggao Electronic Co ltd
Current assignee: Hubei Henggao Electronic Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-02-08
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a compact type micro motor transmission structure which comprises a lower shell, a first transmission shaft, an upper shell, a motor and a rotating shaft, wherein the motor is installed on the inner wall of one side of the lower shell, the rotating shaft is installed at the output end of the motor through a coupler, a guide shaft is arranged at one end, away from the motor, of the rotating shaft, a driving wheel is fixed at one end, away from the rotating shaft, of the guide shaft, the outer wall, away from the guide shaft, of the driving wheel is rotatably connected with the inner wall of the lower shell, a vertical plate is fixed at the bottom of the lower shell below the driving wheel, a driven wheel is rotatably connected onto the outer wall of one side of the vertical plate, a first transmission shaft is arranged on the outer wall, away from the vertical plate, of the driven wheel, and one end, away from the driven wheel, of the first transmission shaft extends to the outside of the lower shell. The utility model not only improves the application range of the micro motor structure, ensures the transmission efficiency of the guide shaft when the micro motor structure is used, but also improves the convenience for overhauling the micro motor structure.

Description

Compact micro motor transmission structure

Technical Field

The utility model relates to the technical field of micro motors, in particular to a compact micro motor transmission structure.

Background

The micro motor is a micro motor, mainly refers to a motor with the diameter of less than 160mm or the rated power of less than 750mW, has various varieties, complicated specifications and wide market application field, relates to various aspects of national economy, national defense equipment and human life, and can be seen in all occasions needing electric drive.

The micro motor on the market is various in structure and can basically meet the use requirements of people, but bidirectional variable speed transmission is still inconvenient to carry out, so that the micro motor is difficult to select and use as required and has certain limitation; and the rotating shaft is inconvenient to lubricate, so that the phenomenon of passivation caused by abrasion is easy to occur, and the transmission efficiency of the guide shaft is further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a compact micro motor transmission structure to solve the problems that the micro motor structure in the background art is inconvenient to carry out bidirectional variable speed transmission, lubricate a rotating shaft and disassemble.

In order to achieve the purpose, the utility model provides the following technical scheme: a compact micro motor transmission structure comprises a lower shell, a first transmission shaft, an upper shell, a motor and a rotating shaft, a motor is arranged on the inner wall of one side of the lower shell, the output end of the motor is provided with a rotating shaft through a coupler, and one end of the rotating shaft, which is far away from the motor, is provided with a guide shaft, one end of the guide shaft, which is far away from the rotating shaft, is fixed with a driving wheel, the outer wall of one side of the driving wheel, which is far away from the guide shaft, is rotatably connected with the inner wall of the lower shell, a vertical plate is fixed at the bottom of the lower shell below the driving wheel, a driven wheel is rotatably connected on the outer wall of one side of the vertical plate, a first transmission shaft is arranged on the outer wall of one side of the driven wheel, which is far away from the vertical plate, one end of the first transmission shaft, which is far away from the driven wheel, extends to the outside of the lower shell, and the riser is kept away from and is rotated on the outer wall of following driving wheel one side and be connected with the second gear, the top of casing is installed down and is gone up the casing, and goes up one side at casing top and be equipped with lubricating structure.

Preferably, the two outer side walls of the top of the lower shell are both fixed with lower positioning plates, and the outer wall of the upper shell above the lower positioning plates is both fixed with upper positioning plates, so that the upper shell can be disassembled and assembled.

Preferably, the outer wall of action wheel is gone up the winding and is had the drive belt, and the inner wall that the drive belt kept away from action wheel one end touches mutually with the outer wall from the driving wheel to it rotates from the driving wheel to drive.

Preferably, a first gear is fixed on the outer wall of one end of the guide shaft, and the first gear is meshed with a second gear so as to drive the second gear to rotate slowly.

Preferably, lubricating structure's inside is equipped with in proper order and bears frame, honeycomb duct and sealing plug, the last casing inside of pivot top is equipped with the honeycomb duct, and the top of honeycomb duct extends to the outside of last casing and installs the sealing plug to lubricated the processing to the pivot.

Preferably, the outer wall of one side of the honeycomb duct is provided with a bearing frame, and one end of the bearing frame, which is far away from the honeycomb duct, is fixedly connected with the top of the upper shell, so that the honeycomb duct is arranged and treated.

Preferably, one side at lower locating plate top is equipped with two sets of pinholes, and the inside central point department of putting of pinhole installs the round pin axle, the top of round pin axle extend to the outside of pinhole and with the bottom fixed connection of locating plate, and the lower locating plate top of pinhole one side all is equipped with the screw hole, and two sets of locking bolts are installed to one side on locating plate top, and the bottom of locking bolt runs through locating plate and with screw hole threaded connection to carry out dismouting processing to last casing.

Preferably, a second transmission shaft is fixed on the outer wall of one side, away from the vertical plate, of the second gear, and one end, away from the second gear, of the second transmission shaft extends to the outside of the lower shell so as to be connected with an external instrument for transmission.

Compared with the prior art, the utility model has the beneficial effects that: the compact micro motor structure not only improves the application range of the micro motor structure, ensures the transmission efficiency of the guide shaft when the micro motor structure is used, but also improves the convenience of the micro motor structure during maintenance;

(1) the motor is turned on, so that the guide shaft is driven by the rotating shaft to rotate, at the moment, the guide shaft can drive the driving wheel to rotate, the driven wheel is driven by the transmission belt to synchronously rotate, the driven wheel drives the first transmission shaft to rotate, and then the first gear is driven by the guide shaft to rotate;

(2) the guide pipe is arranged above the rotating shaft through the bearing frame, the guide pipe and the sealing plug, and then the sealing plug is pulled upwards, so that the guide pipe is in an opening and closing state, lubricating liquid is injected from the top of the guide pipe at the moment, the lubricating liquid is enabled to drip to the outer wall of the rotating shaft through the bottom of the guide pipe, so that the lubricating liquid can be lubricated, the passivation phenomenon caused by abrasion can be reduced, and the transmission efficiency of the guide shaft when the micro motor structure is used is ensured;

(3) through being provided with locking bolt, top plate, pinhole, round pin axle, screw hole and locating plate down, through rotatory locking bolt, make it screw out to the outside of screw hole, and upwards stimulate the upper casing again for the round pin axle breaks away from to the outside of pinhole, so that the top plate is pulled apart in the top of locating plate down, and then makes the upper casing pull apart in the top of casing down, in order to reach the purpose of dismantling, thereby the convenience when having improved the micro motor structure and having overhauld.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic top view of the lower positioning plate of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 1 at B according to the present invention;

fig. 5 is a schematic structural view of the lubricating structure of the present invention.

In the figure: 1. a lower housing; 2. a first drive shaft; 3. a transmission belt; 4. a driving wheel; 5. a guide shaft; 6. a first gear; 7. a lubrication structure; 701. a carrier; 702. a flow guide pipe; 703. a sealing plug; 8. an upper housing; 9. a motor; 10. a rotating shaft; 11. a second drive shaft; 12. locking the bolt; 13. an upper positioning plate; 14. a pin hole; 15. a pin shaft; 16. a threaded hole; 17. a lower positioning plate; 18. a driven wheel; 19. a second gear; 20. a vertical plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a compact micro motor transmission structure comprises a lower shell 1, a first transmission shaft 2, an upper shell 8, a motor 9 and a rotating shaft 10, wherein the motor 9 is installed on the inner wall of one side of the lower shell 1, the type of the motor 9 can be Y90S-2, the rotating shaft 10 is installed at the output end of the motor 9 through a coupler, lower positioning plates 17 are fixed on two outer side walls of the top of the lower shell 1, and upper positioning plates 13 are fixed on the outer walls of the upper shell 8 above the lower positioning plates 17 so as to assemble and disassemble the upper shell 8;

two groups of pin holes 14 are formed in one side of the top of the lower positioning plate 17, a pin shaft 15 is mounted in the center of the inside of the pin hole 14, the top end of the pin shaft 15 extends to the outside of the pin hole 14 and is fixedly connected with the bottom end of the upper positioning plate 13, threaded holes 16 are formed in the top of the lower positioning plate 17 on one side of the pin hole 14, two groups of locking bolts 12 are mounted on one side of the top end of the upper positioning plate 13, and the bottom ends of the locking bolts 12 penetrate through the upper positioning plate 13 and are in threaded connection with the threaded holes 16 so as to assemble and disassemble the upper shell 8;

a guide shaft 5 is arranged at one end of the rotating shaft 10 far away from the motor 9, a first gear 6 is fixed on the outer wall of one end of the guide shaft 5, and the first gear 6 is meshed with a second gear 19 so as to drive the second gear 19 to rotate slowly;

a driving wheel 4 is fixed at one end of the guide shaft 5, which is far away from the rotating shaft 10, the outer wall of one side of the driving wheel 4, which is far away from the guide shaft 5, is rotatably connected with the inner wall of the lower shell 1, a driving belt 3 is wound on the outer wall of the driving wheel 4, and the inner wall of one end of the driving belt 3, which is far away from the driving wheel 4, is contacted with the outer wall of the driven wheel 18, so that the driven wheel 18 is driven to rotate;

a vertical plate 20 is fixed at the bottom of the lower shell 1 below the driving wheel 4, a driven wheel 18 is rotatably connected to the outer wall of one side of the vertical plate 20, a first transmission shaft 2 is arranged on the outer wall of one side, away from the vertical plate 20, of the driven wheel 18, one end, away from the driven wheel 18, of the first transmission shaft 2 extends to the outside of the lower shell 1, a second gear 19 is rotatably connected to the outer wall of one side, away from the driven wheel 18, of the vertical plate 20, a second transmission shaft 11 is fixed to the outer wall of one side, away from the vertical plate 20, of the second transmission shaft 11, and one end, away from the second gear 19, of the second transmission shaft 11 extends to the outside of the lower shell 1 so as to be connected with an external instrument for transmission;

an upper shell 8 is installed at the top of the lower shell 1, a lubricating structure 7 is arranged on one side of the top of the upper shell 8, a bearing frame 701, a flow guide pipe 702 and a sealing plug 703 are sequentially arranged inside the lubricating structure 7, the flow guide pipe 702 is arranged inside the upper shell 8 above the rotating shaft 10, the top end of the flow guide pipe 702 extends to the outside of the upper shell 8 and is provided with the sealing plug 703, the bearing frame 701 is installed on the outer wall of one side of the flow guide pipe 702, and one end, far away from the flow guide pipe 702, of the bearing frame 701 is fixedly connected with the top of the upper shell 8;

the guide pipe 702 is disposed above the rotating shaft 10 by the bearing frame 701, and the sealing plug 703 is pulled upward to make the guide pipe 702 in an open-close state, so that the lubricating liquid is injected from the top of the guide pipe 702, and the lubricating liquid is dropped to the outer wall of the rotating shaft 10 through the bottom of the guide pipe 702 to lubricate the rotating shaft.

The working principle is as follows: when the micro motor structure is used, firstly, the motor 9 is turned on to drive the guide shaft 5 to rotate by the rotating shaft 10, at this time, the guide shaft 5 drives the driving wheel 4 to rotate, and drives the driven wheel 18 to synchronously rotate by the transmission belt 3, so that the driven wheel 18 drives the first transmission shaft 2 to rotate, then the guide shaft 5 drives the first gear 6 to rotate, because the first gear 6 and the second gear 19 are mutually meshed, and the diameter of the first gear 6 is larger than that of the second gear 19, the first gear 6 drives the second gear 19 to slowly rotate, and the second gear 19 drives the second transmission shaft 11 to rotate, so as to achieve the purpose of bidirectional variable transmission, then the guide pipe 702 is arranged above the rotating shaft 10 by the bearing frame 701, then the sealing plug 703 is pulled upwards, so that the guide pipe 702 is in an opening and closing state, at this time, lubricating liquid is injected from the top of the guide pipe 702, make lubricating liquid through the bottom drippage of honeycomb duct 702 to the outer wall of pivot 10 to lubricate it and handle, through rotatory locking bolt 12 at last, make it screw out to the outside of screw hole 16, and upwards stimulate upper casing 8 again, make round pin axle 15 break away from to the outside of pinhole 14, so that upper positioning plate 13 detaches in the top of lower positioning plate 17, and then make upper casing 8 detach in the top of lower casing 1, in order to reach the purpose of quick dismantlement, thereby accomplish the use of micromotor structure.

Claims

1. A compact micro motor transmission structure is characterized by comprising a lower shell (1), a first transmission shaft (2), an upper shell (8), a motor (9) and a rotating shaft (10), wherein the motor (9) is installed on the inner wall of one side of the lower shell (1), the rotating shaft (10) is installed at the output end of the motor (9) through a coupler, a guide shaft (5) is arranged at one end, far away from the motor (9), of the rotating shaft (10), a driving wheel (4) is fixed at one end, far away from the rotating shaft (10), of the guide shaft (5) of the driving wheel (4), the outer wall, far away from one side of the guide shaft (5), of the driving wheel (4) is rotatably connected with the inner wall of the lower shell (1), a vertical plate (20) is fixed at the bottom of the lower shell (1) below the driving wheel (4), a driven wheel (18) is rotatably connected on the outer wall of one side of the vertical plate (20), the first transmission shaft (2) is arranged on the outer wall, far away from one side of the vertical plate (20) of the driven wheel (18), one end that first transmission shaft (2) kept away from driving wheel (18) extends to the outside of lower casing (1), and riser (20) keep away from rotating on the outer wall of driving wheel (18) one side and be connected with second gear (19), casing (8) are installed at the top of lower casing (1), and one side at last casing (8) top is equipped with lubricating structure (7).

2. The compact micromotor drive according to claim 1, characterized in that: all be fixed with down locating plate (17) on the two lateral walls at lower casing (1) top, and all be fixed with on the last casing (8) outer wall of locating plate (17) top down and go up locating plate (13).

3. The compact micromotor drive according to claim 1, characterized in that: the outer wall of action wheel (4) goes up the winding and has drive belt (3), and the inner wall that drive belt (3) kept away from action wheel (4) one end touches mutually with the outer wall from driving wheel (18).

4. The compact micromotor drive according to claim 1, characterized in that: a first gear (6) is fixed on the outer wall of one end of the guide shaft (5), and the first gear (6) is meshed with a second gear (19).

5. The compact micromotor drive according to claim 1, characterized in that: the inside of lubricating structure (7) is equipped with in proper order and bears frame (701), honeycomb duct (702) and sealing plug (703), the last casing (8) of pivot (10) top is inside to be equipped with honeycomb duct (702), and the top of honeycomb duct (702) extends to the outside of last casing (8) and installs sealing plug (703).

6. The compact micromotor drive of claim 5, wherein: the outer wall of one side of the draft tube (702) is provided with a bearing frame (701), and one end, far away from the draft tube (702), of the bearing frame (701) is fixedly connected with the top of the upper shell (8).

7. The compact micromotor drive according to claim 2, characterized in that: one side at locating plate (17) top is equipped with two sets of pinhole (14) down, and the inside central point of pinhole (14) puts the department and installs round pin axle (15), the top of round pin axle (15) extend to the outside of pinhole (14) and with the bottom fixed connection of last locating plate (13), and locating plate (17) top all is equipped with screw hole (16) down of pinhole (14) one side, two sets of locking bolt (12) are installed to one side on last locating plate (13) top, the bottom of locking bolt (12) runs through last locating plate (13) and with screw hole (16) threaded connection.

8. The compact micromotor drive according to claim 1, characterized in that: a second transmission shaft (11) is fixed on the outer wall of one side, away from the vertical plate (20), of the second gear (19), and one end, away from the second gear (19), of the second transmission shaft (11) extends to the outside of the lower shell (1).