CN219918622U

CN219918622U - Low-speed motor

Info

Publication number: CN219918622U
Application number: CN202320675115.5U
Authority: CN
Inventors: 方为
Original assignee: Suzhou Zefangxing Drive Technology Co ltd
Current assignee: Suzhou Zefangxing Drive Technology Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-10-27
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a low-speed motor, which comprises an input motor, wherein the output end of the input motor is connected with an input shaft, the input shaft is connected with a driving shaft, the outer surface of the driving shaft is provided with a worm screw, the outside of the driving shaft is provided with an output seat, the output seat comprises a rectangular transmission box, a transmission cavity is arranged in the rectangular transmission box, the end part of the transmission cavity is provided with a shaft cover ring, the shaft ring is rotatably arranged in the transmission cavity, the center of the shaft ring is provided with an output shaft, the outer surface of the shaft ring is fixedly sleeved with a worm wheel, the shaft cover ring is sleeved on the outer surface of one end of the shaft ring, the end part of the driving shaft is rotationally connected with a limiting head, and the limiting head is fixedly connected with the rectangular transmission box. Adopt worm wheel structure to realize the low-speed output of motor, compare in gear drive, do not need complicated gear box structure, equipment cost is low for transmission structure is better inseparable, and overall structure volume reduces, easy to assemble and transportation maintenance.

Description

Low-speed motor

Technical Field

The utility model relates to the field of motors, in particular to a low-speed motor.

Background

The motor can be divided into a low-speed motor, a high-speed motor and a constant-speed motor according to the rotating speed, the motor consists of stator magnetic poles, a rotor, an electric brush, a shell and the like, and the motor mainly has the function of generating driving torque and is widely used in various electrical equipment as a power source. At present, a low-speed motor is quite common and widely applied, the existing low-speed motor generally adopts a gear box to carry out low-speed transmission, the gear ratio for realizing the transmission is large, and most of the low-speed motor needs to adopt a multi-gear combination to realize the transmission, so that the low-speed motor has the advantages of complex structure, high cost, more transmission loss energy, high damage rate, or low-speed rotation realized by controlling motor current, motor torque under the condition is small, and serious shortage of transmission force is easy to cause.

Disclosure of Invention

The present utility model is directed to a low-speed motor, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a low-speed motor, includes input motor, input motor's output is connected with the input shaft, the input shaft is connected with the drive shaft, the surface of drive shaft is provided with the worm spiral, be provided with the output seat outward of drive shaft, the output seat includes rectangular transmission case, be provided with the transmission chamber in the rectangular transmission case, the tip in transmission chamber is provided with the cover circle, the axle ring is installed to the transmission intracavity rotation, the output shaft is installed at the axle ring center, the fixed cover of surface of axle ring is equipped with the worm wheel, the cover circle is established at the one end surface of axle ring, the tip rotation of drive shaft is connected with spacing head, spacing head and rectangular transmission case fixed connection.

Further, the tip fixedly connected with end plate of input motor, the end plate is connected with the transmission circle frame through the connecting rod, the drive shaft rotates the installation at the center of transmission circle frame, the end connection of drive shaft has the connecting axle, the relative one end butt of connecting axle and input shaft, the junction surface cover of connecting axle and input shaft is equipped with the axle sleeve, the tip integration of input shaft is connected with the lug, the axle hole has been worn in the axle sleeve center, the axle hole inboard is provided with the draw-in groove, lug and draw-in groove correspond the joint, the surface of connecting axle is provided with the recess, the fixed fixture block that is provided with in draw-in groove one side in the axle sleeve, fixture block and recess joint.

Further, the end face of the transmission round frame is provided with a connecting hole, and the rectangular transmission case is connected with the connecting hole through a bolt.

Further, the driving shaft and a limiting head connected with the end part of the driving shaft are arranged in the transmission cavity, a gasket is arranged at the end part of the limiting head, and the gasket is rotationally connected with the rectangular transmission box through threads.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the input motor works, the input shaft rotates and drives the driving shaft to rotate, the driving shaft rotates to drive the worm wheel to rotate, the shaft sleeve ring where the worm wheel is positioned rotates, the output shaft arranged in the center of the shaft sleeve ring rotates along with the rotation of the driving shaft, low-speed output of the motor is realized, a worm wheel structure is adopted to realize low-speed output of the motor, compared with gear transmission, a complex gear box structure is not needed, the equipment cost is low, the transmission structure is better and more compact, the whole structure volume is reduced, and the installation, the transportation and the maintenance are convenient;

2. the connecting shaft and the shaft sleeve are connected through a clamping block and a groove, so that the detachable structure is realized, the transmission round frame is connected with the end plate at the end part of the input motor through a connecting rod, and the transmission round frame and the rectangular transmission box are detachably installed, so that the detachable structure is convenient to detach;

3. the drive shaft and the limit head connected with the end part of the drive shaft are arranged in the transmission cavity, the end part of the limit head is provided with a gasket, the gasket is rotationally connected with the rectangular transmission box through threads, and after the gasket is disassembled, the transmission cavity is conveniently filled with lubricating liquid, so that the lubricating liquid directly acts on the transmission connection part of the worm screw and the worm wheel.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a reduction drive mechanism according to the present utility model;

FIG. 3 is a schematic diagram of an output seat according to the present utility model;

FIG. 4 is a schematic diagram of an input shaft transmission structure of the present utility model;

fig. 5 is a schematic view of the bushing structure of the present utility model.

In the figure: 1. inputting a motor; 2. an end plate; 3. a connecting rod; 4. a transmission round frame; 5. an output seat; 51. a rectangular transmission case; 52. a transmission cavity; 53. a shaft cover ring; 6. a positioning head; 7. a drive shaft; 8. a worm screw; 9. an output shaft; 10. a shaft collar; 11. a worm wheel; 12. an input shaft; 13. a bump; 14. a shaft sleeve; 15. a connecting shaft; 16. a shaft hole; 17. a clamping groove; 18. a connection hole; 19. a groove; 20. and (5) clamping blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1-5, a low-speed motor comprises an input motor 1, an output end of the input motor 1 is connected with an input shaft 12, the input shaft 12 is connected with a driving shaft 7, a worm screw 8 is arranged on the outer surface of the driving shaft 7, an output seat 5 is arranged outside the driving shaft 7, the output seat 5 comprises a rectangular transmission box 51, a transmission cavity 52 is arranged in the rectangular transmission box 51, a shaft cover ring 53 is arranged at the end part of the transmission cavity 52, a shaft sleeve 10 is rotatably arranged in the transmission cavity 52, an output shaft 9 is arranged at the center of the shaft sleeve 10, a worm wheel 11 is fixedly sleeved on the outer surface of the shaft sleeve 10, the shaft cover ring 53 is sleeved on the outer surface of one end of the shaft sleeve 10, and a limit head 6 is rotatably connected with the end part of the driving shaft 7 and fixedly connected with the rectangular transmission box 51.

The utility model provides a low-speed motor, realize the low-speed output of the motor, including inputting the motor 1, inputting the motor 1 as the body of the motor, input the output end of the motor 1 to connect with the input shaft 12, the input shaft 12 connects with the drive shaft 7, the drive shaft 7 is installed in the transmission cavity 52 in the rectangular transmission box 51, the drive shaft 10 is installed in the transmission cavity 52 to rotate, the centre of the shaft 10 installs the output shaft 9, the external surface of the ferrule 10 is fixedly sleeved with the worm wheel 11, the worm wheel 11 is meshed with worm screw 8 of the external surface of the drive shaft 7, therefore, when inputting the motor 1 works, the input shaft 12 rotates, and drive the drive shaft 7 to rotate, the drive shaft 7 can drive the worm wheel 11 to rotate, the shaft 10 where the worm wheel 11 is located rotates, the output shaft 9 installed in the centre of the shaft 10 rotates accordingly, realize the low-speed output of the motor;

the utility model adopts the worm gear structure to realize low-speed output of the motor, compared with gear transmission, does not need a complex gear box structure, has low equipment cost, ensures that the transmission structure is better and more compact, reduces the volume of the whole structure, and is convenient to install, transport and maintain.

The tip fixedly connected with end plate 2 of input motor 1 in this embodiment, end plate 2 is connected with transmission round frame 4 through connecting rod 3, drive shaft 7 rotates the installation in the center of transmission round frame 4, drive shaft 7's end connection has connecting axle 15, the relative one end butt of connecting axle 15 and input shaft 12, connecting axle 15 and input shaft 12's junction surface cover is equipped with axle sleeve 14, input shaft 12's tip integration is connected with lug 13, axle sleeve 14 center wears to have shaft hole 16, the shaft hole 16 inboard is provided with draw-in groove 17, lug 13 and draw-in groove 17 correspond the joint, connecting axle 15's surface is provided with recess 19, the fixed fixture block 20 that is provided with in one side of draw-in groove 17 in the axle sleeve 14, fixture block 20 and recess 19 joint.

The driving shaft 7 and the shaft collar 10 on the outer surface of the driving shaft 7 are arranged in the rectangular transmission box 51, the driving shaft 7 is arranged in the rectangular transmission box 51, the input shaft 12 connected with the output end of the motor is connected with the connecting shaft 15 connected with the driving shaft 7 through the shaft sleeve 14, the input shaft 12 is connected with the shaft sleeve 14 through the convex block 13 and the clamping groove 17, the connecting shaft 15 is connected with the shaft sleeve 14 through the clamping block 20 and the groove 19, the detachable structure is realized, the transmission round frame 4 is connected with the end plate 2 at the end part of the input motor 1 through the connecting rod 3, and the transmission round frame 4 and the rectangular transmission box 51 are detachably arranged and are convenient to detach.

The end face of the transmission round frame 4 in the embodiment is provided with a connecting hole 18, the rectangular transmission box 51 is connected with the connecting hole 18 through bolts, and the rectangular transmission box 51 is detachably connected with the transmission round frame 4, so that the rectangular transmission box 51 is convenient to assemble and disassemble.

The drive shaft 7 and the limit head 6 connected with the end part of the drive shaft 7 in the embodiment are installed in the transmission cavity 52, a gasket is arranged at the end part of the limit head 6 and is in threaded rotation connection with the rectangular transmission box 51, and after the gasket is disassembled, lubricating liquid is conveniently filled in the transmission cavity 52, so that the lubricating liquid directly acts on the transmission connection part of the worm screw 8 and the worm wheel 11.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A low-speed motor comprising an input motor (1), characterized in that: the output of input motor (1) is connected with input shaft (12), input shaft (12) are connected with drive shaft (7), the surface of drive shaft (7) is provided with worm screw (8), be equipped with output seat (5) outward in drive shaft (7), output seat (5) are including rectangle transmission case (51), be provided with transmission chamber (52) in rectangle transmission case (51), the tip of transmission chamber (52) is provided with axle housing (53), axle sleeve (10) are installed to transmission chamber (52) internal rotation, output shaft (9) are installed at axle sleeve (10) center, the fixed cover of surface of axle sleeve (10) is equipped with worm wheel (11), axle housing (53) cover is established in the one end surface of axle sleeve (10), the tip rotation of drive shaft (7) is connected with spacing head (6), spacing head (6) and rectangle transmission case (51) fixed connection.

2. A low speed motor as claimed in claim 1, wherein: the end fixedly connected with end plate (2) of input motor (1), end plate (2) are connected with transmission round frame (4) through connecting rod (3), drive shaft (7) are installed at the center rotation of transmission round frame (4), the end connection of drive shaft (7) has connecting axle (15), the relative one end butt of connecting axle (15) and input shaft (12), the junction surface cover of connecting axle (15) and input shaft (12) is equipped with axle sleeve (14), the tip integration of input shaft (12) is connected with lug (13), axle hole (16) are worn to be equipped with in axle sleeve (14) center, axle hole (16) inboard is provided with draw-in groove (17), lug (13) and draw-in groove (17) correspond the joint, the surface of connecting axle (15) is provided with recess (19), draw-in groove (17) one side fixed in axle sleeve (14) is provided with fixture block (20), fixture block (20) and recess (19) joint.

3. A low speed motor as claimed in claim 2, wherein: the end face of the transmission round frame (4) is provided with a connecting hole (18), and the rectangular transmission box (51) is connected with the connecting hole (18) through a bolt.

4. A low speed motor as claimed in claim 3, wherein: the driving shaft (7) and a limiting head (6) connected with the end of the driving shaft are installed in the transmission cavity (52), a gasket is arranged at the end of the limiting head (6), and the gasket is in threaded rotation connection with the rectangular transmission box (51).