CN219451858U

CN219451858U - Driving motor group

Info

Publication number: CN219451858U
Application number: CN202320875187.4U
Authority: CN
Inventors: 陈革闯
Original assignee: Ningbo Zhenhai Beifan Rotating Shaft Machinery Factory
Current assignee: Ningbo Zhenhai Beifan Rotating Shaft Machinery Factory
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-08-01
Anticipated expiration: 2033-04-19

Abstract

The utility model discloses a driving motor group, which comprises a driving assembly and a tensioning wheel assembly, wherein the driving assembly comprises a brushless motor, a reduction transmission box and an output shaft, one side of the reduction transmission box is fixedly provided with the brushless motor, the inside of the reduction transmission box is rotatably provided with a worm wheel, the output end of the brushless motor is provided with a worm, the worm extends into the reduction transmission box and is in transmission connection with the worm wheel, a concentric gear is coaxially arranged on the worm wheel, one side of the concentric gear is rotatably provided with the output shaft, and the output shaft is fixedly provided with a transmission gear.

Description

Driving motor group

Technical Field

The utility model belongs to the technical field of electric sliding doors, and particularly relates to a driving motor group.

Background

Electric sliding doors are commonly used in courtyard doors, factories, warehouses and other places; the door is driven to move by controlling the motor to transmit to the gear through the speed reducer and the gear drives the rack.

The existing application of the transmission rack has a plurality of defects; firstly, the field installation construction is complicated, a plurality of sections of racks are required to be connected and fixed on a door plate, the intensity is low after installation, the phenomenon of mixed loosening occurs, and the racks are exposed on the surface of the door and are easy to be stained with stains, so that the transmission is not smooth.

Disclosure of Invention

The present utility model is directed to a driving motor set for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the driving motor group comprises a driving assembly and a tensioning wheel assembly, wherein the driving assembly comprises a brushless motor, a reduction gear box and an output shaft, the brushless motor is fixedly arranged on one side of the reduction gear box, a worm wheel is rotatably arranged in the reduction gear box, a worm is arranged at the output end of the brushless motor, the worm extends into the reduction gear box and is in transmission connection with the worm wheel, a concentric gear is coaxially arranged on the worm wheel, an output shaft is rotatably arranged on one side of the concentric gear, a transmission gear is fixedly arranged on the output shaft, the transmission gear is meshed with the concentric gear, one end of the output shaft extends to the outer side of the reduction gear box, and a tensioning belt pulley is fixedly arranged at one end of the outer side of the output shaft;

the tensioning wheel assembly comprises a mounting seat, a limiting sliding plate, a driven shaft and a tensioning belt pulley, wherein the limiting sliding plate is arranged on the inner side of the mounting seat in a horizontal limiting sliding manner, the driven shaft is rotatably arranged on the limiting sliding plate, a tensioning moving groove for the horizontal displacement of the driven shaft is formed in the mounting seat, the driven shaft penetrates through the tensioning moving groove, the tensioning belt pulley is fixedly arranged at the end part of the driven shaft, and the tensioning belt pulley is connected with the driving belt pulley through a belt.

Preferably, a pair of limiting sliding grooves A are formed in the mounting seat, limiting pin rods are arranged on the limiting sliding plates, the limiting pin rods extend to the horizontal limiting movement in the limiting sliding grooves A, and locking nuts are arranged on the limiting pin rods.

Preferably, one side of the mounting seat is provided with an extending mounting edge, and two ends of the extending mounting edge are respectively provided with a penetrating fixing hole.

Preferably, a bearing is arranged at the connection position of the output shaft and the reduction gearbox, an end cover is arranged on one side of the reduction gearbox, and the end cover is fixedly connected with the reduction gearbox through bolts.

Preferably, the horizontal moving distance of the driven shaft in the tensioning moving groove is consistent with the horizontal moving distance of the limiting pin rod in the limiting sliding groove A.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the brushless motor drives the belt between the driving belt pulley and the tensioning belt pulley to move, so that the sliding door connected to the belt is moved in a translational manner, the tensioning belt pulley can be adjusted in position according to the length of the belt, the belt is always kept tight, the loosening is avoided, the whole use is more stable, the failure rate is low, and the installation is simpler and more convenient.

Drawings

Fig. 1 is a schematic top view of the present utility model.

Fig. 2 is a schematic diagram of the internal structure of the reduction gearbox of the present utility model.

Fig. 3 is a schematic view of the back structure of the tensioner assembly of the present utility model.

Fig. 4 is a schematic diagram of the front structure of the tensioner assembly of the present utility model.

1. A brushless motor; 2. a reduction gear box; 3. an output shaft; 4. a driving pulley; 5. a belt; 6. a mounting base; 7. a driven shaft; 8. tensioning the pulley; 9. a worm; 10. a worm wheel; 11. a transmission gear; 12. a limit sliding plate; 13. a limiting chute A; 14. tensioning the moving slot.

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.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the driving motor group comprises a driving assembly and a tensioning wheel assembly, wherein the driving assembly comprises a brushless motor 1, a reduction transmission case 2 and an output shaft 3, the brushless motor 1 is fixedly arranged on one side of the reduction transmission case 2, the reduction transmission case 2 is internally provided with a worm wheel 10 in a rotating mode for power output, the output end of the brushless motor 1 is provided with a worm 9, the worm 9 extends into the reduction transmission case 2 and is in transmission connection with the worm wheel 10, the worm 9 is driven by the brushless motor 1 to rotate so as to drive the worm wheel 10 to rotate, a concentric gear is coaxially arranged on the worm wheel 10, the concentric gear on the same shaft synchronously rotates along with the worm wheel 10, one side of the concentric gear is provided with an output shaft 3 in a rotating mode, the output shaft 3 is rotatably arranged in the reduction transmission case 2, the output shaft 3 is fixedly provided with a transmission gear 11, the transmission gear 11 is meshed with the concentric gear mutually, the output shaft 3 synchronously rotates for convenience through the concentric gear, one end of the output shaft 3 extends to the outer side of the reduction transmission case 2, one end of the output shaft 3 is fixedly provided with a tensioning belt pulley 8, and the connecting belt 5 is conveniently arranged for convenience in installation;

the tensioning wheel assembly comprises a mounting seat 6, a limiting slide plate 12, a driven shaft 7 and a tensioning belt pulley 8, wherein the limiting slide plate 12 is horizontally and slidably arranged on the inner side of the mounting seat 6, the driven shaft 7 is rotatably arranged on the limiting slide plate 12 for conveniently driving the driven shaft 7 to realize the movement adjustment of the horizontal position, a tensioning moving groove 14 for horizontally displacing the driven shaft 7 is formed in the mounting seat 6, the distance range of the horizontal movement of the driven shaft 7 is limited, the driven shaft 7 passes through the tensioning moving groove 14, the end part of the driven shaft 7 is fixedly provided with the tensioning belt pulley 8, the tensioning belt pulley 8 can be adjusted along with the movement of the limiting slide plate 12, the tensioning degree of the belt 5 can be adjusted, the tensioning belt pulley 8 is connected with the driving belt pulley 4 through the belt 5, and belt transmission is realized, so that a sliding door connected on the belt 5 is driven; in this embodiment, preferably, the mounting seat 6 is provided with a pair of limiting sliding grooves a13, the limiting sliding plate 12 is provided with a limiting pin rod, the limiting pin rod extends to the horizontal limiting movement in the limiting sliding groove a13, and the limiting pin rod is provided with a locking nut, so that after the tension degree is adjusted in a moving manner, the position is locked; in this embodiment, preferably, an extending mounting edge is disposed on one side of the mounting seat 6, and two through fixing holes are respectively disposed at two ends of the extending mounting edge, so as to facilitate the fixing and mounting of the mounting seat 6; in this embodiment, preferably, a bearing is disposed at a position where the output shaft 3 is connected to the reduction gearbox 2, so as to facilitate rotation, reduce friction force, and an end cover is disposed on one side of the reduction gearbox 2, and the end cover is fixedly connected to the reduction gearbox 2 through a bolt, so as to facilitate opening and maintenance; in this embodiment, it is preferable that the distance of the horizontal movement of the driven shaft 7 in the tension moving groove 14 is kept consistent with the distance of the horizontal movement of the stopper pin rod in the stopper chute a13 in order to ensure stable horizontal displacement.

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

Claims

1. The utility model provides a driving motor group, includes drive assembly and take-up pulley subassembly, its characterized in that: the driving assembly comprises a brushless motor (1), a reduction gearbox (2) and an output shaft (3), wherein the brushless motor (1) is fixedly arranged on one side of the reduction gearbox (2), a worm wheel (10) is arranged in the reduction gearbox (2) in a rotating mode, a worm (9) is arranged at the output end of the brushless motor (1), the worm (9) extends into the reduction gearbox (2) and is in transmission connection with the worm wheel (10), a concentric gear is coaxially arranged on the worm wheel (10), the output shaft (3) is rotatably arranged on one side of the concentric gear, a transmission gear (11) is fixedly arranged on the output shaft (3), the transmission gear (11) is meshed with the concentric gear, one end of the output shaft (3) extends to the outer side of the reduction gearbox (2), and a tensioning belt pulley (8) is fixedly arranged at one end of the outer side of the output shaft (3);

the tensioning wheel assembly comprises a mounting seat (6), a limiting sliding plate (12), a driven shaft (7) and a tensioning belt pulley (8), wherein the limiting sliding plate (12) is arranged on the inner side of the mounting seat (6) in a horizontal limiting sliding mode, the driven shaft (7) is rotatably arranged on the limiting sliding plate (12), a tensioning moving groove (14) for horizontally moving the driven shaft (7) is formed in the mounting seat (6), the driven shaft (7) penetrates through the tensioning moving groove (14), the tensioning belt pulley (8) is fixedly arranged at the end portion of the driven shaft (7), and the tensioning belt pulley (8) is connected with a driving belt pulley (4) through a belt (5).

2. A drive motor assembly as set forth in claim 1 wherein: a pair of limiting sliding grooves A (13) are formed in the mounting seat (6), limiting pin rods are arranged on the limiting sliding plates (12) and extend to the horizontal limiting movement in the limiting sliding grooves A (13), and locking nuts are arranged on the limiting pin rods.

3. A drive motor assembly as set forth in claim 1 wherein: one side of the mounting seat (6) is provided with an extension mounting edge, and two ends of the extension mounting edge are respectively provided with a penetrating fixing hole.

4. A drive motor assembly as set forth in claim 1 wherein: the output shaft (3) is provided with a bearing at the connection position of the reduction gearbox (2), one side of the reduction gearbox (2) is provided with an end cover, and the end cover is fixedly connected with the reduction gearbox (2) through bolts.

5. A drive motor assembly as claimed in claim 2, wherein: the horizontal moving distance of the driven shaft (7) in the tensioning moving groove (14) is consistent with the horizontal moving distance of the limiting pin rod in the limiting sliding groove A (13).