CN218031291U

CN218031291U - Driving device with clutch structure and intelligent door lock

Info

Publication number: CN218031291U
Application number: CN202222640654.3U
Authority: CN
Inventors: 朱志强; 朱志勇
Original assignee: Dongguan Abbas Precision Transmission Technology Co ltd
Current assignee: Dongguan Abbas Precision Transmission Technology Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2022-12-13
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a driving device with clutch structure, relate to the technical field of driving device, including the casing, the drive assembly who sets up on the casing, clutch structure and output gear, clutch structure includes planet dish gear, connecting portion, sun gear, rolling disc and planetary gear, wherein, planet dish gear rotatable coupling is on the casing, planet dish gear, connecting portion and sun gear coaxial coupling, planet dish gear is connected with the output power of drive assembly, the rolling disc cover is established on the connecting portion, planet gear rotates and connects on the rolling disc, planetary gear meshes with sun gear, planetary gear and output gear cooperation; the problem that in certain application occasions, an external load needs to be disconnected with a motor driving device, and the reverse rotation position of an external load end is difficult due to self-locking friction force of a motor and a gear set is solved.

Description

Driving device with clutch structure and intelligent door lock

Technical Field

The utility model relates to a drive arrangement technical field specifically is a drive arrangement and intelligent lock with separation and reunion structure.

Background

In the field of robots or automation, modular design is becoming more popular, and the system has the advantages of high integration level, strong universality, easiness in installation and maintenance and the like. The existing motor driving device generally mainly comprises a motor, a gear set and a shell, wherein the motor is a motive power, the gear set plays a role in reducing speed and increasing distance, and the shell is used for supporting and packaging. Under the normal condition, when the motor works, the torque is amplified through the gear set to drive the external connected load, under certain application occasions, the external load needs to be disconnected with the motor driving device, the motor and the gear set have self-locking friction force, the reverse rotation position of the external load end is difficult, and particularly, the self-locking friction force between the motor and the gear set needs to be overcome by continuously applying larger external force, so that the reverse rotation of the external load is realized. For example, in the case of an intelligent door lock, during normal operation, the motor driving device performs locking and unlocking actions, and if the motor driving device or other actuators have faults, the connection of the motor driving device needs to be cut off reversely, so that the inventor invents a driving device with a clutch structure to perform the above operation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.

The utility model provides a drive arrangement with separation and reunion structure, which comprises a housin, the drive assembly of setting on the casing, separation and reunion structure and output gear, the separation and reunion structure is including planet dish gear, connecting portion, sun gear, rolling disc and planetary gear, wherein, planet dish gear rotatable coupling is on the casing, planet dish gear, connecting portion and sun gear coaxial coupling, planet dish gear is connected with drive assembly's output power, the rolling disc cover is established on connecting portion, planetary gear rotates to be connected on the rolling disc, planetary gear and sun gear meshing, planetary gear and output gear cooperation.

As a further aspect of the utility model: the planet gear is rotatably connected to the side of the turn disc facing the sun gear.

As a further aspect of the utility model: the rotating disc is provided with a rotating shaft, and the planetary gear is rotationally connected to the rotating shaft.

As a further aspect of the present invention: the driving assembly comprises a motor, a gear set and a transmission gear, wherein the gear set is in power connection with the output end of the motor, the transmission gear is in power connection with the gear set, and the transmission gear is meshed with the planetary disc gear.

As a further aspect of the present invention: the gear set is provided with N groups, and N is a natural number greater than 1.

As a further aspect of the present invention: the housing is flat in shape.

The intelligent door lock applies the driving device with the clutch structure and comprises a lock tongue, wherein the lock tongue is in power connection with an output gear.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a be equipped with this clutching mechanism, can transmit output power in forward work, under some application scenario, when external load need cut off power with drive assembly and be connected, can reverse action cut off output power, will continuously apply great external force to overcome the inside auto-lock friction power of drive assembly for among the prior art, like auto-lock friction power between motor and the gear train, thereby realize external load's antiport, and the utility model discloses only need apply great external force when beginning and overcome the inside auto-lock friction power of drive assembly, after planetary gear separates with output gear, just need not to overcome the inside auto-lock friction power of drive assembly again to make external load's antiport comparatively easy. The utility model discloses a mode of modular design, the integrated level is high, easily installs and maintains.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

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

fig. 2 is a schematic structural diagram of the driving assembly, the clutch assembly and the output gear on the housing according to the present invention;

fig. 3 is a schematic structural explosion diagram of the clutch structure of the present invention.

The reference numbers and designations in the drawings are as follows:

1. a housing; 2. a drive assembly; 3. a clutch structure; 4. an output gear; 5. a planetary disk gear; 6. a connecting portion; 7. a sun gear; 8. rotating the disc; 9. a planetary gear; 10. a rotating shaft; 11. a motor; 12. a gear set; 13. a transmission gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Please refer to fig. 1-3, in an embodiment of the present invention, a driving apparatus with a clutch structure 3, includes a housing 1, a driving assembly 2 disposed on the housing 1, the clutch structure 3 and an output gear 4, the clutch structure 3 includes a planetary disk gear 5, a connecting portion 6, a sun gear 7, a rotating disk 8 and a planetary gear 9, wherein the planetary disk gear 5 is rotatably connected to the housing 1, the planetary disk gear 5, the connecting portion 6 and the sun gear 7 are coaxially connected, the planetary disk gear 5 is connected to the output power of the driving assembly 2, the rotating disk 8 is sleeved on the connecting portion 6, the planetary gear 9 is rotatably connected to the rotating disk 8, the planetary gear 9 is engaged with the sun gear 7, and the planetary gear 9 is matched with the output gear 4.

The utility model discloses a through being equipped with casing 1, drive assembly 2, separation and reunion structure 3 and output gear 4, wherein, casing 1 is used for loading drive assembly 2, separation and reunion structure 3 and output gear 4, and drive assembly 2 is the source power for the output of power, and separation and reunion structure 3 is used for transmitting or cutting off the power of drive assembly 2 output, and output gear 4 is used for driving the load of external connection;

during normal operation, the driving assembly 2 outputs power to drive the planetary disc gear 5 to rotate, the planetary disc gear 5, the connecting part 6 and the sun gear 7 are coaxially connected, the planetary disc gear 5, the connecting part 6 and the sun gear 7 can be sequentially integrated from bottom to top, the connecting part 6 and the sun gear 7 rotate along with the rotation of the planetary disc gear 5, the planetary gear 9 is meshed with the sun gear 7, so that the planetary gear 9 rotates along with the rotation of the sun gear 7, at the moment, the rotating disc 8 sleeved on the connecting part 6 is subjected to friction force caused by the rotation of the planetary disc gear 5 and/or the connecting part 6 and/or the planetary gear 9, the rotating disc 8 rotates along with the rotation under the friction force with the planetary disc gear 5 or the friction force with the connecting part 6 or the friction force of the planetary gear 9 or the combination of any two friction forces or the friction forces simultaneously under the friction force of the planetary gear 9, so as to drive the planetary gear 9 to be meshed with the output gear 4, at the moment, the driving assembly 2 continuously outputs power, and the planetary disc gear 4 is still driven by the output power of the planetary disc gear 9 and the connecting part 6 or the planetary disc gear 7, so that the planetary disc 5 and/or the planetary gear 7 outputs friction force and the friction force of the planetary disc 8 is meshed with the planetary disc 5, and the planetary disc 5, so that the planetary disc 5 and the planetary gear 7 are not meshed with the planetary gear 4, even if the planetary gear 7 and the planetary gear 7 are connected, the planetary gear 7, the planetary gear 9 is in a load, and the planetary gear 4, and the planetary gear 7 is pressed against the planetary gear 4, and the planetary gear 7, and the planetary gear 4, and the planetary gear 7 is pressed; wherein, the planetary gears 9 can be arranged in one or two or other numbers according to the stroke matching with the output gear 4;

when an external load needs to be disconnected from the driving assembly 2, the output gear 4 is rotated outside (one end of the output gear 4 can penetrate through the shell 1 to be connected with the external load) or the external load is moved reversely, so that the output gear 4 is driven to rotate reversely, the planetary gears 9 meshed with the output gear 4 rotate along with the rotation of the output gear 4, the sun gear 7 meshed with the planetary gears 9 rotates along with the rotation of the planetary gears 9, so that the connecting part 6 and the planetary plate gears 5 rotate along with the rotation, the rotating disc 8 is subjected to friction force caused by the rotation of the planetary plate gears 5 and/or the connecting part 6 and/or the planetary gears 9, the rotating disc 8 rotates along with the rotation under the friction force with the planetary plate gears 5 or under the friction force with the connecting part 6 or under the friction force of the planetary gears 9 or under the combination of any two friction forces or simultaneously under the friction force of the three, and the planetary plate 8 is driven to separate the planetary gears 9 from the output gear 4, so that the power connection with the driving assembly 2 is disconnected;

the utility model discloses a be equipped with this clutching mechanism, can transmit output power in forward work, under certain application, external load need with drive assembly 2 cut off when power is connected, can reverse action cut off output power, will continuously apply great external force to overcome the inside auto-lock friction power of drive assembly 2 for among the prior art, like auto-lock friction power between motor 11 and the gear train 12, thereby realize external load's antiport, and the utility model discloses only need apply great external force in the beginning and overcome the inside auto-lock friction power of drive assembly 2, after planetary gear 9 separates with output gear 4, just need not to overcome the inside auto-lock friction power of drive assembly 2 again, thereby make external load's antiport comparatively easy. The utility model discloses a mode of modular design, the integrated level is high, easily installs and maintains.

In the embodiment of the present invention, the planetary gear 9 is rotatably connected to one side of the rotating disc 8 facing the sun gear 7.

In the embodiment of the utility model, be equipped with pivot 10 on the rolling disc 8, planetary gear 9 rotates to be connected on pivot 10.

The embodiment of the utility model provides an in, drive assembly 2 is including motor 11, power connection is at gear train 12 and the drive gear 13 of power connection on gear train 12 on the motor 11 output, wherein, drive gear 13 and the meshing of planet dish gear 5, gear train 12 plays the effect of speed reduction increase distance, drive gear 13 is used for the transmission of motor 11 power take off, and no matter motor 11 corotation or reversal, this separation and reunion structure 3 homoenergetic realizes can transmitting output power in the forward work, cut off output power during reverse action.

The embodiment of the utility model provides an in, gear train 12 is equipped with N group, and N is for being greater than 1 natural number, and gear train 12 can be the collocation of coaxial design's gear wheel and pinion, and gear wheel and pinion are involute gear, through being equipped with multiunit gear train 12, multistage gear's transmission is favorable to the increase of drive ratio.

The embodiment of the utility model provides an in, casing 1 is flat shape, through the setting of flat shape, is favorable to holistic design compactness.

The utility model provides an intelligence lock, has used foretell drive arrangement with separation and reunion structure 3, including the spring bolt, the spring bolt is connected with 4 powers of output gear.

The utility model discloses in, this intelligence lock has used this drive arrangement who has clutching mechanism, when lock drive arrangement or other executor break down, can realize reverse connection that cuts off drive arrangement comparatively easily.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. A driving device with a clutch structure is characterized by comprising a shell, a driving component arranged on the shell, the clutch structure and an output gear;

the clutch structure comprises a planetary disc gear, a connecting part, a sun gear, a rotating disc and a planetary gear, wherein the planetary disc gear is rotatably connected to the shell, the planetary disc gear, the connecting part and the sun gear are coaxially connected, the planetary disc gear is in power connection with the output end of the driving assembly, the rotating disc is sleeved on the connecting part, the planetary gear is rotatably connected to the rotating disc, the planetary gear is meshed with the sun gear, and the planetary gear is matched with the output gear.

2. A drive arrangement with a clutched configuration as claimed in claim 1, wherein the planet gears are rotatably coupled to a side of the rotary disc facing the sun gear.

3. The driving device with a clutch structure as claimed in claim 1, wherein the rotating disc is provided with a rotating shaft, and the planetary gear is rotatably connected to the rotating shaft.

4. A drive arrangement with a clutched configuration as claimed in any one of claims 1 to 3, wherein the drive assembly includes a motor, a gear train in power connection with the output of the motor, and a drive gear in power connection with the gear train, wherein the drive gear is in meshing engagement with the planetary gear.

5. The driving device with the clutch structure as claimed in claim 4, wherein the gear set is provided with N sets, N being a natural number greater than 1.

6. The driving apparatus with a clutch structure according to claim 1, wherein the housing has a flat shape.

7. An intelligent door lock, characterized in that, the driving device with a clutch structure of any one of claims 1-6 is applied, and comprises a bolt, and the bolt is in power connection with an output gear.