SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a small-size clutch and intelligence lock for intelligence lock to the problem that exists among the prior art to further optimize the transmission structure of clutch, practice thrift the inner space of intelligence lock.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a small clutch for an intelligent lock comprises a shell, a motor, a clutch bolt, a movable rotary disc and a transmission plate assembly;
the shell is cylindrical, and the movable turntable is rotatably connected to one end of the shell and can rotate around the axis of the shell; the end surface of one side of the movable turntable, which faces the shell, is provided with a clutch slot, and the clutch slot is eccentrically arranged on the movable turntable; a square shaft fixing groove is formed in the end face, back to the shell, of the movable turntable, and the square shaft fixing groove is formed in the axis of the movable turntable and used for being fixedly connected with a square shaft of the intelligent lock body;
the motor is fixed in the shell, and an output shaft of the motor is connected with the clutch bolt through the transmission plate assembly; the clutch bolt is arranged in the shell, one end of the clutch bolt is connected with the transmission plate assembly, and the other end of the clutch bolt faces the clutch slot on the movable turntable; the motor drives the clutch bolt to move through the transmission plate assembly, so that the clutch bolt is inserted into or withdrawn from the clutch slot;
the drive plate assembly includes a first spring, a first drive plate, and a second drive plate; the first transmission plate and the second transmission plate are arranged in parallel and spaced at a certain distance, and are fixedly connected through a side plate; the first spring is fixed between the first transmission plate and the second transmission plate;
a protruding rod protruding in the radial direction is arranged on an output shaft of the motor, and through holes are formed in the first transmission plate and the second transmission plate corresponding to the axle center of the first spring; an output shaft of the motor sequentially penetrates through the first transmission plate, the first spring and the second transmission plate, and the convex rod extends out from the position between the spring wires of the first spring along the radial direction.
Furthermore, a motor fixing cavity, a transmission plate fixing cavity and a clutch bolt fixing cavity are axially arranged in the shell; the motor fixing cavity is axially communicated with the transmission plate fixing cavity, the motor is fixed in the motor fixing cavity, and an output shaft of the motor extends into the transmission plate fixing cavity; the transmission plate assembly is arranged in the transmission plate fixing cavity and can axially move in the transmission plate fixing cavity.
Furthermore, the clutch bolt fixing cavity is arranged on one side of the transmission plate fixing cavity, and the clutch bolt fixing cavity and the transmission plate fixing cavity are communicated in the radial direction; the clutch bolt is arranged in the clutch bolt fixing cavity and can axially move in the clutch bolt fixing cavity;
the clutch bolt fixing device is characterized in that a first transmission plate in the transmission plate assembly is larger than a second transmission plate, the size of the second transmission plate is matched with a transmission plate fixing cavity, one side of the first transmission plate is provided with an extension section, and the extension section of the first transmission plate extends into the clutch bolt fixing cavity from the radial communication position of the transmission plate fixing cavity and the clutch bolt fixing cavity and is connected with the clutch bolt in the clutch bolt fixing cavity.
Furthermore, an opening is formed in one end, facing the movable turntable, of the clutch bolt fixing cavity, the opening is opposite to the clutch slot in the movable turntable, and the clutch bolt is movably mounted at the opening.
Furthermore, a linkage shaft fixing cavity is also arranged in the shell, the linkage shaft fixing cavity is arranged on one side of the motor fixing cavity, and the linkage shaft fixing cavity is axially communicated with the clutch bolt fixing cavity; but the fixed intracavity of universal driving shaft installs axial displacement's lock core universal driving shaft, the one end of lock core universal driving shaft offsets with the extension section of first drive plate, and the other end is connected with the lock core structure of intelligent lock.
Furthermore, a second spring is further arranged in the clutch bolt fixing cavity, and the clutch bolt is elastically and movably connected into the clutch bolt fixing cavity through the second spring.
Furthermore, a third spring is further arranged in the linkage shaft fixing cavity, and the lock cylinder linkage shaft is elastically and movably connected in the linkage shaft fixing cavity through the third spring.
The utility model provides an intelligent lock, includes above small-size clutch still includes the lock body, the lock body has a square shaft, the square shaft fixed connection of lock body in the square shaft fixed slot of activity carousel in the small-size clutch.
An intelligent lock comprises the small clutch, a lock body and a lock core, wherein the lock body is provided with a square shaft, and the square shaft of the lock body is fixedly connected in a square shaft fixing groove of a movable turntable in the small clutch; and the lock cylinder is connected with a lock cylinder linkage shaft in the small clutch.
The utility model provides a pair of a small-size clutch for intelligence lock and intelligence lock thereof through ingenious structural design, has optimized the transmission structure of clutch greatly, has reduced the volume of clutch, has practiced thrift the inner space of intelligence lock, makes intelligence lock outward appearance and structural design no longer receive the clutch restriction. And simultaneously, the utility model provides a pair of a small-size clutch for intelligence lock can be applied to the intelligence lock of multiple different grade type in a flexible way on, has extensive suitability.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 3, the utility model provides a small clutch for intelligent lock, including shell 1, motor 3, separation and reunion bolt 5, activity carousel 2, driving plate subassembly 4.
Specifically, the shell 1 is cylindrical, and the movable turntable 2 is rotatably connected to one end of the shell 1 and can rotate around the axis of the shell 1; a clutch slot 22 is arranged on the end surface of the movable turntable 2 facing one side of the shell 1, and the clutch slot 22 is eccentrically arranged on the movable turntable 2; the end face, back to the shell 1 side, of the movable turntable 2 is provided with a square shaft fixing groove 21, the square shaft fixing groove 21 is formed in the axis of the movable turntable 2 and used for being fixedly connected with a square shaft of an intelligent lock body, and transmission of external unlocking force is achieved.
The motor 3 is fixed in the shell 1, and an output shaft 30 of the motor 3 is connected with the clutch bolt 5 through a transmission plate component 4; the clutch bolt 5 is arranged in the shell 1, one end of the clutch bolt 5 is connected with the transmission plate component 4, and the other end of the clutch bolt 5 faces the clutch slot 22 on the movable turntable 2; the motor 3 drives the clutch bolt 5 to move through the transmission plate assembly 4, so that the clutch bolt 5 is inserted into or withdrawn from the clutch slot 22; thus, the unlocking clutch action is realized.
As shown in fig. 3, the driving plate assembly 4 includes a first spring 40, a first driving plate 41, and a second driving plate 42; the first transmission plate 41 and the second transmission plate 42 are arranged in parallel and spaced apart from each other, and the first transmission plate 41 and the second transmission plate 42 are fixedly connected through a side plate 43; the first spring 40 is fixed between the first transmission plate 41 and the second transmission plate 42;
a protruding rod 31 protruding in the radial direction is arranged on the output shaft 30 of the motor 3, and through holes are formed in the first transmission plate 41 and the second transmission plate 42 corresponding to the axis of the first spring 40; the output shaft 30 of the motor 3 passes through the first transmission plate 41, the first spring 40 and the second transmission plate 42 in this order, and the protruding rod 31 protrudes radially between the spring wires of the first spring 40.
When the output shaft 30 of the motor 3 rotates, the protruding rod 31 on the output shaft 30 also rotates in the circumferential direction of the first spring 40. Due to the slope of the spring wire of the first spring 40, during the movement of the protruding rod 31, the protruding rod 31 indirectly pushes the first spring 40 to move up and down along the rotation direction of the spring wire, i.e. pushes the first spring 40 to move axially on the output shaft 30 of the motor 3, thereby driving the driving plate assembly 4 to move axially.
Further, a motor fixing cavity 11, a transmission plate fixing cavity 12 and a clutch bolt fixing cavity 13 are axially arranged in the shell 1; the motor fixing cavity 11 is axially communicated with the transmission plate fixing cavity 12, the motor 3 is fixed in the motor fixing cavity 11, and the output shaft 30 of the motor 3 extends into the transmission plate fixing cavity 12; the drive plate assembly 4 is mounted in the drive plate holding cavity 12 and is axially movable in the drive plate holding cavity 12.
Further, the clutch bolt fixing cavity 13 is arranged on one side of the transmission plate fixing cavity 12, and the clutch bolt fixing cavity and the transmission plate fixing cavity are communicated in the radial direction; the clutch bolt 5 is arranged in the clutch bolt fixing cavity 13 and can axially move in the clutch bolt fixing cavity 13.
In the embodiment of the present invention, the first driving plate 41 in the driving plate assembly 4 is greater than the second driving plate 42, the size of the second driving plate 42 matches with the fixed chamber 12 of driving plate, one side of the first driving plate 41 has an extension section, the extension section of the first driving plate 41 extends into the fixed chamber 13 of clutch bolt from the radial communication of the fixed chamber 12 of driving plate and the fixed chamber 13 of clutch bolt, and is connected with the clutch bolt 5 in the fixed chamber 13 of clutch bolt.
The clutch bolt fixing cavity 13 is provided with an opening at one end facing the movable turntable 2, the opening is opposite to a clutch slot 22 on the movable turntable 2, and the clutch bolt 5 is movably arranged at the opening. According to the structure, when the motor 3 drives the transmission plate assembly 4 to move axially, the clutch bolt 5 can be further driven to move, so that the clutch bolt 5 is inserted into or withdrawn from the clutch slot 22; thereby realizing the unlocking clutch action.
Furthermore, a linkage shaft fixing cavity 14 is further arranged in the shell 1, the linkage shaft fixing cavity 14 is arranged on one side of the motor fixing cavity 11, and the linkage shaft fixing cavity 14 is axially communicated with the clutch bolt fixing cavity 13; the lock core linkage shaft 6 capable of moving axially is installed in the linkage shaft fixing cavity 14, one end of the lock core linkage shaft 6 abuts against the extension section of the first transmission plate 41, and the other end of the lock core linkage shaft is connected with the lock core structure of the intelligent lock. And the lock cylinder linkage shaft 6 is used for being matched with a lock cylinder structure to realize the clutch process of unlocking by a traditional mechanical key.
Further, a second spring 50 is arranged in the clutch bolt fixing cavity 13, and the clutch bolt 5 is elastically and movably connected in the clutch bolt fixing cavity 13 through the second spring 50.
Furthermore, a third spring 60 is further arranged in the linkage shaft fixing cavity 14, and the lock cylinder linkage shaft 6 is elastically and movably connected in the linkage shaft fixing cavity 14 through the third spring 60.
The utility model discloses the during operation has two kinds of separation and reunion unblock processes, the electron separation and reunion unblock that realizes through motor 3 promptly to and the mechanical separation and reunion unblock that realizes through lock core universal driving shaft 6. The specific working process is as follows:
when the electronic clutch is unlocked, after the motor 3 obtains an unlocking instruction, the output shaft 30 rotates, and then the first spring 40 is pushed to move through the convex rod 31; the movement of the first spring 40 causes the first transmission plate 41 to push the clutch plug 5 to be inserted into the clutch slot 22; at the moment, two end faces of the movable turntable 2 form a relatively fixed whole; when the clutch is integrally rotated through a handle or other devices outside, the lock body can be driven to rotate and unlock through the square shaft. After the unlocking is finished, the output shaft 30 of the motor 3 rotates reversely, and the clutch plug pin 5 is withdrawn from the clutch slot 22 based on the same principle; at the moment, the two end surfaces of the movable turntable 2 are separated into individuals which can move independently; when the clutch is integrally rotated by a handle or other devices from the outside, the movable turntable 2 does not rotate together with the housing 1 any more, and the unlocking action cannot be performed.
When mechanical clutch unlocking is carried out, after a mechanical key is inserted into the outside and the unlocking is successful, the lock cylinder structure presses down the lock cylinder linkage shaft 6 in the clutch through the transmission shaft, and further presses down the first transmission plate 41, so that the clutch plug pin 5 is inserted into the clutch slot 22; at the moment, two end faces of the movable turntable 2 form a relatively fixed whole; when the clutch is integrally rotated through a handle or other devices outside, the lock body can be driven to rotate and unlock through the square shaft. When the unlocking is finished and the key returns to original commission, the lock cylinder linkage shaft 6 loses external pressure and automatically rebounds, and the clutch bolt 5 is automatically ejected from the clutch slot 22; at the moment, the two end surfaces of the movable turntable 2 are separated into individuals which can move independently; when the clutch is integrally rotated by a handle or other devices from the outside, the movable turntable 2 does not rotate together with the housing 1 any more, and the unlocking action cannot be performed.
On the basis of the small clutch, the utility model also provides an intelligent lock, which comprises the small clutch, a lock body and a lock core, wherein the lock body is provided with a square shaft, and the square shaft of the lock body is fixedly connected in a square shaft fixing groove of a movable turntable in the small clutch; and the lock cylinder is connected with a lock cylinder linkage shaft in the small clutch.
In the above-mentioned several kinds of intelligent locks, through adopting the utility model discloses a small-size clutch can reduce the volume of handle or tapered end greatly, makes intelligent lock outward appearance and structural design no longer restricted by the clutch.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.