阅读说明：本技术 一种开锁机构 (Unlocking mechanism ) 是由 雷汉南 廖海强 余彦学 于 2021-02-02 设计创作，主要内容包括：本发明公开了一种开锁机构,其包括壳体,壳体内设有可带动门锁锁芯转动实现开、关锁的传动件,传动件前侧设有露出壳体的旋钮,壳体内还设有控制电路板和电机,电机的输出端连接有传动齿轮组,传动齿轮组设有可带动传动件旋转的输出齿轮,传动件上设有可由传动件带动其旋转的离合圈,传动件与离合圈之间设有可让传动件实现自由旋转的自由旋转结构,离合圈设有与输出齿轮配合的弹性卡掣件。本发明可使电子开锁与手动开锁转换时,不会卡死,手动开锁顺畅,而且结构简单,装配方便。(The invention discloses an unlocking mechanism, which comprises a shell, wherein a transmission part capable of driving a door lock core to rotate to realize unlocking and locking is arranged in the shell, a knob exposed out of the shell is arranged on the front side of the transmission part, a control circuit board and a motor are also arranged in the shell, the output end of the motor is connected with a transmission gear set, the transmission gear set is provided with an output gear capable of driving the transmission part to rotate, a clutch ring capable of driving the transmission part to rotate is arranged on the transmission part, a free rotation structure capable of enabling the transmission part to rotate freely is arranged between the transmission part and the clutch ring, and the clutch ring is provided with an elastic clamping part matched with the output. The invention can ensure that the electronic unlocking and the manual unlocking can not be locked when being switched, the manual unlocking is smooth, and the invention has simple structure and convenient assembly.)

1. The utility model provides an unlocking mechanism, its characterized in that its includes casing (1), casing (1) in be equipped with can drive the lock core and rotate drive medium (2) that realize opening, closing the lock, drive medium (2) front side is equipped with knob (3) that expose the casing, casing (1) in still be equipped with control circuit board (4) and motor (5), the output of motor (5) is connected with drive gear group (6), drive gear group (6) are equipped with output gear (61) that can drive medium (2) rotatory, be equipped with on drive medium (2) and drive its rotatory clutch ring (7) by the drive medium, be equipped with between drive medium (2) and clutch ring (7) and let the drive medium realize the free rotation structure of free rotation, clutch ring (7) are equipped with output gear (61) complex elasticity clamping piece (71).

2. An unlocking mechanism as claimed in claim 1, characterized in that the freely rotatable structure comprises a limiting space provided on the transmission member, and a limiting structure provided on the clutch ring (7) for cooperating with the limiting space.

3. An unlocking mechanism according to claim 1, characterized in that the output gear (61) is provided with a hole (611) into which the transmission member (2) is inserted, the hole wall being provided with a plurality of detents (612) for cooperation with the resilient catch member (71).

4. The unlocking mechanism according to claim 1, wherein the transmission member (2) comprises a circular seat (21), a shifting block (22) matched with the knob (1) is arranged on the front side of the circular seat (21), a transmission shaft (23) with a diameter smaller than that of the circular seat is arranged on the rear side of the circular seat (21), a shaft hole (231) is formed in the transmission shaft (23), the clutch ring (7) is sleeved on the transmission shaft (23), the free rotation structure comprises a limiting groove (211) formed in the rear wall of the circular seat (21), and a limiting block (72) capable of sliding in the limiting groove is arranged on the front side wall of the clutch ring (7).

5. The unlocking mechanism according to claim 3, wherein the transmission shaft (23) is further sleeved with a switch detection ring (24), the switch detection ring (24) is fixed with the clutch ring (7), the switch detection ring (24) is provided with a protruding detection rod (241), and the control circuit board (4) is provided with a detection module matched with the detection rod (241).

6. An unlocking mechanism according to claim 1, wherein an inner frame (11) is provided in the housing (1), the inner frame (11) being provided with a battery fixing groove (12) for fixing a battery, a motor fixing groove (13) for fixing a motor, and a circular through hole (14) for passing the driving member (2).

7. The unlocking mechanism according to claim 5, wherein the control circuit board (4) is fixed between the inner frame (11) and the housing (1), a positioning member (8) is arranged between the inner frame (11) and the control circuit board (4), a positioning ring (81) for the transmission shaft (23) of the transmission member (2) to pass through is arranged in the middle of the positioning member (8), positioning member fixing arms (82) are connected to two sides of the positioning ring (81), a limiting post (821) is arranged on each positioning member fixing arm (82), and a limiting hole (111) for the limiting post to insert is arranged in the inner frame (11).

8. The unlocking mechanism according to claim 6, wherein the casing (1) comprises an upper cover (15) and a lower cover (16), the upper cover wall is provided with an upper cover fixing hole (151), the lower cover (16) is provided with a fixing support lug (161) matched with the upper cover fixing hole (151), the fixing support lug (161) is provided with a lower cover fixing hole (162) matched with the upper cover fixing hole (151), the lower part of the inner frame (11) is provided with a plurality of support columns (112) abutted against the lower cover, and the control circuit board (4) is provided with a yielding groove (41) for the support columns to pass through.

9. An unlocking mechanism as claimed in claim 6, characterized in that the control circuit board (4) is fixed to the inner frame (11), the control circuit board (4) being provided with a circuit board hole (42), the transmission shaft (23) of the transmission member (2) passing through the circuit board hole (42).

[ technical field ] A method for producing a semiconductor device

The present invention relates to an unlocking mechanism, and more particularly to an electronic unlocking mechanism for opening or closing a door lock.

[ background of the invention ]

The existing door lock is generally provided with a lock cylinder for opening and closing the door lock. A key can be inserted into the outer side of the lock cylinder, and the key can be inserted to drive the shifting block of the lock cylinder to rotate, so that the lock can be opened and closed. Some keys can be inserted into the inner side of the lock core, some handles can be rotated, and some keys can be inserted into the handles to drive the shifting block of the lock core to rotate so as to realize locking and unlocking.

In order to realize intelligent electronic unlocking, the existing door lock is provided with an electronic unlocking mechanism, but the existing electronic unlocking mechanism has the following defects: 1. when the electronic unlocking and the manual unlocking are switched, the locking is easy, so that the manual unlocking is not smooth; 2. connecting the power source and communicating with the electronic device requires additional wiring, which is inconvenient to install on the door lock.

[ summary of the invention ]

The invention aims to overcome the defects of the prior art and provides the unlocking mechanism which is simple in structure, convenient to assemble, free of jamming when electronic unlocking is converted into manual unlocking and smooth in manual unlocking.

The purpose of the invention is realized as follows:

the utility model provides an unlocking mechanism, its characterized in that includes the casing, the casing in be equipped with and drive the lock core and rotate the driving medium that realizes opening, closing the lock, the driving medium front side is equipped with the knob that exposes the casing, the casing in still be equipped with control circuit board and motor, the output of motor is connected with drive gear set, drive gear set is equipped with the output gear that can drive the driving medium rotatory, is equipped with on the driving medium and can drives its rotatory separation and reunion circle by the driving medium, be equipped with between driving medium and the separation and reunion circle and can let the driving medium realize the free rotation's free revolution structure, the separation and reunion circle be equipped with output gear complex.

The unlocking mechanism is characterized in that the free rotation structure comprises a limiting space arranged on the transmission part, and a limiting structure matched with the limiting space is arranged on the clutch ring.

The unlocking mechanism is characterized in that the output gear is provided with a hole for inserting the transmission piece, and the hole wall is provided with a plurality of clamping grooves matched with the elastic clamping pieces.

The unlocking mechanism is characterized in that the transmission part comprises a circular seat, the front side of the circular seat is provided with a shifting block matched with the knob, the rear side of the circular seat is provided with a transmission shaft smaller than the diameter of the circular seat, the transmission shaft is provided with a shaft hole, the clutch ring is sleeved on the transmission shaft, the free rotation structure comprises a limiting groove formed in the rear wall of the circular seat, and the front side wall of the clutch ring is provided with a limiting block capable of sliding in the limiting groove.

The unlocking mechanism is characterized in that the transmission shaft is further sleeved with a switch detection ring, the switch detection ring is fixed with the clutch ring, the switch detection ring is provided with a detection rod protruding outwards, and the control circuit board is provided with a detection module matched with the detection rod.

The unlocking mechanism is characterized in that an inner frame is arranged in the shell, a battery fixing groove for fixing a battery, a motor fixing groove for fixing a motor and a round through hole for a transmission part to pass through are formed in the inner frame.

The unlocking mechanism is characterized in that the control circuit board is fixed between the inner frame and the shell, the positioning piece is arranged between the inner frame and the control circuit board, the middle of the positioning piece is provided with the positioning ring for the transmission shaft of the transmission piece to penetrate through, two sides of the positioning ring are connected with the positioning piece fixing arms, the positioning piece fixing arms are provided with the limiting columns, and the inner frame is provided with the limiting holes for the limiting columns to insert.

The unlocking mechanism is characterized in that the shell comprises an upper cover and a lower cover, an upper cover fixing hole is formed in the wall of the upper cover, a fixing support lug matched with the upper cover fixing hole is arranged on the lower cover, a lower cover fixing hole matched with the upper cover fixing hole is formed in the fixing support lug, a plurality of support columns abutted to the lower cover are arranged on the lower portion of the inner frame, and the control circuit board is provided with a yielding groove for the support columns to penetrate through.

The unlocking mechanism is characterized in that the control circuit board is fixed with the inner frame, the control circuit board is provided with a circuit board hole, and the transmission shaft of the transmission part penetrates through the circuit board hole.

The invention has the beneficial effects that:

when the knob is manually rotated, the free rotating structure which can enable the transmission piece to freely rotate is arranged between the transmission piece and the clutch ring, the transmission piece can be driven to rotate only after the transmission piece rotates for a certain angle, and when the motor drives the output gear, the output gear directly drives the transmission piece to rotate through the elastic clamping piece on the clutch ring, so that the electronic unlocking and the manual unlocking cannot be deadly clamped when being converted, and the manual unlocking is smooth. And simple structure, convenient assembling.

[ description of the drawings ]

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

FIG. 2 is a perspective view of another angle of the present invention;

FIG. 3 is a block diagram of the present invention after opening the upper housing;

FIG. 4 is a structural view of a transmission member of the present invention;

FIG. 5 is an exploded view of the construction of the transmission member of the present invention;

FIG. 6 is one of the structural exploded views of the present invention;

fig. 7 is an exploded view of a structure in another aspect of the present invention.

[ detailed description ] embodiments

The invention will be further described with reference to the accompanying drawings in which:

the utility model provides an unlocking mechanism, its includes casing 1, casing 1 in be equipped with the driving medium 2 that can drive the lock core rotation and realize opening, closing the lock, the driving medium 2 front side is equipped with the knob 3 that exposes the casing, casing 1 in still be equipped with control circuit board 4 and motor 5, the output of motor 5 is connected with drive gear group 6, drive gear group 6 is equipped with output gear 61 that can drive driving medium 2 rotatory, be equipped with on driving medium 2 and drive its rotatory clutch ring 7 by the driving medium, be equipped with between driving medium 2 and the clutch ring 7 and let the driving medium realize the free revolution's free revolution structure, clutch ring 7 is equipped with the elasticity catch piece 71 with output gear 61 complex, it is rotatory to drive the clutch ring through elasticity catch piece 71 when output gear 61 is rotatory, thereby the clutch ring drives the driving medium rotation and realizes the switch lock. The invention can manually rotate the knob 3, the knob 3 drives the transmission piece 2, thereby realizing the locking and unlocking, and the invention can also start the motor 5, the motor drives the transmission gear set 6 and the output gear 61, and the output gear 61 drives the transmission piece 2 to rotate, thereby realizing the locking and unlocking. When manual rotatory knob 3, owing to be equipped with between driving medium 2 and the clutch ring 7 and to let the free revolution structure that the driving medium realized the free rotation, after 3 rotatory certain angles of driving medium, could drive driving medium 2 rotatory, and when the motor drove output gear 61, output gear 61 directly drove the driving medium rotation through elasticity card pawl 71 on the clutch ring 7 for when the electron was unblanked and the manual conversion of unblanking, can not block, and manual unblanking is smooth and easy.

The free rotation structure comprises a limiting space arranged on a transmission part, and a limiting structure matched with the limiting space is arranged on a clutch ring 7. The spacing spaces may be slots, holes, rails, etc., and the spacing structures may be blocks, rods, etc.

The output gear 61 is provided with a hole 611 for inserting the transmission piece 2, and the hole wall is provided with a plurality of clamping grooves 612 matched with the elastic clamping piece 71.

The transmission piece 2 comprises a circular seat 21, a shifting block 22 matched with the knob 1 is arranged on the front side of the circular seat 21, a transmission shaft 23 with the diameter smaller than that of the circular seat is arranged on the rear side of the circular seat 21, a shaft hole 231 is formed in the transmission shaft 23, and the clutch ring 7 is sleeved on the transmission shaft 23.

The free rotation structure in this embodiment includes a limiting groove 211 formed in the rear wall of the circular seat 21, and a limiting block 72 capable of sliding in the limiting groove is formed in the front side wall of the clutch ring 7.

The transmission shaft 23 of the invention is also sleeved with a switch detection ring 24, the switch detection ring 24 is fixed with the clutch ring 7, the switch detection ring 24 is provided with a convex detection rod 241, and the control circuit board 4 is provided with a detection module matched with the detection rod 241.

The casing 1 of the invention is provided with an inner frame 11, the inner frame 11 is provided with a battery fixing groove 12 for fixing a battery, a motor fixing groove 13 for fixing a motor, and a round through hole 14 for a transmission member 2 to pass through. The battery is installed in the inner frame 11 and can directly supply power to the motor and the control circuit board.

According to the invention, the control circuit board 4 is fixed between the inner frame 11 and the shell 1, the positioning part 8 is arranged between the inner frame 11 and the control circuit board 4, the middle part of the positioning part 8 is provided with the positioning ring 81 for the transmission shaft 23 of the transmission part 2 to pass through, the two sides of the positioning ring 81 are connected with the positioning part fixing arms 82, the positioning part fixing arms 82 are provided with the limiting posts 821, and the inner frame 11 is provided with the limiting holes 111 for the limiting posts to insert.

The shell 1 of the invention comprises an upper cover 15 and a lower cover 16, wherein the lower cover 16 can be directly fixed on a door, the wall of the upper cover is provided with an upper cover fixing hole 151, the lower cover 16 is provided with a fixing support lug 161 matched with the upper cover fixing hole 151, the fixing support lug 161 is provided with a lower cover fixing hole 162 matched with the upper cover fixing hole 151, the lower part of an inner frame 11 is provided with a plurality of support columns 112 abutted against the lower cover, and a control circuit board 4 is provided with a abdicating groove 41 for the support columns to pass through. The control circuit board 4 is fixed with the inner frame 11, the control circuit board 4 is provided with a circuit board hole 42, and the transmission shaft 23 of the transmission piece 2 penetrates through the circuit board hole 42.

The control circuit board 4 of the invention is provided with an on-off key and a reset key, and the upper surface of the upper cover 15 is provided with an on-off button 17 matched with the on-off key and a reset hole 18 matched with the reset key.

The control circuit board can be also provided with a communication module, and the communication module controls the motor by receiving external control signals, such as a password control signal, an iris control signal, a fingerprint control signal, a Bluetooth control signal and the like, so that the lock can be opened and closed.