CN206487255U - The arrangement of clutch of electronic safety lock - Google Patents

Abstract

The utility model discloses a clutch device for an electronic anti-theft lock, which belongs to the technical field of anti-theft locks, and comprises a clutch core, an oblique tongue toggle piece, a tooth-tooth toggle piece and an idling clutch rotating shaft; The moving parts are separately arranged at the upper and lower ends of the clutch movement. The upper end of the clutch movement is provided with an upper positioning mechanism, and the lower end of the clutch movement is provided with a lower positioning mechanism. The tooth toggle part moves with the clutch movement through the lower positioning mechanism; a cylindrical clutch pin and a one-way clutch pin are respectively arranged on the opposite left and right sides of the clutch movement; the idling clutch shaft passes through the gears sequentially from bottom to top The central hole of tooth toggle piece, clutch movement, oblique tongue toggle piece is correspondingly provided with the perforation that cylindrical clutch pin and one-way clutch pin pass through. The utility model can solve the problem of mis-opening of the lockset and is convenient for installation.

Description

Clutch device for electronic anti-theft lock

technical field

The utility model belongs to the technical field of anti-theft locks, in particular to a clutch device of an electronic anti-theft lock.

Background technique

Free electronic anti-theft lock body, the connection between the square shaft of the door handle inside and outside the door and the clutch shaft part of the lock body is separated on both sides. The two clutch shaft parts are composed of a clutch pin and a clutch core to unlock the lock. The disadvantage of locking is that, firstly, it is troublesome to install, and the square shaft is prone to fall off. There are many cases where locks cause failures due to installation. The third is that the internal and external free clutch shaft parts cannot achieve the real idling purpose, and cannot truly exceed 360-degree idling. Installation and other reasons will also cause the lock to be opened by mistake.

Utility model content

The technical problem to be solved by the utility model is to provide a clutch device of an electronic anti-theft lock, which can solve the problem of mis-opening of the lock and is easy to install.

In order to solve the above-mentioned technical problems, the technical solution adopted by the utility model is: a clutch device of an electronic anti-theft lock, including a clutch core, an oblique tongue toggle piece, a tooth toggle piece and an idling clutch shaft;

The oblique tongue toggle piece and the tooth toggle piece are respectively arranged at the upper and lower ends of the clutch movement, the upper end of the clutch movement is provided with an upper positioning mechanism, and the lower end of the clutch movement is provided with a lower A positioning mechanism, the slanted tongue moving piece moves with the clutch movement through the upper positioning mechanism, and the tooth moving piece moves with the clutch movement through the lower positioning mechanism;

A cylindrical clutch pin and a one-way clutch pin are respectively arranged on the opposite left and right sides of the clutch movement, a first spring is set on the cylindrical clutch pin, and one end of the cylindrical clutch pin passes through the clutch The other end of the through hole of the side wall of the movement protrudes outwards through the spring locking hole on the first fixing fastener, and the one-way clutch pin is a triangular prism with a right angle to the end of the clutch movement, so An acute angle of the triangular prism passes through the square hole on the side wall of the clutch movement, and the other end of the one-way clutch pin is a cylinder whose bottom surface is larger than the corresponding side of the triangular prism. A second spring is provided between the second fixing fasteners, and the one-way clutch pin protrudes into the clutch core under the action of the second spring and is positioned by the cylinder;

A square hole is provided in the middle of the idling clutch rotating shaft, and the idling clutch rotating shaft passes through the central hole of the tooth toggle member, the clutch movement, and the oblique tongue toggle piece sequentially from bottom to top, and Correspondingly, there are through holes through which the cylindrical clutch pin and the one-way clutch pin pass, and the lower end of the idling clutch rotating shaft is provided with a limit stop ring.

Further, the upper positioning mechanism is an upper positioning ring that extends outward from the center hole wall of the clutch movement and exceeds its upper end surface. Two grooves are symmetrically arranged on the upper positioning ring, and the inclined The inner wall of the center hole of the tongue shifting piece is provided with a protrusion that can be snapped into the groove. The width of the groove is greater than the width of the protrusion. Position the outer wall mate of the ring.

Further, the height of the latch tongue shifting piece is equal to the height of the upper positioning ring, and the two ends of the locking protrusion are flush with the two end faces of the latch bolt shifting piece.

Further, the lower positioning mechanism is a lower positioning ring that extends outward from the center hole wall of the clutch movement and exceeds its lower end surface, and the center hole of the tooth toggle part is connected to the lower positioning ring. The outer wall cooperates, and the upper end surface of the tooth toggle member is provided with a protrusion, and the protrusion cooperates with the slot provided on the outer wall of the clutch movement.

Further, the thickness of the tooth moving member is equal to the thickness of the lower positioning ring.

Further, the two through holes on the idling clutch shaft are square holes.

Further, a washer assembly is stacked on the top of the latch tongue shifting piece, and the idling clutch rotating shaft passes through the center of the washer assembly.

The beneficial effect produced by adopting the above technical solution is that the idling clutch shaft of the utility model can achieve super 360-degree idling, and there will be no mis-opening of the lock due to violence or installation reasons, and it can meet the safety protection requirements of anti-theft and anti-riot .

Description of drawings

Fig. 1 is the split state diagram of the utility model embodiment;

In the figure: 1. Washer assembly; 2. Slant tongue toggle piece; 3. Second spring; 4. Second fixing fastener; 5. One-way clutch pin; 51. Cylinder; 52. Triangular prism; 6. Clutch Movement; 7. Lower positioning ring; 8. Tooth shifter; 9. Limit stop ring; 10. Idling clutch shaft; 11. Protrusion; 12. First spring; 13. Cylindrical clutch pin; 14 , the first fixing fastener; 15, the upper positioning ring; 16, the groove; 17, the card protrusion.

detailed description

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

The clutch device of the electronic anti-theft lock provided by the embodiment of the utility model, as shown in FIG. 1 , includes a clutch core 6, an oblique tongue toggle piece 2, a tooth toggle piece 8 and an idling clutch shaft 10;

The oblique tongue toggle piece 2 and the teeth toggle piece 8 are separately arranged at the upper and lower ends of the clutch movement 6, the upper end of the clutch movement 6 is provided with an upper positioning mechanism, the lower end of the clutch movement 6 is provided with a lower positioning mechanism, and the oblique tongue The toggle piece 2 moves with the clutch movement 6 through the upper positioning mechanism, and the tooth toggle 8 moves with the clutch movement 6 through the lower positioning mechanism, and the teeth of the tooth toggle 8 mesh with the bolt of the anti-theft lock The toggle piece toggles the lock tongue to lock and unlock;

On the opposite left and right sides of the clutch movement 6, a cylindrical clutch pin 13 and a one-way clutch pin 5 are respectively arranged, and the first spring 12 is set on the cylindrical clutch pin 13, and one end of the cylindrical clutch pin 13 passes through the clutch movement The through hole of the side wall of 6, the other end passes through the spring locking hole on the first fixed fastener 14 and protrudes outwards, and one end of the one-way clutch pin 5 to the clutch movement 6 is a triangular prism 52 with a right angle, An acute angle of the triangular prism 52 passes through the square hole of the side wall of the clutch core 6, and the other end of the one-way clutch pin 5 is a cylinder 51 whose bottom surface is larger than the corresponding side of the triangular prism 52. A second spring 3 is arranged between the two fixed fasteners 4, and the one-way clutch pin 5 extends into the clutch movement 6 under the action of the second spring 3 and is positioned by the cylinder 51; the two fixed fasteners are anti-theft locks The fixed structure, the first spring 12 is between the clutch core 6 and the first fixed fastener 14, and the cylindrical clutch pin 13 protrudes from the spring clamping hole under the tension of the first spring 12, and can extend into the perforation of the idling clutch rotating shaft 10; wherein, the cylinder 51 is a square column, which can block the second spring 3, and the one-way clutch pin 5 extends into the clutch movement 6 to the column under the action of the second spring 3 Body 51 is positioned, and its triangular prism 52 can extend into the perforation of idling clutch rotating shaft 10;

A square hole is provided in the middle of the idling clutch rotating shaft 10, and the idling clutch rotating shaft 10 passes through the center hole of the tooth toggle piece 8, the clutch movement 6, and the oblique tongue toggle piece 2 in sequence from bottom to top, and correspondingly is provided with a cylindrical The perforation through which the clutch pin 13 and the one-way clutch pin 5 pass, the lower end of the idling clutch shaft 10 is provided with a limit stop ring 9, the upper end surface of the limit stop ring 9 is attached to the tooth toggle piece 8, and the lower end surface is attached to the anti-theft lock. On the surface of the lock case, the square hole in the middle is used for the square shaft of the handle of the anti-theft lock to penetrate.

The idling clutch rotating shaft 10 of the utility model can achieve super 360-degree idling, and the lockset will not be accidentally opened due to violence or installation reasons, and can meet the safety protection requirements of anti-theft and anti-riot.

The idling clutch shaft 10 of the utility model cooperates with the one-way clutch pin 5 to meet the technical standard of anti-theft and anti-riot. The two sides of a square shaft are connected to handles to be lifted up and locked, and pressed down for idling over 360 degrees. It is easy to install, and there will be no phenomenon of violent opening and the dead opening of the square shafts on both sides. With the electronic circuit control of the dual systems and mutual backup, the lock can also have the function of arming. Call the police.

Referring further to Fig. 1, the upper positioning mechanism is that the center hole wall of the clutch movement 6 extends outwards and exceeds the upper positioning ring 15 of its upper end surface, and the upper positioning ring 15 is symmetrically provided with two grooves 16, and the latch tongue The inner wall of the center hole of the toggle piece 2 is provided with a card protrusion 17 that can be snapped into the groove 16. The width of the groove 16 is greater than the width of the card protrusion 17. The outer wall of 15 fits. The oblique tongue toggle piece 2 is placed outside the upper positioning ring 15, and it can be rotated. The card protrusion 17 on it can be snapped into the groove 16 on the clutch movement 6, and the oblique tongue toggle piece 2 can be moved. Make the clutch movement 6 follow-up, but because there is a certain margin between the groove 16 and the card protrusion 17, the clutch movement 6 will not drive the oblique tongue toggle plate 2 to rotate when the handle is lifted, but press down When the handle opens the door, the side where the groove 16 of the clutch movement 6 is close to the card protrusion 17 has no margin gap, and the latch bolt moving piece 2 synchronously stirs the latch bolt retraction and unlocks.

Referring further to Fig. 1, the height of the oblique tongue shifting piece 2 is equal to the height of the upper positioning ring 15, and the two ends of the card protrusion 17 are flush with the two ends of the oblique tongue moving piece 2, so that the two parts fit together No gaps, compact structure.

Referring further to Fig. 1, the lower positioning mechanism is that the central hole wall of the clutch core 6 extends outwards and exceeds the lower positioning ring 7 of its lower end surface, and the central hole of the tooth toggle member 8 and the outer wall of the lower positioning ring 7 Cooperating, the upper end surface of the tooth toggle member 8 is provided with a projection 11, and the projection 11 cooperates with the draw-in groove arranged on the outer wall of the clutch movement 6. The teeth toggle part 8 is set outside the lower positioning ring 7 of the clutch movement and can rotate. The protruding tooth edge on one side is connected with a protrusion 11, and the protrusion 11 is locked on one side of the clutch movement. In the groove, the teeth of the tooth toggle part 8 are engaged with the dead bolt toggle part to stir the dead bolt to lock and unlock.

Referring further to Fig. 1, the thickness of the tooth toggle member 8 is equal to the thickness of the lower positioning ring 7, so that there is no gap between the two parts, and the structure is compact.

Referring further to FIG. 1 , the two through holes on the idling clutch rotating shaft 10 are square holes. On the one hand, it is necessary to consider the triangular prism 52 structure of the one-way clutch pin 5, so both sides are made with square holes at the same time, which is easy to manufacture, and the structure is symmetrical, so that both sides of the installation can be used at will, simplifying installation.

Referring further to FIG. 1 , a washer assembly 1 is stacked on the top of the latch tongue shifting piece 2 , and the idler clutch rotating shaft 10 passes through the center of the washer assembly 1 . The washer assembly 1 plays the role of buffer isolation and is used to separate from other parts of the anti-theft lock.

When in use, lift the handle up through the connecting square shaft to drive the idling clutch shaft 10 to rotate and block the one-way clutch pin 5 to drive the clutch movement 6 to rotate, and the slot on one side of the clutch movement 6 drives the tooth toggle 8 to mesh Push the deadbolt to lock with the deadbolt toggle. When the cylindrical clutch pin 13 is not working, the handle is pressed down to drive the idling clutch shaft 10 through the connection square shaft, and the action is reversed when it is locked. shrink, the clutch movement 6 will not be brought to rotate, and the handle and the idling clutch rotating shaft 10 will run idly and cannot be unlocked. When the cylindrical clutch pin 13 is pushed inward by the motor to block the idling clutch shaft 10, the handle is pressed down to drive the clutch movement 6 to rotate through the connection square shaft, and the groove on one side of the clutch movement 6 drives the tooth toggle 8 Turn and engage the deadbolt toggle to push the deadbolt to unlock. The clutch movement 6 will not drive the oblique tongue shifting piece 2 to rotate when the handle is lifted, because the groove 16 provided on the upper positioning ring 15 of the clutch movement 6 has a certain gap margin, and the clutch movement will be made when the handle is pressed down to open the door. The other side of the groove 16 on the movement 6 is in close contact with the card protrusion 17, and no gap is left to block the latch bolt moving piece 2 to synchronously move the latch bolt to retract and unlock.

The technical scheme provided by the utility model has been introduced in detail above, and the implementation of the utility model has been set forth by using specific examples in the utility model. The description of the above embodiments is only used to help understand the utility model. It should be pointed out that for the utility model For those skilled in the technical field, without departing from the principle of the utility model, some improvements can also be made to the utility model, and these improvements also fall within the protection scope of the claims of the utility model.

Claims (7)

1. A clutch device for an electronic anti-theft lock, characterized in that it comprises a clutch movement, a slanted tongue toggle piece, a tooth toggle piece and an idling clutch shaft; The oblique tongue toggle piece and the tooth toggle piece are respectively arranged at the upper and lower ends of the clutch movement, the upper end of the clutch movement is provided with an upper positioning mechanism, and the lower end of the clutch movement is provided with a lower A positioning mechanism, the slanted tongue moving piece moves with the clutch movement through the upper positioning mechanism, and the tooth moving piece moves with the clutch movement through the lower positioning mechanism; A cylindrical clutch pin and a one-way clutch pin are respectively arranged on the opposite left and right sides of the clutch movement, a first spring is set on the cylindrical clutch pin, and one end of the cylindrical clutch pin passes through the clutch The other end of the through hole of the side wall of the movement protrudes outwards through the spring locking hole on the first fixing fastener, and the one-way clutch pin is a triangular prism with a right angle to the end of the clutch movement, so An acute angle of the triangular prism passes through the square hole on the side wall of the clutch movement, and the other end of the one-way clutch pin is a cylinder whose bottom surface is larger than the corresponding side of the triangular prism. A second spring is provided between the second fixing fasteners, and the one-way clutch pin protrudes into the clutch core under the action of the second spring and is positioned by the cylinder; A square hole is provided in the middle of the idling clutch rotating shaft, and the idling clutch rotating shaft passes through the central hole of the tooth toggle member, the clutch movement, and the oblique tongue toggle piece sequentially from bottom to top, and Correspondingly, there are through holes through which the cylindrical clutch pin and the one-way clutch pin pass, and the lower end of the idling clutch rotating shaft is provided with a limit stop ring. 2. The clutch device of electronic anti-theft lock according to claim 1, characterized in that, the upper positioning mechanism is an upper positioning ring extending outward from the center hole wall of the clutch movement and exceeding its upper end surface, so that Two grooves are symmetrically arranged on the above positioning ring, and the inner wall of the central hole of the oblique tongue shifting piece is provided with a protrusion that can be inserted into the groove, and the width of the groove is larger than that of the protrusion. The width of the latch tongue shifting piece is matched with the outer wall of the upper positioning ring through the central hole. 3. The clutch device of electronic anti-theft lock according to claim 2, characterized in that the height of the slant tongue shifting piece is equal to the height of the upper positioning ring, and the two ends of the locking protrusion are in line with the The two ends of the oblique tongue shifting piece are flush. 4. The clutch device of electronic anti-theft lock according to claim 1, characterized in that, the lower positioning mechanism is a lower positioning ring that extends outward from the center hole wall of the clutch movement and exceeds its lower end surface, so that The central hole of the tooth toggle part cooperates with the outer wall of the lower positioning ring, and the upper end surface of the tooth toggle part is provided with a bump, and the bump is arranged on the outer wall of the clutch core. Card slot fit. 5 . The clutch device of an electronic anti-theft lock according to claim 4 , wherein the thickness of the tooth toggle member is equal to the thickness of the lower positioning ring. 6 . 6 . The clutch device for electronic anti-theft lock according to claim 1 , wherein the two perforations on the idling clutch rotating shaft are square holes. 7 . 7. The clutch device of the electronic anti-theft lock according to any one of claims 1-6, characterized in that, a washer assembly is stacked on the top of the latch bolt, and the idling clutch shaft passes through the center of the washer assembly described above.