CN108643714B - Anti-misoperation lock cylinder and unlocking key - Google Patents

Abstract

The application provides an anti-misoperation lock cylinder and an unlocking key. Wherein, prevent mistake lock core includes: an inner lock liner; the inner lock liner is pivoted and sleeved in the outer lock liner; the locking assembly is used for locking the inner lock liner and the outer lock liner; the sliding part, sliding part and inner lock courage sliding connection, and part of sliding part can stretch into outer lock courage, and when the locking subassembly was located locking state, even sliding part motion also can't make the unblock of mistake lock core, when the locking subassembly was located unlocking state, and take place relative rotation between inner lock courage and the outer lock courage, outer lock courage can extrude sliding part, and sliding part withdraws from outer lock courage, and part of sliding part moves to the space of dodging of unblock key. The application solves the problem of insufficient anti-cracking performance of the anti-misoperation lock cylinder and the unlocking key in the prior art.

Description

Anti-misoperation lock cylinder and unlocking key

Technical Field

The application relates to the technical field of industrial safety locks, in particular to an anti-misoperation lock cylinder and an unlocking key.

Background

In the electric power safety lock of industrial equipment, often can use the mistake preventing lock core, prevent that the tool to lock from being operated at will under unauthorized condition to prevent user's maloperation, thereby guarantee the safety of equipment. The prior anti-misoperation lock cylinder mainly adopts a magnetic or non-magnetic mode to carry out authorized unlocking. The anti-misoperation lock cylinder unlocked by magnetic force authorization is often easily influenced by factors such as use environment, magnetic force attenuation and the like, and the stability is poorer than that of a non-magnetic force authorization mode; the non-magnetic force authorization anti-misoperation lock cylinder often adopts a mode of adding a bulge on a key so as to limit the mode of inserting the key into the anti-misoperation lock cylinder or rotating, but the anti-cracking performance of the anti-misoperation lock cylinder is insufficient because an authorization mechanism is easy to damage.

Disclosure of Invention

The application mainly aims to provide an anti-misoperation lock cylinder and an unlocking key, which are used for solving the problem of insufficient anti-cracking performance of the anti-misoperation lock cylinder and the unlocking key in the prior art.

In order to achieve the above object, according to one aspect of the present application, there is provided an anti-false lock cylinder comprising: an inner lock liner; the inner lock liner is pivoted and sleeved in the outer lock liner; the locking assembly is used for locking the inner lock liner and the outer lock liner; the sliding part, sliding part and inner lock courage sliding connection, and part of sliding part can stretch into outer lock courage, and when the locking subassembly was located locking state, even sliding part motion also can't make the unblock of mistake lock core, when the locking subassembly was located unlocking state, and take place relative rotation between inner lock courage and the outer lock courage, outer lock courage can extrude sliding part, and sliding part withdraws from outer lock courage, and part of sliding part moves to the space of dodging of unblock key.

Further, one end of the sliding part extending into the outer lock liner is provided with a locking structure, the inner ring of the outer lock liner is provided with a locking position matched with the locking structure, and the locking structure extends into the locking position to lock the anti-misoperation lock cylinder.

Further, the locking structure is a locking protrusion protruding from the sliding part to one side of the outer lock cylinder, and one side of the locking protrusion facing the outer lock cylinder is provided with an arc surface.

Further, the locking structure is provided with a guide surface, and the outer lock liner presses the guide surface to push the sliding part to move.

Further, the inner lock liner is provided with a containing groove, and the groove wall of the containing groove is in anti-rotation fit with the sliding part, so that the sliding part can only slide in the containing groove.

Further, at least a portion of the slot wall is planar in configuration to provide a non-rotational engagement with the slider.

Further, the holding groove is square holding groove, and the sliding part is square slider, and square slider sets up in square holding groove.

Further, the sliding portion has a through hole into which the unlocking key is inserted, and the sliding portion has an abutment protrusion that protrudes toward the escape space and is movable into the escape space.

Further, the anti-misoperation lock cylinder further comprises a sliding part resetting piece, and two ends of the sliding part resetting piece are respectively abutted between the inner lock cylinder and the sliding part, so that resetting force extending into the outer lock cylinder is provided for the sliding part.

Further, at least a part of the locking assembly is arranged between the outer lock liner and the inner lock liner in a sliding manner, when the locking assembly is in a locking state, the unlocking key is separated from the anti-misoperation lock cylinder, or the unlocking key is inserted into the anti-misoperation lock cylinder, the sliding part is positioned outside the avoidance space, the locking assembly is clamped between the outer lock liner and the inner lock liner so as to lock the anti-misoperation lock cylinder, and when the locking assembly is switched from the locking state to the unlocking state, the unlocking key rotates so as to drive the inner lock liner to rotate, so that the outer lock liner extrudes the sliding part to move into the avoidance space, and the anti-misoperation lock cylinder is unlocked.

Further, the locking assembly is a marble assembly or a blade assembly.

Further, the anti-misoperation lock cylinder further comprises a wireless code chip, wherein the wireless code chip is positioned at the end part of the anti-misoperation lock cylinder, which is close to the unlocking key, and can be matched with a code reading coil of the unlocking key to unlock the unlocking key.

According to another aspect of the present application, there is provided an unlocking key including: a body portion; the unlocking rod is fixedly connected with the body part and is provided with an avoidance space for avoiding the sliding part of the anti-misoperation lock cylinder, and a locking piece is arranged in the avoidance space; the locking assembly is provided with a locking position for locking the locking piece at the opening of the avoidance space and an unlocking position for unlocking the locking piece, when the locking assembly is located at the locking position, the locking piece prevents the sliding part from moving into the avoidance space, and when the locking assembly is located at the unlocking position, the part of the sliding part can move into the avoidance space to unlock the anti-misoperation lock cylinder.

Further, an unlocking groove is formed in the side wall of the unlocking rod, and the unlocking groove is provided with an avoidance space.

Further, the unlocking key further comprises a locking piece reset piece, and two ends of the locking piece reset piece are respectively abutted on the inner wall of the locking piece and the unlocking groove, so that reset force for the locking piece to move towards the opening of the avoidance space is provided.

Further, the unlocking key further comprises a fixing pin fixedly connected with the unlocking rod, the locking piece is provided with a limiting hole for the fixing pin to be inserted, the limiting hole is a long hole, and the limiting hole and the fixing pin relatively slide to control the movement range of the locking piece.

Further, the locking assembly includes: a driving part accommodated in the body part; the locking rod is in driving connection with the driving part, when the locking assembly is located at the locking position, the driving part drives the locking rod to move to a moving path of the locking piece to lock the locking piece, and when the locking assembly is located at the unlocking position, the driving part drives the locking rod to avoid the locking piece to unlock the locking piece.

Further, one end of the locking piece, which is close to the body part, is provided with a stop protrusion, and when the locking assembly is in the locking position, the locking rod is abutted with the stop protrusion so as to prevent the movement of the locking piece.

Further, the driving part is a solenoid, and the locking rod is fixedly connected with an iron core of the solenoid.

Further, the unlocking key further comprises a code reading coil, wherein the code reading coil is arranged at the end part of the body part, which is close to the unlocking rod, and can be matched with the wireless code chip of the anti-misoperation lock cylinder so as to control the locking component to unlock the unlocking key.

By adopting the technical scheme of the application, the sliding part is arranged between the inner lock liner and the outer lock liner, so that the inner lock liner and the outer lock liner can be locked by the sliding part when the sliding part cannot slide, and the anti-misoperation lock cylinder is locked. When the unlocking key provides the dodging space that a part of sliding part can slide in for the sliding part, the unlocking key unlocks the locking assembly, and simultaneously the unlocking key is rotated to drive the inner lock liner to rotate, so that the outer lock liner extrudes the sliding part to squeeze a part of the sliding part into the dodging space, the sliding part is separated from the outer lock liner, the sliding part does not hinder the inner lock liner and the outer lock liner, the inner lock liner and the outer lock liner can rotate relatively, and the unlocking of the misoperation-preventing lock cylinder is avoided. According to the process, the sliding part matched with the unlocking key is arranged on the anti-misoperation lock cylinder, so that the anti-misoperation lock cylinder needs to be authorized by matching the unlocking key with the sliding part during unlocking, the anti-cracking performance of the anti-misoperation lock cylinder is further improved, and the safety of the anti-misoperation lock cylinder is guaranteed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

FIG. 1 shows a schematic diagram of the structure of the anti-false lock cylinder and unlocking key of the present application in a locked state;

FIG. 2 shows a cross-sectional view in the direction A-A of FIG. 1;

FIG. 3 shows a schematic diagram of the anti-lock cylinder and the unlocking key of FIG. 1 in an unlocked state; and

fig. 4 shows a cross-sectional view in the direction B-B in fig. 3.

Wherein the above figures include the following reference numerals:

10. an inner lock liner; 11. a receiving groove; 20. an outer lock liner; 21. locking and positioning; 30. a sliding part; 31. a locking structure; 32. a through hole; 33. the abutting bulge; 40. a sliding part resetting piece; 50. a latch assembly; 60. a wireless chip; 70. a body portion; 80. unlocking the rod; 81. an avoidance space; 90. a locking member; 91. a limiting hole; 92. a stop protrusion; 100. a locking assembly; 101. a driving section; 102. a locking lever; 110. a locking piece reset piece; 120. a fixing pin; 130. and a code reading coil.

Detailed Description

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present application, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the component itself in the vertical, upright or gravitational direction; also, for ease of understanding and description, "inner and outer" refers to inner and outer relative to the profile of each component itself, but the above-mentioned orientation terms are not intended to limit the present application.

The application provides an anti-misoperation lock cylinder and an unlocking key, which aim to solve the problem of insufficient anti-cracking performance of the anti-misoperation lock cylinder and the unlocking key in the prior art.

The anti-misoperation lock cylinder and the unlocking key as shown in fig. 1 and 3, wherein the anti-misoperation lock cylinder comprises an inner lock cylinder 10, an outer lock cylinder 20, a locking assembly 50 and a sliding part 30, and the inner lock cylinder 10 is pivoted and sleeved in the outer lock cylinder 20; the locking assembly 50 is used for locking the inner lock container 10 and the outer lock container 20, the sliding portion 30 is slidably connected with the inner lock container 10, a part of the sliding portion 30 can extend into the outer lock container 20, when the locking assembly 50 is in a locked state, even if the sliding portion 30 moves, the anti-misoperation lock core cannot be unlocked, when the locking assembly 50 is in an unlocked state, and when the inner lock container 10 and the outer lock container 20 relatively rotate, the outer lock container 20 can squeeze the sliding portion 30, the sliding portion 30 withdraws from the outer lock container 20, and a part of the sliding portion 30 moves into the avoidance space 81 of the unlocking key.

In this embodiment, the sliding portion 30 is disposed between the inner lock cylinder 10 and the outer lock cylinder 20, so that when the sliding portion 30 cannot slide, the inner lock cylinder 10 and the outer lock cylinder 20 can be locked by the sliding portion 30, thereby locking the anti-misoperation lock cylinder. When the unlocking key provides the avoidance space 81 into which a part of the sliding part 30 can slide for the sliding part 30, the unlocking key unlocks the locking assembly 50, and simultaneously the unlocking key is rotated to drive the inner lock cylinder 10 to rotate, so that the outer lock cylinder 20 extrudes the sliding part 30 to extrude a part of the sliding part 30 into the avoidance space 81, the sliding part 30 is separated from the outer lock cylinder 20, the sliding part 30 does not hinder the inner lock cylinder 10 and the outer lock cylinder 20, the inner lock cylinder 10 and the outer lock cylinder 20 can relatively rotate, and the anti-misoperation lock cylinder is unlocked. According to the process, the sliding part 30 matched with the unlocking key is arranged on the anti-misoperation lock cylinder, so that the anti-misoperation lock cylinder needs to be authorized by matching the unlocking key with the sliding part 30 during unlocking, the anti-cracking performance of the anti-misoperation lock cylinder is further improved, and the safety of the anti-misoperation lock cylinder is guaranteed.

It should be noted that, the anti-misoperation lock in this embodiment is an industrial lock used in industrial equipment.

As shown in fig. 2 and 4, one end of the sliding portion 30 extending into the outer lock cylinder 20 has a locking structure 31, an inner ring of the outer lock cylinder 20 has a locking position 21 matched with the locking structure 31, and the locking structure 31 extends into the locking position 21 to lock the anti-misoperation lock cylinder.

Specifically, the locking structure 31 is a locking protrusion protruding from the sliding portion 30 toward the outer lock core 20, and an arc surface is formed on a side of the locking protrusion facing the outer lock core 20, and correspondingly, the locking bit 21 is a groove formed on an inner ring of the outer lock core 20, and the shape of the groove is matched with the shape of the locking protrusion. Because the locking protrusion has an arc surface, when the inner lock cylinder 10 rotates, the inner wall of the groove can press the arc surface, thereby generating a force in the same direction as the sliding direction of the sliding part 30, so that the locking protrusion exits the groove, and unlocking of the anti-misoperation lock cylinder is realized.

In one embodiment, not shown, the locking structure 31 has a guide surface, and the outer lock cylinder 20 presses the guide surface to push the sliding portion 30 to move. Specifically, the locking protrusion has a trapezoidal or triangular shape, and the trapezoidal or triangular side surface is a guide surface, so that the outer cylinder 20 can push the sliding portion 30 to slide by pressing the trapezoidal or triangular side surface when the inner cylinder 10 rotates. In addition, the surface of the locking protrusion may have other shapes as long as it can cause the outer cylinder 20 to generate a force in the same direction as the sliding direction of the sliding portion 30 when the locking protrusion is pressed.

It should be noted that the locking protrusion cannot be formed as a square protrusion, and since the surfaces of the square protrusion are perpendicular to each other, the side surfaces thereof cannot be guided, that is, the force for pushing the sliding portion 30 to slide cannot be generated by the outer lock container 20 pressing the side surfaces of the square protrusion.

In the present embodiment, the liner 10 has a receiving groove 11, and the groove wall of the receiving groove 11 is in anti-rotation fit with the sliding portion 30, so that the sliding portion 30 can only slide in the receiving groove 11.

Specifically, the outer lock container 20 and the inner lock container 10 are both of sleeve structures, the side surface of the inner lock container 10 is provided with a square containing groove, correspondingly, the sliding part 30 is a square sliding block, and the square sliding block is arranged in the square containing groove, so that the sliding part 30 can only slide in the containing groove 11 along a preset direction (namely, the left-right direction in fig. 2), and meanwhile, when the unlocking key drives the inner lock container 10 to rotate, the inner lock container 10 can drive the sliding part 30 to withdraw from the outer lock container 20 and rotate together, and the rotation unlocking is realized. Of course, the shape of the accommodation groove 11 is not limited to a square accommodation groove, and at least a part of the groove wall of the accommodation groove 11 needs to have a planar structure to be in a rotation-stopping fit with the sliding portion 30. For example, the receiving groove 11 has a flange structure, by which it is in a rotation-stopping engagement with the sliding portion 30.

Alternatively, the slide portion 30 has a through hole 32 into which the unlocking key is inserted, the slide portion 30 has an abutment protrusion 33, and the abutment protrusion 33 protrudes toward the escape space 81 and is movable into the escape space 81.

Specifically, the through hole 32 is a square hole adapted to the unlocking key, the inner wall and the outer wall of the same side of the sliding portion 30 are respectively provided with an abutting protrusion 33 and a locking protrusion, and the opening of the avoidance space 81 of the unlocking key faces the abutting protrusion 33, when the sliding portion 30 is extruded by the outer lock liner 20 to enable the sliding portion 30 to slide, the locking protrusion is separated from the outer lock liner 20, and meanwhile the abutting protrusion 33 can extend into the avoidance space 81.

In this embodiment, the anti-misoperation lock cylinder further includes a sliding part resetting member 40, and two ends of the sliding part resetting member 40 are respectively abutted between the inner lock cylinder 10 and the sliding part 30, so as to provide a resetting force for the sliding part 30 to extend into the outer lock cylinder 20.

Specifically, a protruding support is provided on the outer wall of the sliding part 30, correspondingly, a step structure is provided on the inner wall of the inner lock container 10, an accommodating space for accommodating the sliding part resetting member 40 is formed between the step structure and the support, the sliding part resetting member 40 is a sliding part resetting spring, and the sliding part resetting member 40 can drive the sliding part 30 to extend into the outer lock container 20, so that the inner lock container 10 and the outer lock container 20 can automatically extend into the locking position 21 when the locking structure 31 rotates to face the locking position 21, and automatic locking is realized.

Optionally, at least a portion of the locking assembly 50 is slidably disposed between the outer lock cylinder 20 and the inner lock cylinder 10, when the locking assembly 50 is in the locked state, the unlocking key is separated from the anti-misoperation lock cylinder, or the unlocking key is inserted into the anti-misoperation lock cylinder and the sliding part 30 is located outside the avoidance space 81, the locking assembly 50 is clamped between the outer lock cylinder 20 and the inner lock cylinder 10 to lock the anti-misoperation lock cylinder, and when the locking assembly 50 is switched from the locked state to the unlocked state, the unlocking key rotates to drive the inner lock cylinder 10 to rotate, so that the outer lock cylinder 20 extrudes the sliding part 30 to move into the avoidance space 81, and the anti-misoperation lock cylinder is unlocked.

Specifically, the locking assembly 50 may be a pin assembly, the pin assembly is composed of a driving pin and an unlocking pin, the driving pin is slidably disposed in the inner lock cylinder 10, one end of the driving pin can move into an unlocking hole into which the unlocking key is inserted by the anti-misoperation lock cylinder, the unlocking pin is slidably disposed between the inner lock cylinder 10 and the outer lock cylinder 20 and can completely slide into the outer lock cylinder 20 under the pushing of the driving pin, a tooth portion or an arc portion matched with the pin assembly is disposed on the unlocking key, when the unlocking key is inserted into the anti-misoperation lock cylinder, the tooth portion or the arc portion of the unlocking key is matched with the pin assembly, and the driving pin drives the unlocking pin to completely slide into the outer lock cylinder 20 by pushing the driving pin, at this time, the driving pin is disposed in the inner lock cylinder 10, the unlocking pin is rotated in the outer lock cylinder 20, the unlocking pin and the driving pin can relatively rotate, the unlocking pin can realize preliminary unlocking, and then the sliding portion 30 is not clamped in the outer lock cylinder 20 by the cooperation of the avoidance space 81, so that the unlocking pin can relatively rotate between the outer lock cylinder 20 and the inner lock cylinder 10 for the second time. Of course, the latch assembly 50 may also be a blade assembly.

As shown in fig. 1, the anti-misoperation lock cylinder further comprises a wireless code chip 60, wherein the wireless code chip 60 is positioned at the end of the anti-misoperation lock cylinder close to the unlocking key and can be matched with the code reading coil 130 of the unlocking key to unlock the unlocking key.

Preferably, the wireless chips 60 are radio frequency identification wireless chips (i.e., RFID wireless chips).

As shown in fig. 1 and 3, the present embodiment further provides an unlocking key, which includes a body portion 70, an unlocking lever 80, and a locking assembly 100, where the unlocking lever 80 is fixedly connected with the body portion 70, the unlocking lever 80 has an avoidance space 81 for avoiding the sliding portion 30 of the anti-misoperation lock cylinder, and a locking member 90 is disposed in the avoidance space 81; a portion of the locking assembly 100 extends into the unlocking lever 80, the locking assembly 100 has a locking position for locking the locking member 90 at the opening of the escape space 81 and an unlocking position for unlocking the locking member 90, when the locking assembly 100 is in the locking position, the locking member 90 blocks the sliding portion 30 from moving into the escape space 81, and when the locking assembly 100 is in the unlocking position, a portion of the sliding portion 30 can move into the escape space 81 to unlock the anti-misoperation lock cylinder.

According to the unlocking key, the unlocking rod 80 of the unlocking key is provided with the avoidance space 81 matched with the sliding part 30 of the anti-misoperation lock cylinder, the locking piece 90 is arranged in the avoidance space 81, when the locking assembly 100 is located at the locking position, the locking assembly 100 locks the locking piece 90 at the opening of the avoidance space 81, at the moment, the sliding part 30 of the anti-misoperation lock cylinder cannot extend into the avoidance space 81, so that the anti-misoperation lock cylinder cannot be unlocked, when the locking assembly 100 is located at the unlocking position, the locking piece 90 can slide in the avoidance space 81, and the sliding part 30 of the anti-misoperation lock cylinder can push the locking piece 90 to move so as to extend into the avoidance space 81, so that unlocking of the anti-misoperation lock cylinder is realized. According to the process, the avoidance space 81 and the locking piece 90 which are matched with the anti-misoperation lock cylinder are arranged on the unlocking key, so that the anti-misoperation lock cylinder needs to be authorized by matching the avoidance space 81, the locking piece 90 and the sliding part 30 when the unlocking key is unlocked, the anti-cracking performance of the anti-misoperation lock cylinder is further improved, and the safety of the anti-misoperation lock cylinder is guaranteed.

In this embodiment, the side wall of the unlocking lever 80 is provided with an unlocking groove, and the unlocking groove has an avoidance space 81. The position of the unlocking groove can be determined according to the distance that the unlocking rod 80 is inserted into the anti-misoperation lock cylinder, and after the unlocking rod 80 is inserted into the anti-misoperation lock cylinder, the unlocking groove is in butt joint with the sliding part 30 of the anti-misoperation lock cylinder, so that the butt joint protrusion 33 of the sliding part 30 can move into the avoidance space 81.

As shown in fig. 2 and 4, the unlocking key further includes a latch return member 110, i.e., a latch return spring, and both ends of the latch return member 110 respectively abut against the inner walls of the latch 90 and the unlocking slot, so as to provide a return force for the latch 90 to move toward the opening of the escape space 81.

In this embodiment, the unlocking key further includes a fixing pin 120 fixedly connected to the unlocking lever 80, the locking member 90 has a limiting hole 91 into which the fixing pin 120 is inserted, the limiting hole 91 is a long hole, and the limiting hole 91 and the fixing pin 120 slide relatively to control the movement range of the locking member 90.

Specifically, the locking member 90 is a locking slider, the locking member 90 is provided with a limiting hole 91, the axial direction of the limiting hole 91 is perpendicular to the sliding direction of the locking member 90, the limiting hole 91 is a long hole, and the length direction of the long hole is perpendicular to the axial direction, so that the fixing pin 120 is fixed relative to the unlocking rod 80, but the locking member 90 can slide relative to the fixing pin 120, and the sliding range of the locking member 90 is limited by the length of the long hole, so that the locking member 90 can only slide in the avoidance space 81, and the problem that the unlocking key is easily damaged and fails due to the fact that the locking member 90 slides outside the avoidance space 81 is avoided.

In the present embodiment, the lock assembly 100 includes a driving portion 101 and a locking lever 102, the driving portion 101 being accommodated in the body portion 70; the driving part 101 is in driving connection with the locking rod 102, when the locking assembly 100 is located at the locking position, the driving part 101 drives the locking rod 102 to move to the moving path of the locking member 90 to lock the locking member 90, and when the locking assembly 100 is located at the unlocking position, the driving part 101 drives the locking rod 102 to avoid the locking member 90 to unlock the locking member 90.

Specifically, the driving portion 101 is a solenoid, the solenoid is disposed in the body portion 70, an iron core of the solenoid is fixedly connected with the locking rod 102, when the solenoid is energized, the solenoid drives the iron core to retract into a cavity of the solenoid, and the iron core drives the locking rod 102 to move in a direction away from the locking member 90, so that the locking rod 102 is not clamped with the locking member 90, and the locking member 90 can slide.

Optionally, an end of the locking member 90 adjacent to the body portion 70 has a stop protrusion 92, and when the locking assembly 100 is in the locked position, the locking lever 102 abuts the stop protrusion 92 to block movement of the locking member 90.

Specifically, the lock member 90 has a stopper projection 92 on an end surface thereof adjacent to the body portion 70, and the lock lever 102 is movable to a movement path of the stopper projection 92, thereby blocking movement of the lock member 90. When the locking assembly 100 is in the locking position, the locking rod 102 is in stop fit with the stop protrusion 92, at this time, the locking piece 90 is locked at the opening of the avoidance space 81, the abutting protrusion 33 of the locked sliding part 30 cannot extend into the avoidance space 81, the anti-misoperation lock cylinder cannot be unlocked, when the locking assembly 100 is in the unlocking position, the locking rod 102 is pulled out of the movement path of the stop protrusion 92 under the action of the solenoid, at this time, the locking piece 90 can slide, the unlocking key is rotated again, the unlocking key drives the sliding part 30 to rotate, the outer lock liner 20 extrudes the locking protrusion, the abutting protrusion 33 moves into the avoidance space 81, and therefore the inner lock liner 10 and the outer lock liner 20 can rotate relatively, and the anti-misoperation lock cylinder is unlocked.

In this embodiment, the unlocking key further includes a code reading coil 130, where the code reading coil 130 is disposed at an end of the body portion 70 near the unlocking lever 80 and can cooperate with the wireless chip 60 of the anti-misoperation lock core to control the locking assembly 100 to unlock the unlocking key. When the code reading coil 130 reads the code value in the wireless chip 60 and determines that the code values match, the code reading coil 130 can control the energization of the solenoid to switch the locking assembly 100 from the locked position to the unlocked position.

The use process of the anti-misoperation lock cylinder and the unlocking key of the embodiment is as follows:

in the initial state, the locking assembly 100 of the unlocking key is in the locking position, when the unlocking key is inserted into the anti-misoperation lock cylinder, the tooth part of the unlocking key can be matched with the locking assembly 50 of the anti-misoperation lock cylinder, so that the locking assembly 50 is unlocked, meanwhile, the code reading coil 130 reads the code value in the wireless code sheet 60, when the code value is matched, the code reading coil 130 controls the driving part 101 to drive the locking rod 102 to avoid the locking piece 90, so that the locking assembly 100 is switched to the unlocking position, at the moment, the locking piece 90 can slide in the avoidance space 81, then the unlocking key is rotated, the unlocking key drives the sliding part 30 to rotate together with the inner lock cylinder 10, the outer lock cylinder 20 extrudes the locking protrusion of the sliding part 30, the abutting protrusion 33 moves to push the locking piece 90 to move into the avoidance space 81, the sliding part 30 is not clamped between the inner lock cylinder 10 and the outer lock cylinder 20, and the anti-misoperation lock cylinder is unlocked.

From the above description, it can be seen that the above embodiments of the present application achieve the following technical effects:

1. solves the problem of insufficient anti-cracking performance of an anti-misoperation lock cylinder and an unlocking key in the prior art;

2. the non-magnetic authorized unlocking mode is adopted, the structure is stable, the influence of environmental factors is avoided, and the influence of magnetic attenuation on the magnetic authorized unlocking is overcome;

3. the locking piece is hidden in the key, so that the key is not easy to damage and is invalid, and the safety and reliability of the anti-misoperation lock cylinder and the unlocking key are improved.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (20)

1. An anti-false lock cylinder, comprising:

an inner lock liner (10);

the inner lock liner (10) is pivoted and sleeved in the outer lock liner (20);

a locking assembly (50) for locking the inner lock bladder (10) and the outer lock bladder (20);

the sliding part (30), sliding part (30) with inner lock courage (10) sliding connection, just part of sliding part (30) can stretch into outer lock courage (20), when locking subassembly (50) are located the locking state, even sliding part (30) motion also can't make mistake lock core unblock, when locking subassembly (50) are located the unblock state, just inner lock courage (10) with take place relative rotation between outer lock courage (20), outer lock courage (20) can extrude sliding part (30), sliding part (30) withdraw from outer lock courage (20), just part of sliding part (30) move into the dodge space (81) of unblock key.

2. The anti-misoperation lock cylinder according to claim 1, characterized in that one end of the sliding part (30) extending into the outer lock cylinder (20) is provided with a locking structure (31), the inner ring of the outer lock cylinder (20) is provided with a locking position (21) matched with the locking structure (31), and the locking structure (31) extends into the locking position (21) to lock the anti-misoperation lock cylinder.

3. The anti-false lock cylinder according to claim 2, characterized in that the locking structure (31) is a locking projection raised from the sliding portion (30) to the side of the outer cylinder (20), and the side of the locking projection facing the outer cylinder (20) has an arc-shaped surface.

4. The anti-false lock cylinder according to claim 2, characterized in that the locking structure (31) has a guiding surface, the outer cylinder (20) pressing against the guiding surface to push the sliding part (30) into motion.

5. The anti-false lock cylinder according to claim 1, characterized in that the inner lock cylinder (10) has a receiving groove (11), and a groove wall of the receiving groove (11) is in a rotation-stopping fit with the sliding portion (30) so that the sliding portion (30) can slide only in the receiving groove (11).

6. The anti-false lock cylinder according to claim 5, characterized in that at least a portion of the groove wall is of planar configuration to be in a non-rotational fit with the sliding portion (30).

7. The anti-false lock cylinder according to claim 5, characterized in that the receiving groove (11) is a square receiving groove, the sliding part (30) is a square slider, and the square slider is disposed in the square receiving groove.

8. The anti-false lock cylinder according to claim 1, characterized in that the sliding portion (30) has a through hole (32) into which the unlocking key is inserted, the sliding portion (30) has an abutment projection (33), and the abutment projection (33) protrudes toward the escape space (81) and is movable into the escape space (81).

9. The anti-false lock cylinder according to any one of claims 1 to 8, further comprising a slider reset member (40), both ends of the slider reset member (40) respectively abutting between the inner cylinder (10) and the slider (30) to provide a reset force to the slider (30) extending into the outer cylinder (20).

10. The anti-misoperation lock cylinder according to any one of claims 1 to 8, characterized in that at least a part of the locking component (50) is arranged between the outer lock cylinder (20) and the inner lock cylinder (10) in a sliding manner, when the locking component (50) is in the locking state, the unlocking key is separated from the anti-misoperation lock cylinder, or the unlocking key is inserted into the anti-misoperation lock cylinder, the sliding part (30) is positioned outside the avoidance space (81), the locking component (50) is clamped between the outer lock cylinder (20) and the inner lock cylinder (10) so as to lock the anti-misoperation lock cylinder, and when the locking component (50) is switched from the locking state to the unlocking state, the unlocking key rotates so as to drive the inner lock cylinder (10) to rotate, so that the outer lock cylinder (20) extrudes the sliding part (30) to move inwards the avoidance space (81).

11. The anti-false lock cylinder according to claim 10, characterized in that the locking assembly (50) is a pin assembly or a blade assembly.

12. The anti-false lock cylinder according to any one of claims 1 to 8, further comprising a wireless chip (60), the wireless chip (60) being located at an end of the anti-false lock cylinder near the unlocking key and being capable of cooperating with a code reading coil (130) of the unlocking key to unlock the unlocking key.

13. An unlocking key for unlocking the anti-false lock cylinder according to any one of claims 1 to 12, comprising:

a body (70);

the unlocking rod (80) is fixedly connected with the body part (70), the unlocking rod (80) is provided with an avoidance space (81) for avoiding the sliding part (30) of the anti-misoperation lock cylinder, and a locking piece (90) is arranged in the avoidance space (81);

the locking assembly (100), a part of locking assembly (100) stretches into unlocking lever (80), locking assembly (100) have with locking piece (90) lock dodge the locked position of the opening part in space (81) and with the unblock position of locking piece (90) unblock, when locking assembly (100) are located locked position, locking piece (90) block sliding part (30) motion to dodge in space (81), when locking assembly (100) are located unlocked position, a part of sliding part (30) can move to dodge in space (81) to the unblock prevent mistake lock core.

14. The unlocking key according to claim 13, characterized in that the side wall of the unlocking lever (80) is provided with an unlocking groove, which has the avoidance space (81).

15. The unlocking key according to claim 14, further comprising a locking member return member (110), both ends of the locking member return member (110) abutting against the locking member (90) and the inner wall of the unlocking groove, respectively, to provide the locking member (90) with a return force to move toward the opening of the escape space (81).

16. The unlocking key according to claim 13, further comprising a fixing pin (120) fixedly connected to the unlocking lever (80), the locking member (90) having a limiting hole (91) into which the fixing pin (120) is inserted, the limiting hole (91) being a long hole, the limiting hole (91) and the fixing pin (120) being relatively slid to control a movement range of the locking member (90).

17. The unlocking key according to claim 13, characterized in that the locking assembly (100) comprises:

a driving portion (101), wherein the driving portion (101) is accommodated in the body portion (70);

the locking rod (102), drive portion (101) with locking rod (102) drive connection, when locking subassembly (100) are located the locked position, drive portion (101) drive locking rod (102) motion to on the motion path of locking piece (90), in order to lock locking piece (90), when locking subassembly (100) are located the unblock position, drive portion (101) drive locking rod (102) dodges locking piece (90), in order to unblock locking piece (90).

18. The unlocking key according to claim 17, characterized in that the end of the locking member (90) adjacent to the body portion (70) has a stop projection (92), the locking lever (102) abutting the stop projection (92) to hinder the movement of the locking member (90) when the locking assembly (100) is in the locked position.

19. The unlocking key according to claim 17, wherein the driving portion (101) is a solenoid, and the locking lever (102) is fixedly connected with a core of the solenoid.

20. The unlock key according to claim 13, further comprising a code reading coil (130), said code reading coil (130) being arranged at an end of said body portion (70) close to said unlock lever (80) and being capable of cooperating with a wireless chip (60) of said anti-false lock cylinder to control said lock assembly (100) to unlock said unlock key.