CN109944509B - Electronic lock - Google Patents
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- CN109944509B CN109944509B CN201910227076.0A CN201910227076A CN109944509B CN 109944509 B CN109944509 B CN 109944509B CN 201910227076 A CN201910227076 A CN 201910227076A CN 109944509 B CN109944509 B CN 109944509B
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- 230000007246 mechanism Effects 0.000 claims abstract description 108
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000003068 static effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000003825 pressing Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The present application relates to an electronic lock. The electronic lock comprises a lock body, a lock pin assembly and a lock beam assembly, wherein the lock pin assembly and the lock beam assembly are both arranged on the lock body in a sliding manner, the sliding direction of the lock pin assembly is intersected with the sliding direction of the lock beam assembly, and a limiting groove is formed in the lock beam assembly; the electronic lock also comprises a switch component and a driving mechanism, and the switch component is arranged on the lock body; the driving mechanism is electrically connected with the switch assembly and is used for driving the lock pin assembly to be inserted into the limit groove when the lock beam assembly is abutted to the switch assembly so that the switch assembly is pressed. Because the sliding direction of the lock pin assembly is intersected with the sliding direction of the lock beam assembly, the lock pin assembly is reliably positioned on the lock beam assembly, the lock beam assembly is ensured to be static relative to the lock body, locking of the electronic lock is realized, the lock beam assembly is prevented from sliding relative to the lock body when the electronic lock is knocked by external inertia, the problem of unexpected unlocking of the electronic lock is solved, and the safety of the electronic lock is improved.
Description
Technical Field
The application relates to the technical field of locks, in particular to an electronic lock.
Background
An electronic lock is an electronic product which controls a circuit or a chip to work (access control system) through password input so as to control the closing of a mechanical switch and complete unlocking or locking tasks. Electronic locks are widely used in hotels, guesthouses, apartments or villas. The electronic lock has an anti-theft alarm function in the field of safety technical precaution, and overcomes the defects of small password amount and poor safety performance of the mechanical coded lock.
After a traditional electronic lock is locked, a lock pin can still move relative to a lock body. When the electronic lock is knocked by outside inertia, the lock pin moves relative to the lock body, so that the lock Liang Yiwai is opened, the electronic lock is accidentally unlocked, and the safety of the electronic lock is poor.
Disclosure of Invention
Based on this, it is necessary to provide an electronic lock against the problem of poor security of the electronic lock.
The electronic lock comprises a lock body, a lock pin assembly and a lock beam assembly, wherein the lock pin assembly and the lock beam assembly are both arranged on the lock body in a sliding mode, the sliding direction of the lock pin assembly is intersected with the sliding direction of the lock beam assembly, and a limiting groove is formed in the lock beam assembly; the electronic lock further includes:
The switch component is arranged on the lock body; and
The driving mechanism is electrically connected with the switch assembly and is used for driving the lock pin assembly to be inserted into the limit groove when the lock beam assembly is abutted to the switch assembly so that the switch assembly is pressed.
When the electronic lock is locked, a user can press the lock beam assembly to enable the lock beam assembly to slide relative to the lock body until the lock beam assembly slides to a preset position relative to the lock body, namely until the lock beam assembly is abutted to the switch assembly; because the driving mechanism is electrically connected with the switch component, when the lock beam component is abutted against the switch component, the switch component is pressed by the lock beam component, the driving mechanism triggers the driving mechanism to work, and the driving mechanism drives the lock pin component to be inserted into the limit groove; when the electronic lock is locked, the driving mechanism drives the lock pin assembly to be inserted into the limiting groove, so that the lock pin assembly is always positioned in the limiting groove, and even if the lock beam assembly is always static relative to the lock body, the electronic lock is ensured to reliably maintain the locking state.
In one embodiment, the lock pin assembly includes a lock pin and a first elastic member, the lock pin is slidably connected to the lock body, the lock pin is movably inserted into the limit groove, the driving mechanism drives the lock pin to be inserted into the limit groove, one end of the first elastic member is connected with the lock pin, and the other end of the first elastic member is connected with the lock body, so that the lock pin is elastically connected to the lock body, and therefore the lock pin is elastically inserted into the limit groove.
In one embodiment, the lock beam assembly includes a lock beam and a second resilient member; the lock beam is arranged on the lock body in a sliding manner, and the limit groove is formed in the lock beam; one end of the second elastic piece is connected with the lock beam, the other end of the second elastic piece is connected with the lock body, so that the lock beam elastically slides on the lock body, when the lock is locked, the lock beam assembly is pressed, the lock beam slides relative to the lock body, the second elastic piece is pressed until the lock beam assembly slides to a preset position relative to the lock body, and the driving mechanism drives the lock pin assembly to be inserted into the limit groove, so that the second elastic piece is compressed; when the driving mechanism drives the lock pin assembly to slide out of the limiting groove, the lock beam automatically resets under the action of the second elastic piece, and the electronic lock is quickly unlocked.
In one embodiment, the lock beam comprises a U-shaped lock beam body, a lock tongue part and a sliding part, wherein the lock tongue part and the sliding part are respectively connected with two ends of the lock beam body, a locking groove is formed in the lock body, the lock tongue part is used for being locked in the locking groove, the sliding part is arranged on the lock body in a sliding manner, and the limiting groove is formed in the sliding part; one end of the second elastic piece is connected with the sliding part, and the other end of the second elastic piece is connected with the lock body, so that the lock beam is connected with the lock body in a sliding way and is connected with one end of the second elastic piece; when the lock is locked, the lock beam body is pressed to enable the lock beam body to move relative to the lock body, the lock tongue portion and the sliding portion move relative to the lock body along with the lock beam body until the lock tongue portion is locked in the locking groove, the sliding portion slides to a preset position relative to the lock body and enables the second elastic piece to be extruded to generate elastic deformation, and at the moment, the driving mechanism drives the lock pin assembly to be inserted into the limiting groove to complete locking operation.
In one embodiment, the limiting groove is formed around the peripheral wall of the lock beam, so that the lock pin assembly is better inserted into the limiting groove, and meanwhile, materials required by lock beam forming are saved.
In one embodiment, the axial width of the limiting groove in the lock beam is greater than the thickness of the lock pin assembly in the limiting groove, when the lock beam is locked, the lock beam is pressed down, the lock pin moves towards the limiting groove under the action of the elastic force of the first elastic piece, so that the lock pin is inserted into the limiting groove, the lock beam can be continuously pressed down until the lock beam slides to a preset position because the width of the limiting groove is greater than the width of the lock pin, the lock beam is abutted to the switch assembly and presses the switch assembly, so that the driving mechanism is triggered to drive the lock pin to move further towards the limiting groove, and after the motor stops working, the motor is continuously abutted to the lock pin, the lock pin is prevented from moving, and the lock pin can firmly lock Liang Kajin. Therefore, when the lock pin assembly is inserted into the limit groove, the lock beam still has a certain movable space relative to the lock body, the problem that the lock beam is rigidly connected with the lock pin assembly in an inserting mode, so that the lock pin assembly or the lock beam is abraded greatly is avoided, and the service life of the electronic lock is prolonged.
In one embodiment, the lock body is provided with a containing cavity, a first sliding channel and a second sliding channel, the containing cavity and the first sliding channel are both communicated with the second sliding channel, the first sliding channel is communicated with the second sliding channel, the driving mechanism is positioned in the containing cavity, and the lock beam assembly is partially arranged in the first sliding channel in a sliding way, so that the lock beam assembly is arranged in the lock body in a sliding way; the switch component is arranged in the first sliding channel, and the lock pin component is arranged in the second sliding channel in a sliding way, so that the lock pin component is arranged in the lock body in a sliding way; because the lock beam component and the lock pin component are both arranged in the lock body in a sliding way, the outside moisture is not easy to erode the lock beam component and the lock pin component, and the electronic lock is ensured to have longer service life.
In one embodiment, the switch assembly is located at one side of the sliding path of the lock beam assembly, one side of the lock beam assembly is movably abutted against the switch assembly and presses the switch assembly, and the direction of the abutment force of the lock beam assembly acting on the switch assembly is intersected with the sliding direction of the lock beam assembly, so that the switch assembly is simpler and more convenient to set; because the switch assembly is located one side of the sliding path of the lock beam assembly, the lock beam assembly can be quickly touched to the switch assembly, and the movable stroke of the switch assembly is shortened.
In one embodiment, the switch assembly comprises a switch body and an abutting part which are movably connected, the switch body is arranged on the lock body and is electrically connected with the driving mechanism, the abutting part is connected with the switch body through a third elastic piece, and the lock beam assembly is movably abutted against the abutting part; when the lock beam assembly is abutted to the abutting part, the abutting part partially retracts into the switch body, so that the third elastic piece is extruded and compressed, and at the moment, the driving mechanism drives the lock pin assembly to slide relative to the lock body so as to be inserted into the limit groove.
In one embodiment, the abutting portion is provided with an inclined surface, the lock beam assembly is movably abutted to the inclined surface, the inclined surface gradually inclines along the force application direction of the lock beam assembly to the abutting portion from one end close to the switch body to one end far away from the switch body, so that resistance born by the lock beam assembly when the lock beam assembly abuts against the abutting portion is small, and sensitivity of the lock beam assembly abutting against the abutting portion is improved.
In one embodiment, the electronic lock further comprises an unlocking mechanism, and the unlocking mechanism is electrically connected with the driving mechanism; the driving mechanism is used for driving the lock pin assembly to slide out of the limit groove when the unlocking mechanism acts; when the lock is unlocked, a user can unlock through the unlocking mechanism, and when the unlocking mechanism acts, the driving mechanism drives the lock pin assembly to slide out of the limiting groove.
Drawings
FIG. 1 is a schematic diagram of an electronic lock according to an embodiment;
FIG. 2 is a cross-sectional view of the electronic lock of FIG. 1;
FIG. 3 is a partial schematic view of the electronic lock of FIG. 1;
FIG. 4 is an exploded view of the electronic lock of FIG. 1;
FIG. 5 is an exploded view of the electronic lock of FIG. 3;
FIG. 6 is a partial schematic view of the electronic lock of FIG. 5;
FIG. 7 is another partial schematic view of the electronic lock of FIG. 1;
Fig. 8 is a schematic diagram of a switch assembly of the electronic lock of fig. 7.
Detailed Description
In order to facilitate an understanding of the present application, an electronic lock will be more fully described below with reference to the accompanying drawings. Preferred embodiments of the electronic lock are shown in the drawings. Electronic locks may be implemented in many different forms and are not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, 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. The terminology used herein in the description of electronic locks is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
An embodiment is that an electronic lock comprises a lock body, a lock pin assembly and a lock beam assembly, wherein the lock pin assembly and the lock beam assembly are both arranged on the lock body in a sliding way, the sliding direction of the lock pin assembly is intersected with the sliding direction of the lock beam assembly, and a limiting groove is formed in the lock beam assembly; the electronic lock further comprises a switch assembly and a driving mechanism, and the switch assembly is arranged on the lock body; the driving mechanism is electrically connected with the switch assembly and is used for driving the lock pin assembly to be inserted into the limit groove when the lock beam assembly is abutted to the switch assembly so that the switch assembly is pressed.
As shown in fig. 1-3, an electronic lock 10 of an embodiment includes a lock body 100, a lock pin assembly 200, a strike assembly 300, a switch assembly 400, and a drive mechanism 500. In one embodiment, the locking pin assembly and the lock beam assembly are both slidably disposed in the lock body. In this embodiment, the lock pin assembly and the lock beam assembly are both slidably disposed within the lock body.
In one embodiment, the sliding direction of the lock pin assembly is intersected with the sliding direction of the lock beam assembly, so that the lock pin assembly is clamped to the lock beam assembly, and the lock beam assembly is ensured to be positioned in the lock body relatively. In this embodiment, the sliding direction of the locking pin assembly is perpendicular to the sliding direction of the lock beam assembly, so that the locking pin assembly is better clamped to the lock beam assembly. In other embodiments, the sliding direction of the lock pin assembly and the sliding direction of the lock beam assembly are not limited to be perpendicular, and an included angle between the sliding direction of the lock pin assembly and the sliding direction of the lock beam assembly is 60 ° to 80 °, so that the lock pin assembly can be clamped to the lock beam assembly.
In one embodiment, as shown in fig. 3, the lock beam assembly 300 is provided with a limit groove 302. The limiting groove is opposite to the sliding direction of the lock pin assembly, so that the lock pin assembly can be inserted into the limiting groove. The switch assembly is arranged on the lock body. In this embodiment, the switch component is a touch switch and is disposed in the lock body. In one embodiment, a drive mechanism is electrically connected to the switch assembly. The driving mechanism is used for driving the lock pin assembly to be inserted into the limit groove when the lock beam assembly is abutted to the switch assembly so that the switch assembly is pressed. When the lock beam assembly is abutted against the switch assembly, the switch assembly is pressed by the lock beam assembly and simultaneously generates a signal for enabling the driving mechanism to act, and the driving mechanism drives the lock pin assembly to be inserted into the limit groove.
When the electronic lock is locked, a user can press the lock beam assembly to enable the lock beam assembly to slide relative to the lock body until the lock beam assembly slides to a preset position relative to the lock body, namely until the lock beam assembly is abutted to the switch assembly. Because actuating mechanism is connected with the switch module electricity, when the lock beam subassembly butt in the switch module, the switch module is pressed by the lock beam subassembly, and the switch module triggers actuating mechanism work, and actuating mechanism drive lockpin subassembly inserts in the spacing groove. Because the sliding direction of the lock pin assembly is intersected with the sliding direction of the lock beam assembly, the lock pin assembly is reliably positioned on the lock beam assembly, the lock beam assembly is ensured to be static relative to the lock body, locking of the electronic lock is realized, the lock beam assembly is prevented from sliding relative to the lock body when the electronic lock is knocked by external inertia, the problem of unexpected unlocking of the electronic lock is solved, and the safety of the electronic lock is improved. When the electronic lock is locked, the driving mechanism drives the lock pin assembly to be inserted into the limiting groove, so that the lock pin assembly is always positioned in the limiting groove, and even if the lock beam assembly is always static relative to the lock body, the electronic lock is ensured to reliably maintain the locking state.
Referring also to fig. 1, in one embodiment, the electronic lock 10 further includes an unlocking mechanism 600 electrically coupled to the drive mechanism. The driving mechanism is used for driving the lock pin assembly to slide out of the limiting groove when the unlocking mechanism acts. When the lock is unlocked, a user can unlock through the unlocking mechanism, and when the unlocking mechanism acts, the driving mechanism drives the lock pin assembly to slide out of the limiting groove. In this embodiment, the unlocking mechanism is a fingerprint unlocking mechanism, and the user contacts the unlocking mechanism through a finger to enable the unlocking mechanism to act and generate an unlocking signal, and the driving mechanism drives the lock pin assembly to slide away from the limit groove according to the unlocking signal, so that the lock pin assembly slides relative to the lock body.
In one embodiment, the driving mechanism is used for operating under the control of the unlocking mechanism to drive the lock pin assembly to slide out of the limit groove. In one embodiment, the electronic lock further comprises a processing module, wherein the processing module is electrically connected with the driving mechanism and the unlocking mechanism, and the processing module is used for controlling the driving mechanism to work when receiving an unlocking signal of the unlocking mechanism, so that the lock pin assembly slides away from the limit groove, and unlocking is achieved.
In one embodiment, the unlocking mechanism comprises a fingerprint module, the fingerprint module is used for identifying the fingerprint of a user, when the fingerprint module detects that the fingerprint of the user is the fingerprint with unlocking authority, an unlocking signal is sent to the processing module, and the processing module controls the driving mechanism to work so that the driving mechanism drives the lock pin assembly reversely, and the lock pin assembly slides away from the limit groove, so that unlocking is achieved.
In one embodiment, the unlocking mechanism comprises a Bluetooth module, the Bluetooth module is used for receiving an unlocking signal sent by the terminal, the Bluetooth module is used for sending an unlocking signal to the processing module when receiving the unlocking signal sent by the terminal, and the processing module controls the driving mechanism to work so that the driving mechanism drives the lock pin assembly reversely, and the lock pin assembly slides out of the limit groove, so that unlocking is achieved.
In further embodiments, the unlocking module includes an RFID (Radio Frequency Identification ) identification module for identifying an RFID tag, the RFID identification module sends an unlocking signal to the processing module after detecting the RFID tag having unlocking authority, and the processing module controls the driving mechanism to work so that the driving mechanism drives the locking pin assembly reversely, so that the locking pin assembly slides away from the limit groove, thereby unlocking.
As shown in fig. 4, in one embodiment, the unlocking mechanism 600 includes a fingerprint module 610 and a first circuit board 620. Referring also to fig. 5, in one embodiment, the electronic lock 10 further includes a second circuit board 700. In one embodiment, a fingerprint module is disposed on the lock body 100, and the fingerprint module is used to sense and generate an unlocking signal. When a user touches the fingerprint module by a finger, the fingerprint module generates an unlocking signal. The working principle of the fingerprint module is the prior art, and is not repeated here, and the application only protects the position relation of the fingerprint module and the connection relation of the fingerprint module and other elements. The first circuit board is attached to the fingerprint module and is electrically connected with the fingerprint module. The first circuit board and the second circuit board are both positioned in the lock body, and the first circuit board is electrically connected with the second circuit board. The second circuit board is also electrically connected with the control end of the driving mechanism. When the fingerprint module generates unlocking signals, the unlocking signals are transmitted to the control end of the driving mechanism through the first circuit board and the second circuit board, so that the driving mechanism drives the lock pin assembly to slide away from the limiting groove. In one embodiment, the processing module is disposed on the second circuit board, so that the electronic lock is more compact.
It will be appreciated that in other embodiments, the unlocking mechanism is not limited to a fingerprint unlocking mechanism, but may be a digital code unlocking mechanism or a face recognition unlocking mechanism or other unlocking mechanisms.
Referring again to fig. 3, in one embodiment, the latch assembly 200 includes a latch 210 and a first resilient member 220. The lock pin is connected to the lock body in a sliding manner, and is movably inserted into the limiting groove. The driving mechanism drives the lock pin to be inserted into the limit groove. One end of the first elastic piece is connected with the lock pin, and the other end of the first elastic piece is connected with the lock body, so that the lock pin is elastically connected to the lock body, and the lock pin is elastically inserted into the limit groove. In this embodiment, the latch compresses the first elastic member when moving away from the limiting slot, and the elastic direction of the first elastic member to the latch is a direction towards the direction approaching to the limiting slot. Whether the electronic lock is in a locked or unlocked state, the first elastic member is always in a compressed state. When locking, the driving mechanism drives the lock pin to be inserted into the limit groove, and the first elastic piece elastically acts on the lock pin. When unlocking, the driving mechanism drives the lock pin to slide out of the limit groove, and the first elastic piece is further compressed under the action of the lock pin. In this embodiment, the first elastic member is a coil spring, and in other embodiments, the first elastic member may also be elastic glue.
In one embodiment, as shown in FIG. 3, the locking pin 210 is provided with an open slot 212. The power output end of the driving mechanism is at least partially positioned in the open slot, and the power output end of the driving mechanism acts on different positions of the inner wall of the open slot respectively so as to drive the lock pin to be inserted into the limit slot. When the electronic lock is locked, the power output end of the driving mechanism rotates clockwise to act on the position, close to the limiting groove, of the inner wall of the opening groove, so that the power output end of the driving mechanism drives the lock pin to move towards the direction, close to the limiting groove, until the lock pin is inserted into the limiting groove. When the electronic lock is unlocked, the power output end of the driving mechanism rotates anticlockwise to act on the position, away from the limiting groove, of the inner wall of the opening groove, so that the power output end of the driving mechanism drives the lock pin to move in the direction away from the limiting groove until the lock pin slides away from the limiting groove.
When the electronic lock is locked again, in order to enable the lock pin assembly to be quickly inserted into the limit groove to realize quick locking of the electronic lock, in one embodiment, the power output end of the driving mechanism moves to the middle position of the open groove after the lock pin slides away from the limit groove, and at the moment, the power output end of the driving mechanism is not abutted to the lock pin, so that when the electronic lock is locked again, the power output end of the driving mechanism rotates clockwise to quickly act on the position, close to the limit groove, of the inner wall of the open groove, and the power output end of the driving mechanism drives the lock pin to move towards the direction close to the limit groove until the lock pin is inserted into the limit groove.
As shown in fig. 3, in one embodiment, the lock pin 210 includes a lock pin body 211 and a boss portion 213 provided at one side of the lock pin body. The open slot is arranged on the lock pin main body. The first elastic piece is sleeved on the boss part and is abutted on the lock pin main body, so that the first elastic piece is reliably connected with the lock pin. In one embodiment, the latch body and boss are welded together, allowing the latch body to be securely connected to the boss. In other embodiments, the lock pin body and the boss portion may be integrally formed, so that the lock pin is more compact.
In one embodiment, as shown in fig. 3, the cross section of the open slot 212 is U-shaped, so that the power output end of the driving mechanism can better act on the locking pin, and the power output end of the driving mechanism can be detached from the locking pin conveniently.
As shown in fig. 3, in one embodiment, the drive mechanism 500 includes a drive element 510, a turntable 520, and an abutment block 530. The driving element is disposed in the lock body 100. The turntable is arranged on a power output shaft of the driving element, and the driving element drives the turntable to rotate. In one embodiment, as shown in fig. 6, the abutment block is disposed on the turntable, and the abutment block is at least partially located in the open slot 212, and the axis of the abutment block is offset from the driving shaft 512 of the driving element, and the abutment block acts on different positions of the inner wall of the open slot respectively.
In this embodiment, the driving element is a motor. The motor is electrically connected with the processing module. In one embodiment, the turntable is sleeved on the power output shaft of the driving element.
In one embodiment, the abutment block is located on a side of the turntable adjacent the latch assembly so that the abutment block is better positioned while making the drive mechanism more compact. In one embodiment, the abutment block is welded to the side of the turntable adjacent to the latch assembly, such that the abutment block is securely connected to the turntable. In other embodiments, the abutment block and the turntable may also be formed separately and joined together by welding or gluing.
As shown in fig. 6, in one embodiment, the width of the opening 212a of the opening slot 212 is greater than the width of the slot bottom 212b of the opening slot, so as to realize quick assembly and disassembly of the electronic lock. In one embodiment, the abutment block is located at the opening of the open slot. The driving shaft of the driving element is positioned at the bottom of the opening groove. In this embodiment, the width of the bottom of the open slot is greater than the diameter of the drive shaft of the drive element, so that the drive shaft of the drive element moves within the bottom of the open slot. When the abutting block acts on the opening of the open slot and is close to the limit slot, the driving shaft of the driving element is simultaneously abutted on the inner wall of the slot bottom of the open slot, so that the first elastic piece is prevented from being excessively stretched due to the action of the lock pin, and the service life of the electronic lock is prolonged.
In one embodiment, as shown in fig. 6 and 5, a curved surface structure 2122 is provided on a side of the opening 212a of the open slot 212 away from the position of the lock cylinder assembly. In this embodiment, the curved surface structure is a concave curved surface structure. When unlocking, the driving shaft of the driving element rotates anticlockwise and acts on the curved surface structure to push the lock pin to slide away from the limiting groove, and the driving shaft is not easy to slide in the action process of the driving shaft, so that the driving shaft of the driving element is ensured to act on the lock pin effectively.
As shown in fig. 3, in one embodiment, the shackle assembly 300 includes a shackle 310 and a second spring 320. The lock beam is arranged on the lock body in a sliding manner, and the limiting groove is formed in the lock beam. One end of the second elastic piece is connected with the lock beam, and the other end of the second elastic piece is connected with the lock body, so that the lock beam elastically slides on the lock body. When the lock is locked, the lock beam assembly is pressed, so that the lock beam slides relative to the lock body and simultaneously presses the second elastic piece until the lock beam assembly slides to a preset position relative to the lock body, the driving mechanism drives the lock pin assembly to be inserted into the limit groove, and at the moment, the second elastic piece is compressed. When the driving mechanism drives the lock pin assembly to slide out of the limiting groove, the lock beam automatically resets under the action of the second elastic piece, and the electronic lock is quickly unlocked. In this embodiment, the second elastic member is a coil spring, and in other embodiments, the second elastic member may also be elastic glue.
As shown in fig. 2, in one embodiment, the lock beam 310 includes a U-shaped lock beam body 312, and a latch bolt portion 314 and a slide portion 316 respectively connected to both ends of the lock beam body. In this embodiment, the lock beam body, the lock tongue portion and the sliding portion are integrally formed, so that the lock beam is compact in structure. In other embodiments, the shackle body, the locking tongue and the sliding portion may be formed separately and joined together by welding.
In one embodiment, as shown in fig. 2, the lock body 100 is provided with a locking groove 110, and the locking tongue portion is used for locking in the locking groove. In one embodiment, the sliding part is slidably disposed on the lock body, so that the lock beam is slidably disposed on the lock body. The limiting groove is formed in the sliding part. In one embodiment, one end of the second elastic member is connected to the sliding portion, and the other end of the second elastic member is connected to the lock body, so that the lock beam is slidably connected to the lock body and connected to one end of the second elastic member. When the lock is locked, the lock beam body is pressed to enable the lock beam body to move relative to the lock body, the lock tongue portion and the sliding portion move relative to the lock body along with the lock beam body until the lock tongue portion is locked in the locking groove, the sliding portion slides to a preset position relative to the lock body and enables the second elastic piece to be extruded to generate elastic deformation, and at the moment, the driving mechanism drives the lock pin assembly to be inserted into the limiting groove to complete locking operation.
As shown in fig. 2 and 3, in one embodiment, the limiting groove 302 is formed around the peripheral wall of the lock beam 310, so that the lock pin assembly is better inserted into the limiting groove, and meanwhile, the material required for molding the lock beam is saved. In the present embodiment, the limiting groove 302 is formed around the peripheral wall of the sliding portion. In other embodiments, the limiting groove may be provided only on the lock beam at a position facing the lock pin assembly.
In one embodiment, as shown in fig. 3, the axial width of the detent recess 302 in the strike is greater than the thickness of the detent assembly 200 within the detent recess. When the lock is locked, the lock beam is pressed down, the lock pin moves towards the limit groove under the action of the elastic force of the first elastic piece, so that the lock pin is inserted into the limit groove, the lock beam can be continuously pressed down until the lock beam slides to a preset position, the lock beam is abutted to the switch assembly and presses the switch assembly, the trigger driving mechanism drives the lock pin to move further towards the limit groove, and after the motor stops working, the lock pin is continuously abutted to the lock pin, the lock pin is prevented from moving, and the lock pin can firmly lock Liang Kajin. Therefore, when the lock pin assembly is inserted into the limit groove, the lock beam still has a certain movable space relative to the lock body, the problem that the lock beam is rigidly connected with the lock pin assembly in an inserting mode, so that the lock pin assembly or the lock beam is abraded greatly is avoided, and the service life of the electronic lock is prolonged. In this embodiment, the end of the lock pin away from the first elastic member is located in the limit groove, and the thickness of the lock pin located in the limit groove is smaller than the axial width of the limit groove 302 in the lock beam.
As shown in fig. 2 and 4, in one embodiment, the lock body 100 is provided with a receiving cavity 120, a first sliding channel 130 and a second sliding channel 140. The accommodating cavity and the first sliding channel are communicated with the second sliding channel, and the first sliding channel is communicated with the second sliding channel. In the present embodiment, the first sliding channel 130 and the second sliding channel 140 are perpendicular to each other. The driving mechanism is positioned in the accommodating cavity. In one embodiment, the lock beam assembly is partially slidably disposed within the first sliding channel such that the lock beam assembly is slidably disposed within the lock body. The switch assembly is arranged in the first sliding channel. In one embodiment, the locking pin assembly is slidably disposed within the second sliding channel such that the locking pin assembly is slidably disposed within the lock body. Because the lock beam component and the lock pin component are both arranged in the lock body in a sliding way, the outside moisture is not easy to erode the lock beam component and the lock pin component, and the electronic lock is ensured to have longer service life.
As shown in fig. 4, specifically, the first sliding channel 130 includes a sliding channel portion 132 and a receiving portion 134 that are in communication. The sliding channel portion communicates with the second sliding channel, causing the first sliding channel to communicate with the second sliding channel. The lock beam assembly is positioned in the sliding channel part and is in sliding connection with the lock body, so that the lock beam assembly part is arranged in the first sliding channel in a sliding way. The switch assembly is arranged in the accommodating part, so that the switch assembly is arranged in the first sliding channel.
In one embodiment, as shown in fig. 7, the switch assembly 400 is located on one side of the sliding path of the lock beam assembly 300. One side of the lock beam assembly is movably abutted to the switch assembly and presses the switch assembly, and the direction of the abutting force of the lock beam assembly acting on the switch assembly is intersected with the sliding direction of the lock beam assembly, so that the setting mode of the switch assembly is simpler and more convenient. In this embodiment, the switch assembly 400 is disposed on a side wall of the first sliding channel 130, and the lock beam slides along the first sliding channel 130, and in the sliding process, the side wall of the lock beam abuts against the switch assembly, so as to press the switch assembly. Because the switch assembly is located one side of the sliding path of the lock beam assembly, the lock beam assembly can be quickly touched to the switch assembly, and the movable stroke of the switch assembly is shortened.
As shown in fig. 5, 7 and 8, in one embodiment, the switch assembly 400 includes a switch body 410 and an abutment 420 that are movably connected. The switch body is disposed on the lock body 100 and electrically connected with the driving mechanism. In one embodiment, the abutting portion is connected with the switch body through a third elastic piece, and the lock beam assembly movably abuts against the abutting portion. When the lock beam assembly is abutted to the abutting part, the abutting part partially retracts into the switch body, so that the third elastic piece is extruded and compressed, and at the moment, the driving mechanism drives the lock pin assembly to slide relative to the lock body so as to be inserted into the limit groove. In this embodiment, the working principle of the switch assembly is the prior art, and is not described herein. The application only protects the structure, the arrangement and the connection relation with other elements.
As shown in fig. 8, in one embodiment, the abutting portion 420 is provided with an inclined surface 422, and the shackle assembly is movably abutted against the inclined surface. The inclined surface gradually inclines from one end close to the switch body 410 to one end far away from the switch body along the force application direction of the lock beam assembly to the abutting part, so that the resistance born by the lock beam assembly when the lock beam assembly abuts against the abutting part is smaller, and the sensitivity of the lock beam assembly abutting against the abutting part is improved.
In one embodiment, the second elastic member is sleeved on the sliding portion, and the second elastic member abuts against the sliding portion, so that the second elastic member is better connected to the lock beam. In other embodiments, the second elastic member may be welded to the sliding portion, so that the second elastic member is firmly connected to the sliding portion.
As shown in fig. 3, in one embodiment, the electronic lock 10 further includes a positioning member 800, which is disposed on the lock body 100. In this embodiment, the positioning piece is disposed in the first sliding channel, and the positioning piece is disposed on the sliding path of the lock beam, where the positioning piece is used to abut against the sliding portion, so as to limit the sliding portion from excessively sliding relative to the lock body. In this embodiment, the positioning member has a columnar structure. In one embodiment, the sliding portion 316 is provided with a first abutment portion 316a, and the positioning member is configured to abut against the first abutment portion to limit excessive sliding of the sliding portion relative to the lock body. When the lock is locked, the sliding part slides to a preset position relative to the lock body, the driving mechanism drives the lock pin to be inserted into the limit groove, at the moment, the lock tongue part is locked in the lock groove, and the second elastic piece is extruded to elastically deform. The sliding part is provided with the first abutting part, and the positioning piece can be abutted to the first abutting part, so that the problem that the sliding part excessively slides relative to the lock body due to overlarge force applied by a user is avoided.
As shown in fig. 3, in one embodiment, the sliding portion 316 is further provided with a second abutment portion 316b, which is located on a side of the first abutment portion facing away from the lock cylinder body. The positioning piece is positioned between the first abutting part and the second abutting part and is used for abutting on the second abutting part so as to limit the sliding part to excessively slide relative to the lock body. When unlocking, the driving mechanism drives the lock pin to slide away from the limit groove, and the sliding part automatically resets under the action of the elastic force of the second elastic piece, so that the lock tongue part slides away from the locking groove. The second abutting part is arranged on the sliding part, and the positioning piece can be abutted against the second abutting part, so that the sliding part is prevented from sliding off the lock body under the inertia action in the resetting process of the sliding part, and the sliding part is ensured to be always positioned in the lock body. In this embodiment, the side of the second contact portion facing away from the first contact portion contacts the second elastic member, so that the second elastic member contacts the sliding portion well.
It will be appreciated that in other embodiments the switch assembly is not limited to being located on one side of the sliding path of the lock beam assembly. In one embodiment, the lock beam assembly is disposed opposite to the switch assembly, the switch assembly is disposed at one end of the lock beam assembly in the moving direction, and one end of the lock beam assembly is movably abutted to the switch assembly and presses the switch assembly, so that the lock beam assembly reliably presses the switch assembly, and the resistance of the lock beam assembly against the switch assembly is small. In this embodiment, one end of the first sliding channel has an opening, the other end of the first sliding channel is closed, the lock beam is inserted into the first sliding channel through the opening of the first sliding channel, and the switch assembly is disposed at the closed end of the first sliding channel, so that when the lock beam is pressed, the lock beam moves toward the closed end of the first sliding channel, and is abutted to the switch assembly.
In one embodiment, as shown in fig. 3, the electronic lock 10 further includes a battery 900 disposed within the lock body and electrically connected to the drive mechanism such that the battery provides electrical power for operation of the drive mechanism. Further, the battery is electrically connected with the driving mechanism through the second circuit board, so that the conductive wire part connected with the driving mechanism by the battery is integrated on the second circuit board, the problem that the conductive wires in the lock body are more easy to be disordered is avoided, and the structure of the electronic lock is more compact.
As shown in fig. 3 and 4, in one embodiment, the electronic lock further includes a USB (Universal Serial Bus ) interface 1100, and the USB interface is electrically connected to the second circuit board 700 so as to charge the battery through the USB interface. In order to avoid the problem that external water enters the USB interface to cause the electronic lock to be easy to short-circuited, the electronic lock further comprises a waterproof plug 1200 which is movably connected to the lock body and is plugged in the USB interface, so that the problem that external water enters the USB interface to cause the electronic lock to be easy to short-circuited is avoided. When the electronic lock is required to be charged, the waterproof plug is pulled out and the USB interface is plugged through the USB data line.
The following are specific examples:
In this embodiment, provide an electronic lock, including circuit board, processing module, fingerprint module, lock body, lockpin subassembly, lock beam subassembly, switch module and drive assembly, set up in the lock body and hold chamber, first sliding channel and second sliding channel, processing module sets up on the circuit board, and circuit board and drive assembly set up in holding the intracavity, and processing module passes through the circuit board and is connected with drive assembly's motor, fingerprint module and switch module's switch body electricity. The sliding part of the lock beam is arranged in the first sliding channel in a sliding way, and the lock tongue part of the lock beam is movably inserted in the locking groove. The second elastic piece is arranged in the first sliding channel, and the switch component is arranged on the side wall of the first sliding channel.
When unlocking, a user inputs the fingerprint through the fingerprint module, the processing module detects whether the fingerprint received by the fingerprint module is the user fingerprint with unlocking authority, when the fingerprint is detected to be the user fingerprint with unlocking authority, the motor is controlled to work, the motor drives the abutting block to rotate along the rotary table, the abutting block abuts against the side wall of the open slot, the lock pin is driven to be away from the limit slot, the lock pin overcomes the elasticity of the first elastic piece and is away from the limit slot, the lock beam losing the limitation of the lock pin pops up towards the opening direction of the first sliding channel under the action of the elasticity of the second elastic piece, and the lock tongue part of the lock beam is separated from the lock slot, so that unlocking is realized.
After a period of time after unlocking, the processing module controls the motor to reversely move, but the abutting block is not abutted against the side wall of the other side of the open slot at the moment, the lock pin moves towards the lock beam under the action of the elastic force of the first elastic piece, and the lock beam is not pressed at the moment, so that the lock pin abuts against the lock beam, and is not clamped at the moment because the lock pin is not inserted into the limit slot.
When the lock is locked, the lock beam is pressed, the elastic force of the second elastic piece of the lock Liang Kefu moves towards the direction of the tail end of the first sliding channel, when the limit groove of the lock beam passes through the lock pin, the lock pin is aligned to the limit groove, the lock pin is inserted into the limit groove under the action of the elastic force of the first elastic piece, the lock beam can move towards the direction of the tail end of the first sliding channel continuously under the pressing because the width of the limit groove is larger than the thickness of the lock pin, after the sliding part of the lock beam is abutted to the switch assembly, the switch assembly is locked Liang Anya, the processing module receives an unlocking signal of the switch assembly, controls the motor to move, the abutting block abuts against the side wall of the other side of the opening groove, the abutting block applies force to the lock beam, the abutting block faces the limit groove towards the force applying direction of the lock beam, and the lock beam can be tightly inserted into the limit groove through the force applying action of the motor, so that the lock beam is not separated from the limit groove, and the electronic lock is more stable, and is not easy to unlock due to shaking.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of the application should be assessed as that of the appended claims.
Claims (6)
1. The electronic lock comprises a lock body, a lock pin assembly and a lock beam assembly, wherein the lock pin assembly and the lock beam assembly are both arranged on the lock body in a sliding mode, the sliding direction of the lock pin assembly is intersected with the sliding direction of the lock beam assembly, and a limiting groove is formed in the lock beam assembly; the electronic lock is characterized by further comprising:
The switch component is arranged on the lock body; and
The driving mechanism is electrically connected with the switch assembly and is used for driving the lock pin assembly to be inserted into the limit groove when the lock beam assembly is abutted against the switch assembly so that the switch assembly is pressed;
The lock body is provided with a containing cavity, a first sliding channel and a second sliding channel, the containing cavity and the first sliding channel are communicated with the second sliding channel, the driving mechanism is located in the containing cavity, the lock beam assembly is partially arranged in the first sliding channel in a sliding mode, the switch assembly is arranged in the first sliding channel, and the lock pin assembly is arranged in the second sliding channel in a sliding mode;
The switch assembly is positioned on one side of the sliding path of the lock beam assembly, one side of the lock beam assembly is movably abutted against the switch assembly and presses the switch assembly, and the direction of the abutting force of the lock beam assembly on the switch assembly is intersected with the sliding direction of the lock beam assembly;
The switch assembly comprises a switch body and an abutting part which are movably connected, the switch body is arranged on the lock body and is electrically connected with the driving mechanism, the abutting part is connected with the switch body through a third elastic piece, and the lock beam assembly is movably abutted against the abutting part; the butt portion is provided with the inclined plane, the movable butt of lock beam subassembly in the inclined plane, the inclined plane is by being close to the one end of switch body to keeping away from the one end of switch body, follows the lock beam subassembly is right the application of force direction of butt portion slopes gradually.
2. The electronic lock of claim 1, wherein the locking pin assembly comprises a locking pin and a first elastic member, the locking pin is slidably connected to the lock body, the locking pin is movably inserted into the limit groove, the driving mechanism drives the locking pin to be inserted into the limit groove, one end of the first elastic member is connected with the locking pin, and the other end of the first elastic member is connected with the lock body.
3. The electronic lock of claim 1, wherein the lock beam assembly comprises a lock beam and a second resilient member; the lock beam is arranged on the lock body in a sliding manner, and the limit groove is formed in the lock beam; one end of the second elastic piece is connected with the lock beam, and the other end of the second elastic piece is connected with the lock body.
4. The electronic lock according to claim 3, wherein the lock beam comprises a U-shaped lock beam body, a lock tongue part and a sliding part, wherein the lock tongue part and the sliding part are respectively connected with two ends of the lock beam body, a locking groove is formed in the lock body, the lock tongue part is used for locking in the locking groove, the sliding part is arranged on the lock body in a sliding manner, and the limiting groove is formed in the sliding part; one end of the second elastic piece is connected with the sliding part, and the other end of the second elastic piece is connected with the lock body.
5. The electronic lock of claim 4, wherein the limit groove is formed around the peripheral wall of the lock beam; the axial width of the limiting groove in the lock beam is larger than the thickness of the lock pin assembly in the limiting groove.
6. The electronic lock of any one of claims 1 to 5, further comprising an unlocking mechanism electrically connected to the drive mechanism; the driving mechanism is used for driving the lock pin assembly to slide out of the limiting groove when the unlocking mechanism acts.
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| CN201910227076.0A CN109944509B (en) | 2019-03-25 | 2019-03-25 | Electronic lock |
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| CN201910227076.0A CN109944509B (en) | 2019-03-25 | 2019-03-25 | Electronic lock |
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| CN109944509B true CN109944509B (en) | 2024-05-28 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110593672A (en) * | 2019-10-24 | 2019-12-20 | 深圳市物联锁科技有限公司 | U-shaped lock |
| CN111075279A (en) * | 2020-01-19 | 2020-04-28 | 深圳市创维群欣安防科技股份有限公司 | Electronic lock |
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| CN207122207U (en) * | 2017-08-15 | 2018-03-20 | 深圳市华大智能科技有限公司 | Passive intelligent padlock |
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