CN111088910A - Automatic switch lock and control method thereof - Google Patents
Automatic switch lock and control method thereof Download PDFInfo
- Publication number
- CN111088910A CN111088910A CN202010018624.1A CN202010018624A CN111088910A CN 111088910 A CN111088910 A CN 111088910A CN 202010018624 A CN202010018624 A CN 202010018624A CN 111088910 A CN111088910 A CN 111088910A
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- Prior art keywords
- lock
- bolt
- tongue
- signal
- door
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/146—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other locks with two or more bolts, each bolt itself being a tumbler
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B45/00—Alarm locks
- E05B45/06—Electric alarm locks
- E05B45/08—Electric alarm locks with contact making inside the lock or in the striking plate
- E05B45/083—Electric alarm locks with contact making inside the lock or in the striking plate with contact making either in the striking plate or by movement of the bolt relative to the striking plate
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B49/00—Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0048—Circuits, feeding, monitoring
- E05B2047/005—Opening, closing of the circuit
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0048—Circuits, feeding, monitoring
- E05B2047/0067—Monitoring
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention provides an automatic switch lock and a control method thereof, wherein the automatic switch lock comprises the following steps: the lock comprises a lock tongue, an oblique tongue, a driving device and a main control board, wherein the lock tongue and the oblique tongue are both telescopically arranged in a lock shell, and the oblique tongue can deflect towards the door opening and closing direction on the lock shell; the lock shell is also internally provided with a latch bolt position detection device, a lock bolt position detection device and a door plate position detection device respectively; according to the automatic switch lock, the main control board in the lock shell acquires the position of the oblique bolt through the oblique bolt position detection device, then judges whether the door plate is positioned at the position capable of completely extending the bolt according to the position of the oblique bolt, and drives the bolt to unlock and lock through the driving device, so that the bolt can be ensured to be smoothly inserted into the corresponding lock hole of the door frame when the door is locked, and false locking is avoided.
Description
Technical Field
The invention relates to the technical field of door locks, in particular to an automatic opening and closing lock and a control method thereof.
Background
The automatic switch lock is an intelligent lock, and the main control board is arranged in the intelligent lock, so that the main control board positioned in the lock shell acquires signals only by operating the intelligent panel when the lock is in a door locking state, and then the main control board controls the motor to drive the lock tongue, so that the lock tongue can be unlocked.
At present, the automatic switch lock of prior art generally adopts motor and spring common drive spring bolt, pops out the spring bolt through the spring when closing the door and locks, unblanks through the elastic force that motor drive spring bolt overcome the spring when opening the door.
However, in the automatic switch lock in the prior art, when the door is closed, although the door panel is closed, the bolt does not completely correspond to the lock hole on the door frame, and the bolt ejected by the spring driving cannot be inserted into the lock hole, which results in a false lock.
Disclosure of Invention
Therefore, the technical problem to be solved by the present invention is to overcome the defect that a false lock is easily generated when the automatic switch lock in the prior art is closed, so as to provide an automatic switch lock.
The invention also provides a control method for automatically opening and closing the lock.
In order to solve the above technical problem, the present invention provides an automatic switch lock, including: the lock comprises a lock tongue, an oblique tongue, a driving device and a main control board, wherein the lock tongue and the oblique tongue are both telescopically arranged in a lock shell, and the oblique tongue can deflect towards the door opening and closing direction on the lock shell;
the lock shell is also internally provided with a latch bolt position detection device, a lock bolt position detection device and a door plate position detection device respectively;
the lock tongue position detection device, the latch tongue position detection device, the door plate position detection device and the driving device are respectively electrically connected with the main control board.
Preferably, the latch tongue position detection device includes:
the oblique tongue induction magnetic steel sheet is connected with the oblique tongue and provided with a first position, a second position, a third position and a fourth position along with the movement of the oblique tongue;
the Hall detection plate is arranged in the lock shell, is provided with at least two detection points and respectively corresponds to two positions of the latch bolt induction magnetic steel sheet, and is electrically connected with the main control board;
when the oblique tongue deflects towards the door opening direction, the oblique tongue induces the magnetic steel sheet to be positioned at a first position; when the latch bolt retracts towards the inside of the lock shell in a state of keeping deflecting towards the door opening direction, the latch bolt induces the magnetic steel sheet to be located at the second position; when the latch bolt deflects towards the door closing direction, the latch bolt induces the magnetic steel sheet to be positioned at a third position; when the latch bolt retracts towards the inside of the lock shell in the state of keeping deflecting towards the door closing direction, the latch bolt induces the magnetic steel sheet to be located at the fourth position.
Preferably, the dead bolt position detecting apparatus includes:
the Hall detection unit is electrically connected with the main control board, and a detection point is arranged in the lock shell of the Hall detection unit;
the two lock tongue induction magnetic steel sheets are respectively connected to the lock tongues and move along with the movement of the lock tongues; when the lock tongue extends out, the first lock tongue induction magnetic steel sheet corresponds to a detection point of the Hall detection unit; when the lock tongue retracts, the second lock tongue induction magnetic steel sheet corresponds to the detection points of the Hall detection unit.
Preferably, the door panel position detecting device includes:
the detection element is arranged on a panel of the lock shell facing the door frame and is electrically connected with the main control panel;
and the trigger plate is arranged on the door frame and is suitable for being opposite to the detection element.
Preferably, the method further comprises the following steps:
the safety knob is electrically connected with the main control board;
and the safety position detection device is arranged between the safety knob and the lock shell and is electrically connected with the main control board or the driving device.
Preferably, the method further comprises the following steps: and the alarm device is electrically connected with the main control board.
The invention also provides a control method of the automatic switch lock, which is applied to the automatic switch lock in any one of the schemes and comprises the following steps:
s1: acquiring a first signal detected by a latch tongue position detection device;
s2: judging whether the latch bolt generates a first action according to the first signal;
s3: acquiring a third signal detected by the door panel position detection device;
s4: judging whether the door panel is in a door closing state or not according to the third signal;
s5: sending a driving control signal to the driving device to enable the bolt to move towards the locking position;
s6: acquiring a fourth signal detected by the bolt position detection device;
s7: a stop signal is sent towards the drive means.
Preferably, the method further comprises the following steps:
s11: acquiring a second signal of the latch tongue position detection device within a first preset time;
s12: judging whether the latch bolt has a second action according to the second signal;
s13: sending a driving control signal to the driving device to enable the bolt to move towards the locking position;
s14: acquiring a fourth signal detected by the bolt position detection device;
s15: a stop signal is sent towards the drive means.
Preferably, the control method further includes the steps of:
s21: acquiring a control signal of the intelligent panel;
s22: sending a driving control signal to a driving device according to the control signal to enable the lock tongue to move towards the unlocking position;
s23: acquiring a fifth signal detected by the bolt position detection device;
s24: judging whether the lock bolt moves to an unlocking position or not according to the fifth signal;
s25: a stop signal is sent towards the drive means.
Preferably, the method further comprises the following steps: the method comprises the following steps:
s31, acquiring a sixth signal detected by the insurance position detection device;
and S32, cutting off the power supply of the driving device according to the sixth signal.
The technical scheme of the invention has the following advantages:
1. according to the automatic switch lock provided by the invention, the main control board positioned in the lock shell acquires the position of the latch bolt through the latch bolt position detection device, then judges whether the door plate is positioned at the position capable of completely extending the latch bolt according to the position of the latch bolt, and drives the latch bolt to unlock and lock through the driving device; only when the latch bolt extends out and enters the lock hole corresponding to the door frame, the main control board can drive the latch bolt to extend out, so that the latch bolt can be ensured to be smoothly inserted into the lock hole corresponding to the door frame, and therefore false locking can be avoided.
2. According to the automatic switch lock provided by the invention, as the locking movement and the unlocking movement of the lock tongue are driven by the driving device, after the lock tongue is locked, the driving device does not need to perform idle rotation, and the lock tongue can be effectively driven during unlocking and locking; and because the main control board obtains the position of the lock tongue through the lock tongue position detection device, and then controls the driving device, therefore the driving device does not need to set a zero position, no matter the driving device stops at any position, the lock shell can be opened and closed in a mechanical mode, and the normal opening and closing of the lock can be realized when the driving device is started next time.
3. The automatic lock opening and closing device comprises a door plate position detection device, wherein a main control board obtains the position of an oblique tongue through the oblique tongue position detection device, judges the state of the door plate, and finally sends out a corresponding action instruction after all conditions are met, so that a lock can normally operate under the control of an intelligent panel, and the risk of mistaken locking is effectively avoided.
4. The automatic switch lock provided by the invention comprises the safety knob, wherein the safety knob is electrically connected with the main control board or the driving device, the driving power supply of the driving device can be turned on or cut off by rotating the safety knob, and the safety after the door is locked can be improved by actively cutting off the power supply of the driving device.
5. According to the control method for automatically opening and closing the lock, when the door is locked, the main control board firstly acquires the action signal of the lock tongue, judges whether the door acts or not and whether the door reaches the locking condition or not according to the action of the lock tongue, and then controls to drive the lock tongue to lock, so that the lock tongue can be smoothly locked into the corresponding lock hole of the door frame.
6. According to the control method for automatically opening and closing the lock, provided by the invention, when the driving device is used for locking the door, the state of the lock tongue is judged through the lock tongue position detection device, and when the lock tongue does not reach the preset position within a certain time, the driving can be stopped and an alarm can be given out, so that the problem of motor burning loss is effectively avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic view of the internal structure of the automatic switch lock of the present invention.
Fig. 2 is a perspective view of the latch bolt assembly of fig. 1.
Fig. 3 is an exploded view of a portion of the structure of fig. 2.
Fig. 4 is an enlarged perspective view of a portion of the structure in the area a in fig. 1.
Fig. 5 is a flow chart of the automatic switch lock of the invention for controlling unlocking through the intelligent panel.
Fig. 6 is a flow chart of the automatic switch lock of the present invention controlling the power supply of the driving device through the safety knob.
Fig. 7 is a flow chart of the automatic switch lock of the present invention, which is automatically locked after the intelligent panel controls unlocking and does not open the door in time.
Fig. 8 is a flow chart of the automatic locking mechanism of the present invention for automatically locking the door when the door is closed.
Description of reference numerals:
1. a lock case; 2. a latch bolt; 3. a latch bolt; 4. a main control board; 5. a motor; 6. a safety knob; 7. a first positioning plate; 8. a second positioning plate; 9. mounting a plate; 10. a door frame; 11. a panel; 12. a Hall detection board; 13. and detecting points.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The present embodiment provides an automatic switch lock, as shown in fig. 1, including: the lock comprises a lock shell 1, wherein a main control board 4, a bolt 2, a latch bolt 3 and a motor 5 are arranged in the lock shell 1. The main control board 4 is electrically connected with an intelligent panel, and the intelligent panel can be arranged outside the lock shell 1 and also can be arranged on a door plate. The main control board 4 receives a signal from the intelligent panel through an input signal line to open the door, and the signal may include: electronic passwords, fingerprints, facial recognition, etc.
As shown in fig. 1, the bolt 2 and the latch bolt 3 are arranged side by side in the lock case 1 and can respectively and independently retract and extend to slide in the lock case 1. And the bolt 2 and the latch bolt 3 are respectively provided with a bolt position detection device and a latch bolt position detection device, and the latch bolt position detection device and the bolt position detection device are respectively electrically connected with the main control board 4. Specifically, the latch tongue position detection device includes: the oblique tongue inducts the magnetic steel sheet and the Hall detection plate 12. The oblique tongue induction magnetic steel sheet is connected to the root of the oblique tongue 3, and the oblique tongue induction magnetic steel sheet has a first position, a second position, a third position and a fourth position along with the movement of the oblique tongue 3; the Hall detection plate 12 is arranged in the lock shell 1, and at least two detection points 10 are arranged on the Hall detection plate 12 and respectively correspond to two positions of the latch bolt induction magnetic steel sheet; the hall detection board 12 is electrically connected with the main control board 4.
When the inclined tongue 3 deflects towards the door opening direction, the inclined tongue induces the magnetic steel sheet to be positioned at a first position; when the latch bolt 3 retracts towards the lock shell 1 in a state of keeping deflecting towards the door opening direction, the latch bolt induces the magnetic steel sheet to be positioned at the second position; when the inclined tongue 3 deflects towards the door closing direction, the inclined tongue inducts that the magnetic steel sheet is positioned at a third position; when the latch bolt 3 retracts towards the lock shell 1 in a state of keeping deflecting towards the door closing direction, the latch bolt induces the magnetic steel sheet to be positioned at the fourth position; the hall detection plate 12 is provided with detection points corresponding to the latch tongue 3 at the first position and the third position, respectively.
A motor 5 is arranged in the lock shell 1 and used as a driving device for driving the bolt 2 to extend and retract; the motor 5 is electrically connected with the main control board 4, the motor 5 drives forward rotation or reverse rotation correspondingly according to a control signal of the main control board 4, the bolt 2 is driven to extend out when the motor 5 rotates forward, and the bolt 2 is driven to retract when the motor 5 rotates reversely.
When the door panel works, the main control board 4 judges the position of the latch bolt 3 by receiving a signal of the latch bolt position detection device, so that the state of the door panel is judged; and then the main control board 4 sends a control signal to the driving device, so that the driving device drives the bolt 2 to act. Wherein, main control board 4 passes through motor 5 signal line connection motor 5, in order to control motor 5 passes through drive mechanism and drives spring bolt 2 and move between the lock-out and lock-in position, and drive mechanism is the gear train in this embodiment.
The lock shell 1 is also internally provided with a safety knob 6 and a safety position detection device, and the main control board 4 detects the state of the safety knob 6 through the safety position detection device. Specifically, the safety knob 6 is connected with a safety shifting piece, the safety shifting piece is provided with magnetic steel, and two Hall detection elements are arranged in the lock shell 1 corresponding to the safety shifting piece; when the safety knob 6 moves to an opening position, the safety shifting piece correspondingly triggers one Hall detection element; when the safety knob 6 moves to the closing position, the safety shifting piece correspondingly triggers the other Hall detection element.
A door panel position detection device is fixedly provided on a panel 11 of the lock case 1 for facing the door frame 10, and includes: a trigger plate fixedly arranged on the door frame 10 and a detection element arranged in the lock shell 1, wherein the detection element is in signal connection with the main control board 4 through a door magnet signal line; when the door is closed, the trigger plate on the door frame 10 triggers the detection element inside the lock case 1, so that the main control board 4 detects the door-closed state of the door panel.
As shown in fig. 2 and 3, the lock shell 1 is rotatably connected with the latch bolt 3 through a mounting plate 9; the extending direction of the oblique tongue 3 is the head part of the mounting plate 9, and the head part of the mounting plate 9 is provided with a fixed shaft for mounting the oblique tongue 3; two positioning plates are respectively and independently arranged on two side surfaces of the mounting plate 9 in a sliding manner, the cross section of the oblique tongue 3 is an isosceles triangle profile, an isosceles triangle groove is formed in the bottom side of the isosceles triangle, and when the oblique tongue 3 rotates on the mounting plate 9, two waist edges of the groove respectively push the two positioning plates to slide relative to the mounting plate 9.
As shown in fig. 4, magnetic steels are respectively and fixedly arranged on the two positioning plates, and hall detection elements are respectively arranged in the lock case 1 and correspond to the two magnetic steels on the two positioning plates; when the door is closed, the latch bolt 3 is contacted with the door frame 10, so that the latch bolt 3 deflects towards the door opening direction and retracts into the lock shell 1, at the moment, the root of the latch bolt 3 drives the first positioning plate 7 to move inwards relative to the mounting plate 9, and when the first positioning plate 7 moves to the innermost end position, the magnetic steel on the first positioning plate 7 enables the first Hall detection element corresponding to the magnetic steel in the lock shell 1 not to detect the magnetic steel; when the door plate is closed to the right place, the latch bolt 3 crosses the door frame 10 and enters into the corresponding lockhole, and the spring bolt 2 pops up this moment, and the first locating plate 7 that is located the 3 roots of latch bolt is relative the mounting panel 9 outwards removes, works as when the first locating plate 7 removed the extreme position, and the magnet steel that is located on the first locating plate 7 triggers first hall detecting element.
When the door is opened, when the latch bolt 3 is in contact with the door frame 10, the latch bolt 3 deflects towards the door closing direction and retracts into the lock shell 1, at the moment, the root of the latch bolt 3 drives the second positioning plate 8 to move inwards relative to the mounting plate 9, and when the second positioning plate 8 moves to the innermost end position, the magnetic steel on the second positioning plate 8 enables a second Hall detection element corresponding to the magnetic steel in the lock shell 1 not to detect; after the door plate is opened, the latch bolt 3 is popped out over the door frame 10, the second positioning plate 8 positioned at the root of the latch bolt 3 is opposite to the mounting plate 9 and moves outwards, and when the second positioning plate 8 moves to the outermost position, the magnetic steel positioned on the second mounting plate 9 triggers the second Hall detection element.
The first Hall detection element and the second Hall detection element are in signal connection with the main control board 4 through Hall signal lines.
As shown in fig. 5, when the automatic switch lock of the present embodiment opens the door through the smart panel, the main control board 4 executes the following steps:
s21: and acquiring a control signal of the intelligent panel.
S22: and sending a driving control signal to a driving device according to the control signal to enable the lock bolt 2 to move towards the unlocking position.
S23: and acquiring a fifth signal detected by the bolt position detection device, wherein the fifth signal is a signal generated by a Hall detection element triggered by corresponding magnetic steel on the lock shell 1 after the bolt 2 retracts into the lock shell 1.
S24: and judging whether the lock bolt 2 moves to the unlocking position or not according to the fifth signal.
S25: a stop signal is sent towards the drive means.
As shown in fig. 6, in the automatic lock switch of the present embodiment, when the safety knob 6 is operated, the main control board 4 performs the following steps:
s31, acquiring a sixth signal detected by the safety position detection device, wherein the sixth signal is a signal sent by a Hall detection element when the magnetic steel on the safety rotary dial plate triggers the Hall detection element which is arranged in the lock shell 1 and corresponds to the magnetic steel; correspondingly, if the magnetic steel triggers another hall detection element arranged in the lock shell 1 and corresponding to the magnetic steel, the other hall detection element sends a seventh signal.
And S32, cutting off the power supply of the driving device according to the sixth signal.
As shown in fig. 7, after the lock tongue 2 is unlocked through the smart panel, the lock tongue 2 is set to be automatically locked within a certain preset time, which may be generally set to 3-5 seconds, for safety. Specifically, the main control board 4 executes the following steps:
s11: after unlocking control operation is finished, acquiring a second signal of the latch bolt position detection device within a first preset time; the second signal is a signal detected by a corresponding hall detection element located in the lock case 1 after the latch bolt 3 is deflected towards the door closing direction, and the action of retracting and ejecting is completed.
S12: and judging whether the latch bolt 3 generates a second action according to the second signal, wherein the second action is the action of retracting and ejecting the latch bolt 3 after the latch bolt 3 deflects towards the door closing direction.
S13: if the second action does not occur on the latch bolt 3, that is, the corresponding hall detection element does not detect the corresponding signal, it is indicated that the door opening operation is not performed, and the door panel needs to be locked in time, so that the main control panel 4 sends a driving control signal to the driving device, and the latch bolt 2 moves toward the locking position.
S14: acquiring a fourth signal detected by the bolt position detection device; the fourth signal is a signal generated by a hall detection element triggered by corresponding magnetic steel on the lock case 1 after the bolt 2 extends out of the lock hole of the door frame 10.
S15: a stop signal is sent towards the drive means.
As shown in fig. 8, when the door is closed and automatically locked, the main control board 4 performs the following steps:
s1: acquiring a first signal detected by a latch tongue position detection device; the first signal is a signal detected by a corresponding Hall detection element positioned in the lock shell 1 after the latch bolt 3 is deflected towards the door opening direction and retracts and ejects.
S2: judging whether the latch bolt 3 generates a first action according to the first signal; the first action is the action of retracting and ejecting the latch tongue 3 after deflecting towards the door opening direction.
S3: acquiring a third signal detected by the door panel position detection device; the third signal is a signal sent by a detection element arranged on the panel 11 of the lock case 1 when said detection element detects a trigger plate arranged on the door frame 10.
S4: and judging whether the door panel is in a door closing state or not according to the third signal.
S5: a drive control signal is sent to the drive device to move the latch 2 toward the locked position.
S6: acquiring a fourth signal detected by the bolt position detection device; the fourth signal is a signal generated by a hall detection element triggered by corresponding magnetic steel on the lock case 1 after the bolt 2 extends out of the lock hole of the door frame 10.
S7: a stop signal is sent towards the drive means.
In the above steps, if the door is closed, the latch bolt 3 has a first action which is incomplete, that is, the latch bolt 3 is not ejected out in time after retracting, and at this time, the main control board 4 sends an alarm signal to the alarm device.
In addition, in step S6, if the fourth signal is not obtained within a preset time, which indicates that the bolt 2 is jammed and does not extend in place, the main control board 4 sends an alarm signal to the alarm device; the preset time is determined according to the driving speed of the motor 5 and may be set to 1 second.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.
Claims (10)
1. An automatic switch lock, comprising: the door lock comprises a lock tongue (2), an oblique tongue (3), a driving device and a main control board (4), wherein the lock tongue (2) and the oblique tongue (3) are both telescopically arranged in a lock shell (1), and the oblique tongue (3) can deflect towards the door opening and closing direction on the lock shell (1);
the lock shell (1) is also internally provided with a latch bolt position detection device, a lock bolt position detection device and a door plate position detection device respectively;
the lock tongue position detection device, the latch tongue position detection device, the door plate position detection device and the driving device are respectively and electrically connected with the main control board (4).
2. The automatic switch lock according to claim 1, wherein said latch position detecting means comprises:
the oblique tongue induction magnetic steel sheet is connected with the oblique tongue (3) and has a first position, a second position, a third position and a fourth position along with the movement of the oblique tongue (3);
the Hall detection plate (12) is arranged in the lock shell (1), is provided with at least two detection points and respectively corresponds to two positions of the latch bolt induction magnetic steel sheet, and the Hall detection plate (12) is electrically connected with the main control plate (4);
when the oblique tongue (3) deflects towards the door opening direction, the oblique tongue induces the magnetic steel sheet to be positioned at a first position; when the latch bolt (3) retracts towards the inside of the lock shell (1) in a state of keeping deflecting towards the door opening direction, the latch bolt induces the magnetic steel sheet to be positioned at the second position; when the latch bolt (3) deflects towards the door closing direction, the latch bolt inducts that the magnetic steel sheet is positioned at a third position; when the latch bolt (3) retracts towards the inside of the lock shell (1) in a state of keeping deflecting towards the door closing direction, the latch bolt induces the magnetic steel sheet to be located at the fourth position.
3. The automatic switch lock according to claim 1, wherein said dead bolt position detecting means comprises:
the Hall detection unit is electrically connected with the main control board (4), and a detection point is arranged in the lock shell (1) of the Hall detection unit;
the number of the induction magnetic steel sheets of the lock tongue (2) is two, the induction magnetic steel sheets are respectively connected to the lock tongue (2) and move along with the movement of the lock tongue (2); when the lock tongue (2) extends out, the first lock tongue (2) induces the magnetic steel sheet to correspond to the detection point of the Hall detection unit; when the lock tongue (2) retracts, the second lock tongue (2) induces the magnetic steel sheet to correspond to the detection points of the Hall detection unit.
4. The automatic switch lock of claim 1, wherein the door panel position detecting means comprises:
the detection element is arranged on a panel (11) of the lock shell (1) facing a door frame (10) and is electrically connected with the main control board (4);
a trigger plate, arranged on the door frame (10), adapted to be opposite to the detection element.
5. The automatic switch lock according to claim 1, further comprising:
the safety knob (6) is electrically connected with the main control board (4);
and the safety position detection device is arranged between the safety knob (6) and the lock shell (1) and is electrically connected with the main control board (4) or the driving device.
6. The automatic switch lock according to claim 1, further comprising: and the alarm device is electrically connected with the main control board (4).
7. A control method of an automatic switch lock, which is applied to the automatic switch lock as claimed in any one of claims 1 to 6, is characterized by comprising the following steps:
s1: acquiring a first signal detected by a latch tongue position detection device;
s2: judging whether the latch bolt (3) has a first action or not according to the first signal;
s3: acquiring a third signal detected by the door panel position detection device;
s4: judging whether the door panel is in a door closing state or not according to the third signal;
s5: a driving control signal is sent to the driving device to enable the bolt (2) to move towards the direction of the locking position;
s6: acquiring a fourth signal detected by the bolt position detection device;
s7: a stop signal is sent towards the drive means.
8. The method for controlling an automatic switch lock according to claim 7, further comprising the steps of:
s11: acquiring a second signal of the latch tongue position detection device within a first preset time;
s12: judging whether the latch bolt (3) has a second action according to the second signal;
s13: a driving control signal is sent to the driving device to enable the bolt (2) to move towards the direction of the locking position;
s14: acquiring a fourth signal detected by the bolt position detection device;
s15: a stop signal is sent towards the drive means.
9. The control method of an automatic switch lock according to claim 7, characterized in that the control method further comprises the steps of:
s21: acquiring a control signal of the intelligent panel;
s22: sending a driving control signal to a driving device according to the control signal to enable the lock bolt (2) to move towards the unlocking position;
s23: acquiring a fifth signal detected by the bolt position detection device;
s24: judging whether the lock bolt (2) moves to an unlocking position or not according to the fifth signal;
s25: a stop signal is sent towards the drive means.
10. The method for controlling an automatic switch lock according to claim 7, further comprising: the method comprises the following steps:
s31, acquiring a sixth signal detected by the insurance position detection device;
and S32, cutting off the power supply of the driving device according to the sixth signal.
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| CN112664064A (en) * | 2020-12-28 | 2021-04-16 | 广东科裕智能科技有限公司 | Intelligent lock and control method with same |
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