CN216866286U - Self-adaptive intelligent lock - Google Patents

Abstract

The utility model discloses a self-adaptive intelligent lock, wherein a front panel is provided with a key; the first circuit board is embedded in the front panel and connected with the keys; the lock tongue comprises a lock tongue; the lock head comprises an extension piece and can drive the lock tongue of the lock to stretch; a rear lock shell; the rotary knob is fixedly connected with the extension piece; a drive device; comprises the following steps: a first drive gear; the second transmission gear is meshed with the first transmission gear, and a second mounting groove and a first magnetic piece are arranged on the end face of the second transmission gear; the elastic torsion piece comprises two support legs, and the two support legs extend into the second mounting groove; the driving piece is fixed with the rotary knob, a second magnetic piece is arranged above the driving piece, and the driving piece comprises a protruding part which is positioned on the rotating tracks of the two support legs; and the second circuit board is communicated with the first circuit board, and a first sensing element and a second sensing element are arranged on the second circuit board. The intelligent lock solves the problem that the existing intelligent lock is poor in universality.

Description

Self-adaptive intelligent lock

Technical Field

The utility model belongs to the technical field of intelligent locks, and particularly relates to an improvement of an intelligent lock structure capable of realizing left-handed opening and right-handed opening.

Background

In daily life, door locks are important barriers for guaranteeing property and privacy safety. With the development of society, the requirements of door locks on safety and convenience are increasing day by day. Electronic locks, especially fingerprint locks, are a new type of locks, and electronic technology, biological feature recognition technology-fingerprint recognition technology is applied to door locks, so that not only is the safety guaranteed, but also convenience is brought to the ground for daily application. Thus, it is becoming socially recognized.

The intelligent lock in the existing market determines the door opening direction when leaving the factory, the left and right directions of the intelligent lock can not be directly changed, each lock can only realize that the door is opened leftwards or rightwards, and the lock body of the door is opened leftwards can not be installed on the door body of the door, so that the installation environment of the intelligent lock is limited, and the universality is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel intelligent lock, aiming at the problems that the intelligent lock in the prior art can only realize a single unlocking direction, the installation environment is limited, and the universality is poor.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

an adaptive intelligent lock, comprising:

a front panel module;

the front panel module includes: the front panel is provided with a key;

the first circuit board is embedded in the front panel, an electric touch key is arranged above the first circuit board, the first circuit board is electrically connected with the electric touch key, and the key corresponds to the electric touch key in position;

the lock comprises a lock tongue;

the lock head is assembled on the front panel and comprises an extension piece, and the extension piece can rotate to drive a lock tongue of the lock to extend and retract;

the rear lock shell module comprises a rear lock shell;

the rotary knob is arranged on the lock rear shell, extends into the rear lock shell and is fixedly connected with the extending piece;

the driving device is assembled on the rear lock shell;

gear drive subassembly, the assembly in the back lock shell with drive arrangement transmission is connected, and it is including: a first drive gear;

the second transmission gear is meshed with the first transmission gear and is rotationally connected to the rear lock shell, and a first installation groove, a second installation groove and a first magnetic piece are formed in the end face of the second transmission gear;

the elastic torsion piece is arranged in the first mounting groove and comprises two support legs, and the two support legs extend into the second mounting groove from the first mounting groove;

the driving piece is fixed with the rotary knob, a second magnetic piece is arranged above the driving piece, the driving piece comprises a protruding part, and the protruding part is inserted into the second mounting groove and is positioned on the rotating tracks of the two support legs;

the second circuit board is in communication connection with the first circuit board, and a first induction element which is inducted by the first magnetic part on the second transmission gear and a second induction element which is matched with the second magnetic part on the driving part are arranged on the second circuit board;

the plugging plate is plugged on the rear lock shell and fixedly connected with the rear lock shell;

and the locking piece penetrates through the plugging plate and the locking bar and is locked and fixed on the front panel.

Furthermore, the front panel module is further provided with an emergency power supply circuit board, and the emergency power supply circuit board is fixed in the front panel through screws.

Furthermore, an annular concave groove is formed in the end face of the second transmission gear in an inwards concave mode, a semi-annular bulge is arranged in the annular concave groove, the semi-annular bulge enables the annular concave groove to be divided into two ends, wherein the two ends of the first mounting groove are provided with openings, the first mounting groove is surrounded by the second mounting groove, and the two support legs stretch into the second mounting groove after stretching out of the openings and abut against the side wall of the outer ring of the annular concave groove.

Furthermore, an annular bulge is arranged on the rear lock shell, a circular sleeving hole is formed in the center of the second transmission gear, and the circular sleeving hole is sleeved on the annular bulge.

Furthermore, an insertion hole is formed in the driving piece, the shape of the insertion hole is matched with the shape of the cross section of the rotary knob, and the shape of the insertion hole is a runway shape.

Furthermore, the lock bolt is provided with a T-shaped insertion hole, the end part of the extension piece is provided with a protrusion, a T-shaped insertion groove is formed in the rotary knob, and the extension piece and the protrusion are inserted and fixed in the T-shaped insertion groove in the rotary knob after penetrating through the T-shaped insertion hole.

Furthermore, the front panel module further comprises a silica gel pad, and the silica gel pad is fixed on the front panel.

Furthermore, a battery mounting groove is formed in the rear lock shell.

Further, the protruding portion is disposed perpendicular to the driving member.

Further, the locking piece is a locking screw.

Compared with the prior art, the utility model has the advantages and positive effects that:

the intelligent lock is provided with a driving device, a gear transmission component, a driving piece, a lock key, a rotary knob and a lock head, and a first circuit board and a second circuit board which are used for controlling are correspondingly arranged, when the intelligent lock is used, a key can be triggered by inputting a password to trigger an electric touch key on the first circuit board, the first circuit board transmits an electric signal to the second circuit board, the second circuit board can control the driving device to act to drive the gear transmission component, the driving piece, the rotary knob, the lock head and the lock key to rotate so as to realize automatic unlocking, because the driving piece is driven by a support leg of an elastic torsion piece arranged in a second transmission gear forming the gear transmission component, when the intelligent lock is used, the driving piece can be controlled to rotate along a certain direction, the driving piece is driven to rotate by one support leg to realize left door opening, and the driving device can also be controlled to rotate along the other direction, drive rotation such as driving piece through another stabilizer blade and realize opening the door in the right side, make it can satisfy the demand that the different door bodies of installing left side and opening the door in the right side installed, strengthened the commonality.

Other features and advantages of the present invention will become more apparent from the following detailed description of the utility model when taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a first exploded view of an intelligent lock according to an embodiment of the present invention;

fig. 2 is an exploded view of the intelligent lock according to the embodiment of the present invention;

fig. 3 is a first schematic structural diagram of a front panel module of an intelligent lock according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a front panel module of the intelligent lock according to the embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a rear lock housing module of the smart lock according to an embodiment of the present invention;

FIG. 6 is a diagram of the structure of the intelligent lock in the embodiment of the utility model, wherein the lock head, the lock tongue and the rotary knob are matched;

FIG. 7 is a schematic structural diagram of a lock head of the intelligent lock in the embodiment of the utility model;

FIG. 8 is a schematic structural diagram of a shackle of an intelligent lock according to an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a second transmission gear of the intelligent lock in the embodiment of the utility model;

FIG. 10 is a front view of the smart lock of the embodiment of the present invention in a left locked state;

FIG. 11 is a first schematic structural diagram of the smart lock according to the embodiment of the present invention, when the smart lock is in a left-off state;

FIG. 12 is a sectional view taken along line A-A of FIG. 11;

FIG. 13 is a sectional view taken along line B-B of FIG. 11;

FIG. 14 is a schematic structural diagram of the smart lock according to the embodiment of the present invention, in a right locking state;

FIG. 15 is a cross-sectional view taken along line C-C of FIG. 14;

fig. 16 is a cross-sectional view taken along line D-D of fig. 14.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and examples.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific 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.

The utility model provides an embodiment capable of realizing an intelligent lock, which comprises the following steps:

a front panel module and a rear lock shell module; when the door lock is assembled, the front panel module is correspondingly assembled on the outer side of the door body, and the rear lock shell module is correspondingly installed on the inner side of the door body.

Specifically, the front panel module in this embodiment includes: the front panel 100 is provided with a key 110, when the key 110 is arranged, the key 110 can be provided with a silica gel key 110 with numbers, and the bottom of the silica gel key 110 is correspondingly provided with a triggering elastic sheet.

A first circuit board 120 embedded in the front panel 100;

correspondingly, an electric touch key is welded and fixed on the first circuit board 120, the electric touch key is electrically connected with the first circuit board 120, the position of the key 110 corresponds to the position of the electric touch key, when the touch panel is used, the electric touch key 110 welded on the first circuit board 120 is triggered by pressing the silica gel key 110, and the electric touch key 110 transmits a signal to the first circuit board 120 after being triggered.

When assembling, the first circuit board 120 may be fixedly mounted in the front panel 100 by bolting.

The lock ring 200 includes a lock tongue 210, and the lock ring 200 in this embodiment may be directly implemented by a standard component of the lock ring 200 existing in the market, and the lock tongue 210 is provided inside the lock ring 200.

The lock head 300 is assembled on the front panel 100, and includes an extension member 310, which can rotate the extension member 310 to drive the bolt 210 of the lock bar 200 to extend, in this embodiment, the lock head 300 can also directly adopt the existing lock head 300 in the prior art, the extension member 310 included in the lock head 300 is a flat rod, when the lock head 200 is specifically arranged, a T-shaped slot 510 is provided on the lock bar 200, the flat rod can be inserted into the T-shaped slot 510, when the lock head 300 is rotated to drive the flat rod on the lock head 300 to rotate, the lock head 300 in the lock bar 200 can be correspondingly driven to extend or retract by the flat rod, so as to implement the door opening and closing operation, in this kind of door opening and closing operation, the key needs to be correspondingly inserted into the key insertion hole 743 to drive the lock head 300 to rotate to implement the door opening and closing operation.

The rear lock shell 400 module comprises a rear lock shell 400;

a rotary knob 500 disposed on the lock rear case and extending into the rear lock case 400, and fixedly connected to the extending member 310, preferably, the rotary knob 500 in this embodiment includes a knob rod and a knob head fixedly connected to the knob rod, and the rotary knob 500 is rotatably mounted on the rear lock case 400.

A driving device 600 mounted on the rear lock case 400, wherein the driving device 600 is preferably a driving motor, which is mounted and fixed in the rear lock case 400 through a motor mounting bracket.

The gear transmission assembly 700 is assembled in the rear lock case 400 and is in transmission connection with the driving device 600, and comprises: a first transmission gear 710;

the second transmission gear 720 is meshed with the first transmission gear 710, the second transmission gear 720 is rotatably connected to the rear lock case 400, specifically, an annular protrusion is arranged on the rear lock case 400, an annular groove is formed in an end face of the second transmission gear 720, the annular protrusion is inserted into the annular groove to realize the rotary connection of the second transmission gear 720 relative to the rear lock case 400, in order to avoid the rotary knob 500, an avoiding circular hole is further formed in the second transmission gear 720, a first installation groove 721 and a second installation groove 722 are arranged on the end face of the second transmission gear 720, and a first magnetic member 723 can be selected from first magnets.

The elastic torsion member 730 is arranged in the first installation groove 721 and comprises two supporting feet 731, and the two supporting feet 731 extend into the second installation groove 722 from the first installation groove 721;

the driving member 740 is fixed to the rotary knob 500, and a second magnetic member 741 is disposed above the driving member, and the second magnetic member 741 is a second magnet, which is mounted to be embedded in an end surface of the driving member 740.

The driving member 740 includes a protruding portion 742, the protruding portion 742 is inserted into the second mounting groove 722 and located on the rotation track of the two supporting legs 731, preferably, the protruding portion 742 is disposed perpendicular to the driving member 740 body, and when the driving member 740 is installed, the driving member 740 is sleeved on the rotation knob 500 and is fixedly connected to the rotation knob 500.

And a second circuit board 750 communicatively connected to the first circuit board 120, wherein a first sensing element is disposed on the second circuit board 750, the first sensing element being configured to sense the first magnetic member 723 of the second transmission gear 720, and a second sensing element 751 is configured to cooperate with the second magnetic member 741 of the driving member 740, the first sensing element may be a hall sensor in some preferred embodiments, and the second sensing element 751 may be configured to be a hall sensor.

The plugging plate 810 is plugged on the rear lock shell 400 and fixedly connected with the rear lock shell 400;

and a locking member 820 which passes through the blocking plate 810 and the locking ring 200 and is locked and fixed on the front panel 100.

The intelligent lock in this embodiment has 2 unlocking modes, one of which is as described above, and the lock is opened and closed by rotating the lock head 300 to drive the bolt 210 in the lock bar 200 to extend and retract.

Another way of locking and unlocking is to input a password to realize locking and unlocking, when unlocking is required, a user can input a corresponding password through the key 110 on the front panel 100, the key 110 triggers the electric touch key welded and fixed on the first circuit board 120, the electric touch key is triggered to transmit a signal to the second circuit board 750, the second circuit board 750 receives an unlocking signal and then controls the driving device 600 to operate, the driving device 600 rotates to drive the first transmission gear 710 connected with the driving device to rotate, the first transmission gear 710 rotates to drive the second transmission gear 720 connected with the first transmission gear to rotate, when the second transmission gear 720 is in an initial state, the supporting foot 731 of the elastic torsion member 730 above the second transmission gear is not in contact with the boss 742 on the driving member 740, therefore, the corresponding boss 742 on the driving member 740 after the second transmission gear rotates 90 degrees is in contact, because the boss 742 is located on the rotation trajectory line of the supporting foot 731, when the second transmission gear 720 rotates, the elastic torsion member 730 disposed above the second transmission gear is driven to rotate, when the elastic torsion member 730 rotates, the position of the supporting foot 731 above the elastic torsion member changes correspondingly, when the elastic torsion member rotates to 90, the supporting foot 731 contacts with the protruding portion 742, when the elastic torsion member rotates continuously, the driving member 740 is driven by the protruding portion 742 to rotate synchronously with the elastic torsion member, the driving member 740 is fixedly connected with the rotary knob 500 correspondingly, and then the rotary knob 500 is driven to rotate, the rotary knob 500 drives the extension member 310 connected with the rotary knob 500 to rotate, the extension member 310 extends into the lock bar 200, and when the extension member 310 rotates, the lock tongue 210 in the lock bar 200 is correspondingly driven to extend and retract, so that the lock opening and closing operations are realized.

When the driving member 740 rotates in place, the second magnetic member 741 above the driving member corresponds to the second sensing element 751 on the second circuit board 750, and can trigger the second sensing element 751 on the second circuit board 750, and at this time, the second circuit board 750 can sense that the unlocking is in place;

then, the second circuit board 750 controls the driving device 600 to rotate in the reverse direction by 90 degrees, so as to drive the first transmission gear 710, the second transmission gear 720 connected to the driving device and the elastic torsion element 730 located on the second transmission gear 720 to rotate in the reverse direction by 90 degrees, during the rotation process, because the support leg 731 and the protrusion 742 are not in a contact state, the driving element 740 and the rotation knob 500 do not rotate, so that the support leg 731 of the elastic torsion element 730 is no longer in contact with the protrusion 742, and the support leg 731 and the protrusion 742 of the elastic torsion element 730 return to an initial position state, i.e. a non-contact state, so as to ensure that the unlocking can be performed successfully when the unlocking is performed again.

The intelligent lock structure in this embodiment can realize unlocking in a left direction or a right direction, for example, when the intelligent lock structure is used, the gear transmission assembly 700 can be driven to rotate by clockwise rotation of the control motor, the door opening in one direction, for example, in the left direction, can be realized by cooperation of one of the legs 731 and the protrusion 742 of the elastic torsion member 730, and the gear transmission assembly 700 can also be driven to rotate by counterclockwise rotation of the control motor, so that the door opening in another direction, for example, in the right direction, can be realized by cooperation of the other leg 731 and the protrusion 742 of the elastic torsion member 730.

The intelligence lock in this embodiment can realize that the left direction is opened the door or the right direction is opened the door promptly, when the installation, can install the door body that needs carry out the left side and open the door, perhaps uses on the door body that opens the door in the right side all can, makes its user demand who has satisfied different installation environment, and the commonality is stronger.

In addition, the intelligent lock in this embodiment can automatically sense whether to unlock the lock left or unlock the lock right, for example, when the intelligent lock is initially used, the default unlocking set in the second circuit board 750 is left unlocking, after the unlocking password is input, the second circuit board 750 firstly controls the driving device 600 to rotate along a certain direction, for example, clockwise, if the unlocking direction is wrong at this time, due to the limitation of the unlocking direction of the lock bolt 200, the lock bolt can only rotate along a certain direction under the driving of the flat rod, if the rotating direction is opposite, the flat rod is limited, so that the rotation of the rotary knob 500 connected with the flat rod is limited, and the driving piece 740, the gear transmission assembly 700 and the driving device 600 connected with the rotary knob 500 do not rotate, that is, if the door opening direction is opposite to the door opening direction preset by the second circuit board 750, the driving device 600 is limited by the structure of the lock bolt 200, at this time, the second circuit board 750 will automatically control the driving device 600 to rotate in the opposite direction, switch to the opposite direction to try to open and close the door, and store and record the correct door opening direction.

If the unlocking password is initially input, the unlocking direction is correct, and the driving device 600 drives the gear transmission assembly 700, the driving member 740 and the rotary knob 500 to rotate correspondingly to drive the lock bar 200 to normally unlock.

In order to realize the emergency power supply function, the front panel 100 module in this embodiment further includes an emergency power supply circuit board 130, and the emergency power supply circuit board 130 is fixed in the front panel 100 by screws.

Further, an annular concave groove is formed in the end face of the second transmission gear 720 in an inward concave manner, a semi-annular protrusion 724 is arranged in the annular concave groove, the semi-annular protrusion 724 divides the annular concave groove into a first mounting groove 721 with openings at two ends and a second mounting groove 722 surrounding the first mounting groove 721, and the two support legs 731 extend out of the openings, then extend into the second mounting groove 722 and abut against the side wall of the outer ring of the annular concave groove.

Preferably, the elastic torsion member 730 is a torsion spring, and two legs 731 of the torsion member extend from the opening at the end of the annular protrusion 320 and then bend, and then are disposed in the second mounting groove 722, and the end abuts against the outer sidewall of the second mounting groove 722, so that it can abut against the protrusion 742 of the contact driving member 740 when rotating.

Further, a circular avoiding hole 725 is formed in the center of the first transmission gear 710, and the section of the rotary knob 500 is racetrack-shaped.

Furthermore, an insertion hole 743 is formed in the driving member 740, the shape of the insertion hole 743 is matched with the shape of the cross section of the rotating knob 500, and the insertion hole 743 is in a track shape.

Of course, the shape of the insertion hole 743 may also be a straight line or a polygon, and the cross section of the rotary knob 500 may also be a straight line or a polygon, such as a quadrangle, and the like, which is not limited herein.

Of course, the insertion hole 743 and the rotation knob 500 may be any other fitting method for directly and fixedly connecting, and are not limited herein.

Further, a T-shaped insertion hole 220 is formed in the lock bar 200, a protrusion 320 is arranged at the top of the protruding member 310, a T-shaped insertion slot 510 is formed in the rotary knob 500, the protruding member 310 and the protrusion 320 are inserted and fixed in the T-shaped insertion slot 510 in the rotary knob 500 after penetrating through the T-shaped insertion hole 220, when the protruding member 310 is matched with the T-shaped insertion hole 220, the protruding member 310 is inserted into a transverse insertion hole of the T-shaped insertion hole 220, and the protrusion 320 penetrates through the upper half part of a vertical insertion hole of the T-shaped insertion hole 220.

The shape of the T-shaped slot 510 is matched with the cross-sectional shape formed by the extension piece 310 and the protrusion 320, so that the extension piece 310 and the protrusion 320 can be just inserted into the T-shaped slot 510, and the uniqueness of the installation direction is ensured through the T-shaped insertion hole 220 and the T-shaped slot structure.

In order to enhance the waterproof and sealing performance of the entire smart lock, the front panel module in this embodiment further includes a silicone gasket 140, and the silicone gasket 140 is fixed on the rear side of the front panel 100 to seal the components assembled in the front panel 100.

When the intelligent lock in this embodiment is installed, the first circuit board 120 and the lock head 300 can be respectively fixed on the front panel 100 through the lock head 300 fixing plate, the key 110 is fixed on the front panel 100, then the emergency power supply circuit board 130 is fixed on the front panel 100, after the fixation is completed, the silica gel pad 140 is fixed on the rear side of the front panel 100, and when the intelligent lock is assembled, the front panel 100 module formed by the components is correspondingly assembled on the outer side surface of the door body;

then the rotary knob 500, the driving device 600, the gear assembly 700, the driving member 740, and the second circuit board 750 are installed and fixed in the rear lock case 400, and finally the blocking plate 810 is air-channeled on the rear lock case 400 to block and fix the components fixed in the rear lock case 400,

the locking device 200 is installed and fixed in the door body, and finally, the locking member 820 penetrates through the blocking plate 810, the door body, the locking device 200 in the door body and the front panel 100, so that the rear lock shell 400, the blocking plate 810, the door body and the front panel 100 are firmly locked and fixed together. Further, the locking member 820 is a locking screw.

In order to realize the function of placing the battery, a battery mounting groove 410 is formed on the rear lock case 400.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims (10)

1. An adaptive intelligent lock, which is characterized in that the adaptive intelligent lock comprises:

a front panel module;

the front panel module includes: the front panel is provided with a key;

the first circuit board is embedded in the front panel, an electric touch key is arranged above the first circuit board, the first circuit board is electrically connected with the electric touch key, and the key corresponds to the electric touch key in position;

the lock comprises a lock tongue;

the lock head is assembled on the front panel and comprises an extension piece, and the extension piece can rotate to drive a lock tongue of the lock to extend and retract;

the rear lock shell module comprises a rear lock shell;

the rotary knob is arranged on the rear lock shell, extends into the rear lock shell and is fixedly connected with the extending piece;

the driving device is assembled on the rear lock shell;

gear drive subassembly, the assembly in the back lock shell with drive arrangement transmission is connected, and it is including: a first drive gear;

the second transmission gear is meshed with the first transmission gear and is rotationally connected to the rear lock shell, and a first installation groove, a second installation groove and a first magnetic piece are formed in the end face of the second transmission gear;

the elastic torsion piece is arranged in the first mounting groove and comprises two support legs, and the two support legs extend into the second mounting groove from the first mounting groove;

the driving piece is fixed with the rotary knob, a second magnetic piece is arranged above the driving piece, the driving piece comprises a protruding part, and the protruding part is inserted into the second mounting groove and is positioned on the rotating tracks of the two support legs;

the second circuit board is in communication connection with the first circuit board, and a first induction element which is inducted by the first magnetic part on the second transmission gear and a second induction element which is matched with the second magnetic part on the driving part are arranged on the second circuit board;

the plugging plate is plugged on the rear lock shell and fixedly connected with the rear lock shell;

and the locking piece penetrates through the plugging plate and the locking bar and is locked and fixed on the front panel.

2. The adaptive smart lock of claim 1,

the front panel module is characterized by further comprising an emergency power supply circuit board, and the emergency power supply circuit board is fixed in the front panel through screws.

3. The self-adaptive intelligent lock according to claim 1, wherein an annular concave groove is formed in the end face of the second transmission gear in an inward concave mode, a semi-annular protrusion is arranged in the annular concave groove, the semi-annular protrusion divides the annular concave groove into a first mounting groove with openings at two ends and a second mounting groove arranged around the first mounting groove, and the two support legs extend into the second mounting groove after extending out of the openings and abut against the side wall of the outer ring of the annular concave groove.

4. The adaptive intelligent lock according to claim 1, wherein an annular protrusion is formed on the rear lock casing, and a circular sleeving hole is formed at the center of the second transmission gear and sleeved on the annular protrusion through the circular sleeving hole.

5. The adaptive intelligent lock according to claim 1, wherein an insertion hole is formed in the driving member, the insertion hole is matched with the cross-sectional shape of the rotary knob in shape, and the insertion hole is in a track shape.

6. The self-adaptive intelligent lock according to claim 1, wherein a T-shaped insertion hole is formed in the lock bolt, a protrusion is arranged at the end of the protruding piece, a T-shaped slot is formed in the rotary knob, and the protruding piece and the protrusion are inserted and fixed in the T-shaped slot in the rotary knob after penetrating through the T-shaped insertion hole.

7. The self-adaptive intelligent lock according to claim 1, wherein the front panel module further comprises a silicone pad, and the silicone pad is fixed on the front panel.

8. The adaptive smart lock of claim 1 wherein a battery mounting slot is provided in the rear lock housing.

9. An adaptive smart lock according to claim 1, wherein the boss is disposed perpendicular to the actuating member.

10. The adaptive smart lock of claim 1 wherein the retaining member is a locking screw.

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