CN113090120A

CN113090120A - Electromechanical separation electronic lock

Info

Publication number: CN113090120A
Application number: CN202110484501.1A
Authority: CN
Inventors: 沈强
Original assignee: Zhongshan Lekeduo Lock Co ltd
Current assignee: Zhongshan Lekeduo Lock Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-07-09

Abstract

The invention discloses an electromechanical separated electronic lock, which comprises a lock shell, wherein a latch bolt component, an electronic driving component, a shifting peach and a clutch release mechanism are arranged in the lock shell. The oblique tongue component comprises an oblique tongue connecting piece and an oblique tongue; the electronic driving component comprises a driving motor and a first transmission mechanism for connecting the driving motor and the latch bolt component, and the first transmission mechanism comprises a clutch; the shifting peach is rotatably arranged on the lock shell, a handle hole for mounting a door handle is formed in the shifting peach, and a latch bolt shifting piece capable of driving the latch bolt to be retracted into the lock shell is arranged on the shifting peach; and the clutch release mechanism is arranged between the shifting peach and the clutch so as to drive the clutch to be switched to a separated state when the shifting peach rotates. The invention can effectively avoid the conflict between the handle switch lock structure and the motor unlocking structure, is not easy to be blocked and has good safety.

Description

Electromechanical separation electronic lock

Technical Field

The invention relates to the technical field of electronic locks, in particular to an electronic lock with a clutch function.

Background

Currently, door locks available on the market can be roughly classified into two types, i.e., mechanical locks and electronic locks. The mechanical lock is a mechanical connection between all parts in the whole lock body, and the door lock is widely used in life. The electronic lock is characterized in that an electronic unlocking mechanism is added on the basis of a mechanical lock, and the electronic unlocking mechanism has the general structure that: the motor drives the gear to rotate, drives the clutch device, draws in the main lock tongue first, draws in the latch bolt again, and then realizes unlocking.

The clutch device of the existing electronic lock generally has the following defects: the motor of electronic lock rotates the in-process of unblanking or closing the lock, can't separate and reunion, if adopt the handle to close the lock or unblank this moment, causes mechanical drive structure and motor drive structure conflict easily and blocks.

Disclosure of Invention

In view of this, the present invention provides an electronic lock that can effectively avoid the conflict between the handle lock structure and the motor unlock structure, and is not easy to be locked and has good security.

The technical scheme adopted by the invention for solving the technical problem is as follows:

the utility model provides an electromechanical separation's electronic lock, includes the lock shell, the lock shell in be provided with:

the oblique tongue component comprises an oblique tongue connecting piece and an oblique tongue arranged at one end of the oblique tongue connecting piece, and the oblique tongue component can move left and right relative to the lock shell so as to extend out of or retract into the lock shell;

the electronic driving assembly comprises a driving motor and a first transmission mechanism for connecting the driving motor and the latch bolt assembly, wherein the first transmission mechanism comprises a clutch, and the clutch has a connection state and a separation state;

the shifting peach is rotatably arranged on the lock shell, a handle hole for mounting a door handle is formed in the shifting peach, and a latch bolt shifting piece capable of driving the latch bolt to be retracted into the lock shell is arranged on the shifting peach;

and the clutch release mechanism is arranged between the shifting block and the clutch so as to drive the clutch to be switched to a separation state when the shifting block rotates.

As a preferable mode of the present invention, the drum is provided with a first finger, the disengaging mechanism includes a clutch pulling plate and a first swinging member which can be driven by the first finger to rotate, the first swinging member and the clutch pulling plate are connected by a second transmission mechanism so that the clutch pulling plate can be driven to move upward when the first swinging member rotates, and one end of the clutch pulling plate is connected to the clutch so that the clutch can be driven to switch to the disengaged state when the clutch pulling plate moves upward.

As a preferable aspect of the present invention, the second transmission mechanism includes a transmission plate connected to the clutch pulling plate, and a pushing arm disposed on the first swinging member, and the transmission plate is provided with a pushing part capable of being pushed by the pushing arm so that the clutch pulling plate can be driven to move upward when the first swinging member rotates.

As a preferable scheme of the present invention, the transmission plate is provided with slots arranged along an up-down direction, the clutch pulling plate is provided with an insertion plate, the insertion plate is in sliding fit with the slots, and the length of the insertion plate is greater than that of the insertion plate.

As a preferable mode of the present invention, a first elastic member capable of driving the clutch pulling plate to move downward and reset is provided in the lock case, and the clutch is switched to the engaged state when the clutch pulling plate moves downward.

As a preferable mode of the present invention, a switch device capable of cutting off a power supply of the driving motor when the clutch pulling plate moves upward is provided in the lock case.

As a preferable scheme of the invention, a PCB is arranged in the lock case, the switch device comprises a magnet arranged on the clutch pulling plate, a hall element arranged on the PCB and a central control unit, the hall element and the driving motor are both connected with the central control unit, and the clutch pulling plate moves upwards to enable the magnet to be close to or far from the hall element.

As a preferable scheme of the present invention, the clutch includes a clutch housing, a first gear shaft, a power gear sleeved on the first gear shaft, a transmission gear sleeved on the first gear shaft and rotating synchronously with the power gear, and an output gear engaged with the transmission gear are disposed in the clutch housing, the clutch pulling plate is connected to the transmission gear through a clutch mechanism, so that the clutch pulling plate can drive the transmission gear to move axially and disengage from the output gear when moving upward, and a second elastic member capable of driving the transmission gear to reset when moving downward is disposed in the clutch housing.

As a preferable aspect of the present invention, the clutch mechanism includes a first clutch member attached to an end surface of the transmission gear, and a second clutch member movable up and down with respect to the clutch housing, one end of the second clutch member is connected to the clutch pull plate, and the second clutch member is provided with a push inclined surface attached to the first clutch member so that the transmission gear can be driven to disengage from the output gear when the second clutch member moves upward.

As a preferable scheme of the present invention, the first clutch member is provided with a thrust slope surface engaged with the thrust slope surface, the first clutch member is provided with a guide groove, the second clutch member is provided with a guide block capable of moving along the guide groove, at least one thrust slope surface is disposed on an end surface of one end of the guide block, and at least one thrust slope surface is disposed on an end surface of an inner side of one end of the guide groove.

In a preferred embodiment of the present invention, a third elastic member capable of driving the latch bolt to extend out of the lock case is disposed in the lock case.

As a preferred scheme of the present invention, a lock tongue mounting plate is arranged in the lock case, a main lock tongue is arranged on one side of the lock tongue mounting plate, the clutch includes a power gear, a transmission gear rotating synchronously with the power gear, and an output gear engaged with the transmission gear, the first transmission mechanism further includes:

the first motor thumb wheel is arranged in the lock shell and used for driving the bolt mounting plate to move left and right so as to enable the main bolt to retract into or extend out of the lock shell;

the second motor thumb wheel rotates synchronously with the first motor thumb wheel;

the first gear set connects the driving motor and the power gear;

the second gear set connects the output gear with the first motor dial wheel;

and the oblique tongue retracting component is arranged on the bolt mounting plate in a vertically movable manner, when the main bolt is retracted into the lock shell, the oblique tongue retracting component is close to the second motor thumb wheel so that the second motor thumb wheel can drive the oblique tongue retracting component to move upwards, and when the oblique tongue retracting component can move upwards, the latch dog can push the latch dog to rotate so that the oblique tongue is retracted into the lock shell.

As a preferable scheme of the invention, a fourth elastic element capable of driving the oblique bolt assembly to move downwards and reset is arranged on the bolt mounting plate.

As a preferred scheme of the invention, a lock tongue mounting plate is arranged in the lock case, a main lock tongue is arranged on one side of the lock tongue mounting plate, a second shifting claw is arranged on the shifting drum, a second swinging piece which can be shifted by the second shifting claw to rotate is arranged in the lock case, the second swinging piece is provided with a swinging arm, and one end of the swinging arm is connected with the lock tongue mounting plate through a third transmission mechanism so that the lock tongue can be driven to be retracted into the lock case when the second swinging piece swings.

As a preferable scheme of the present invention, the third transmission mechanism includes a chute disposed on the swing arm, and a push rod disposed on the lock tongue mounting plate, and a part or all of the push rod is inserted into the chute and is in sliding fit with the chute.

The invention has the beneficial effects that:

in the process of unlocking by adopting the handle to drive the latch bolt, the clutch is driven to be switched into a separated state by the disconnecting mechanism, and then the latch bolt is driven to be retracted into the lock shell by the latch bolt shifting piece. By adopting the design, the handle lock opening and closing structure and the motor unlocking structure can be prevented from conflicting when the electronic lock works normally, the electronic lock is not easy to be locked, and the safety is good; when the electronic driving component fails and stops, the resistance of the electronic driving component to the movement of the bolt component can be greatly reduced.

Drawings

FIG. 1 is a front view of the main components of an electronic lock in a locked state;

fig. 2 is a front view of the main part of the electronic lock with the main bolt received in the housing;

FIG. 3 is a front view of the main parts of the electronic lock in an unlocked state;

FIG. 4 is a perspective view of the connection structure of the shift peach, the latch bolt assembly, the clutch release mechanism and the clutch;

FIG. 5 is a rear view of the connection of the peach, second swinging member, latch bolt assembly;

FIG. 6 is a rear view of the positional relationship of the clutch pull plate and the PCB;

FIG. 7 is a perspective view of the clutch with a portion of the clutch housing omitted;

FIG. 8 is an exploded view of the clutch;

fig. 9 is a perspective view of the first clutch member.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly. In addition, the descriptions related to "preferred", "less preferred", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "preferred" or "less preferred" may explicitly or implicitly include at least one such feature.

Referring to fig. 1 to 9, an embodiment of the present invention provides an electromechanical separating electronic lock, which includes a lock case 1, a latch bolt assembly disposed in the lock case 1, an electronic driving assembly, a thumb wheel 3, and a clutch release mechanism.

The oblique tongue component comprises an oblique tongue connecting piece 92 and an oblique tongue 91 arranged at one end of the oblique tongue connecting piece 92, and the oblique tongue component can move left and right relative to the lock shell 1 so as to extend or retract the oblique tongue 91 into the lock shell 1.

An electronic drive assembly includes a drive motor 52, and a first transmission connecting the drive motor 52 and the latch assembly, the first transmission including a clutch 6 having a coupled state and a disengaged state.

The dial peach 3 is rotatably arranged on the lock shell 1, a handle hole 31 for mounting a door handle is formed in the dial peach 3, and a latch bolt dial piece 34 capable of driving the latch bolt 91 to be retracted into the lock shell 1 is arranged on the dial peach 3.

And the clutch release mechanism is arranged between the shifting peach 3 and the clutch 6 so as to drive the clutch 6 to be switched to a separated state when the shifting peach 3 rotates.

One end of the latch bolt connecting piece 92 is provided with a bearing plate 921, the latch bolt connecting piece 92 is connected with a third elastic piece 93 capable of driving the latch bolt 91 to extend out of the lock shell, and the third elastic piece 93 is preferably a cylindrical spring. When the door handle is used for opening the door, the door handle drives the shifting peach 3 to rotate, the inclined tongue shifting piece 34 pushes the bearing pushing plate 921, so that the inclined tongue 91 is retracted into the lock shell 1, the door handle is released, and the inclined tongue 91 can be driven to extend out of the lock shell 1 under the elastic action of the third elastic piece 93.

In the process of unlocking by adopting the handle to drive the latch bolt, the clutch 6 is driven to be switched into a separated state by the disengaging mechanism, and then the latch bolt 91 is driven to be retracted into the lock shell 1 by the latch bolt shifting piece 34. By adopting the design, the handle switch lock structure and the motor unlocking structure can be prevented from conflicting with each other when the electronic lock works normally, the electronic lock is not easy to be blocked, and the safety is good.

In a preferred embodiment of the present invention, the first finger 32 is provided on the drum 3, the disengagement mechanism includes a clutch plate 41 and a first oscillating member 42 that can be driven by the first finger 32 to rotate, the first oscillating member 42 and the clutch plate 41 are connected by a second transmission mechanism so that the clutch plate 41 can be driven to move upward when the first oscillating member 42 rotates, and one end of the clutch plate 41 is connected to the clutch 6 so that the clutch 6 can be driven to switch to the disengaged state when the clutch plate 41 moves upward.

Specifically, the second transmission mechanism includes a transmission plate 43 connected to the clutch pull plate 41, and a pushing arm 421 disposed on the first swinging member 42, and the transmission plate 43 is provided with a push-bearing portion 431 capable of being pushed by the pushing arm 421 so as to drive the clutch pull plate 41 to move upward when the first swinging member 42 rotates. The driving plate 43 is provided with a slot 432 arranged along the up-down direction, the clutch pulling plate is provided with an inserting plate 411, the inserting plate 411 is in sliding fit with the slot 432, and the length of the slot 432 is slightly larger than that of the inserting plate 411.

In some embodiments of the present invention, the second transmission mechanism may also take other configurations, such as: the first swinging piece 42 is connected with the clutch pulling plate 41 through a connection structure of a gear and a rack; or the shifting peach 3 is connected with the clutch pulling plate 41 through a crank sliding block mechanism.

As a further improvement of the present invention, a first elastic member 44 capable of driving the clutch pulling plate 41 to move downward and return is disposed in the lock case 1, and when the clutch pulling plate 41 moves downward, the clutch 6 is switched to the engaged state. Optionally, a connecting column is provided on the lock case 1, a hook 413 is provided on the clutch pulling plate 41, and the first elastic member 44 is a spring connected between the hook 413 and the connecting column.

As a further improvement of the present invention, a switch device capable of cutting off the power supply of the driving motor 52 when the clutch pull plate 41 moves upward is provided in the lock case 1. Before the clutch is disengaged or the clutch is disengaged, the power supply of the motor is cut off, so that the resistance of the clutch can be reduced, and the service life of the clutch 6 can be prolonged.

In a preferred embodiment of the present invention, a PCB 7 is disposed in the lock case 1, the switch device includes a magnet 412 disposed on the clutch pulling plate 41, a hall element 71 disposed on the PCB 7, and a central control unit, the hall element 71 and the driving motor 52 are both connected to the central control unit, and the clutch pulling plate 41 moves upward to make the magnet 412 close to or away from the hall element 71. When the clutch pulling plate 41 moves downwards, the magnet 412 is close to or far away from the hall element 71, at this time, the hall element 71 detects that the magnetic field is obviously strengthened or weakened, the signal is sent to the central control unit, and the central control unit sends out an execution command, so that the driving motor 52 can be powered off. When the clutch pulling plate 41 moves upwards to reset, the Hall element 71 detects that the magnetic field is obviously weakened or the magnetic field is obviously strengthened, the signal is sent to the central control unit, and the central control unit sends out an execution command, namely the driving motor 52 can be electrified.

In some aspects of the present invention, the switch device may also be in other forms, such as an electro-optical switch or a travel switch used in cooperation with the clutch pull plate 41.

The clutch 6 includes a clutch housing, the clutch housing includes an upper shell 611 and a lower shell 612, a first gear shaft 62, a power gear 63 sleeved on the first gear shaft 62, a transmission gear 64 sleeved on the first gear shaft 62 and rotating synchronously with the power gear 63, and an output gear 65 engaged with the transmission gear 64 are disposed in the clutch housing, the clutch pulling plate 41 is connected with the transmission gear 64 through a clutch mechanism, so that the transmission gear 64 can be driven to move axially and be disengaged from the output gear 65 when the clutch pulling plate 41 moves upward, and a second elastic member 69 capable of driving the transmission gear 64 to reset when the clutch pulling plate 41 moves downward is further disposed in the clutch housing.

Specifically, the clutch mechanism includes a first clutch member 66 attached to an end surface of the transmission gear 64, and a second clutch member 67 movable up and down with respect to the clutch housing, one end of the second clutch member 67 is connected to the clutch pulling plate 41, and the second clutch member 67 is provided with an ejection slope 671 attached to the first clutch member 66 so as to drive the transmission gear 64 to be disengaged from the output gear 65 when the second clutch member 67 moves upward. The clutch 6 has such a structure, is simple and compact, and is very convenient and fast to switch between a clutch state and a connection state.

Specifically, the transmission gear 64 is located between the first clutch member 66 and the upper case, the second elastic member 69 is a cylindrical spring provided between the upper case 611 and the transmission gear 64, and one end of the cylindrical spring abuts against the upper case 611 and the other end abuts against an end surface of the transmission gear 64. The elastic force of the second elastic member 69 only needs to be slightly larger than the frictional force between the transmission gear 64 and the first gear shaft 62. Since the transmission gear 64 rotates slowly and the second elastic member 69 and the transmission gear 64 are made of metal materials, the friction force between the two is small, and the rotation of the transmission gear 64 is not affected.

Further, a thrust ramp 661 engaged with the thrust ramp 671 is disposed on the first clutch 66, a guide groove 662 is disposed on the first clutch 66, a guide block 672 capable of moving along the guide groove 662 is disposed on the second clutch 67, at least one thrust ramp 671 is disposed on an end surface of one end of the guide block 672, and at least one thrust ramp 661 is disposed on an end surface of an inner side of one end of the guide groove 662. With this structure, the second clutch member 67 can guide the second clutch member 67 while pushing the first clutch member 66 by the push slope 671, while restricting the rotation of the first clutch member 66, so that the push slope 671 and the push-receiving slope 661 are always aligned.

As a preferred scheme of the present invention, a bolt mounting plate 21 is disposed in a lock case 1, a main bolt 22 is disposed on one side of the bolt mounting plate 21, and the first transmission mechanism further includes: a first motor thumb wheel 51, a second motor thumb wheel 53, a first gear set 54, a second gear set 55, and a latch bolt retracting assembly 56.

The first motor thumb wheel 51 is arranged in the lock case 1 and used for driving the bolt mounting plate 21 to move left and right so as to enable the main bolt 22 to retract into or extend out of the lock case 1. The second motor wheel 53 rotates in synchronization with the first motor wheel 51.

The bolt mounting plate 21 has a motor toggle portion 214, and the motor toggle portion 214 is provided with a toggle slot corresponding to the first motor toggle wheel 51.

The first gear set 54 is used to connect the driving motor 52 with the power gear 63, and transmit power therebetween. The second gear set 55 is used to connect the output gear 64 with the first motor wheel 51, and transmit power therebetween.

The latch bolt retracting component 56 is arranged on the latch bolt mounting plate 21 in a vertically movable manner, when the main latch bolt 22 is retracted into the lock case 1, the latch bolt retracting component 56 is close to the second motor thumb wheel 53 so that the second motor thumb wheel 53 can drive the latch bolt retracting component 56 to move upwards, and when the latch bolt retracting component 56 can move upwards, the latch bolt retracting component 56 can push the thumb wheel 3 to rotate so that the latch bolt 91 is retracted into the lock case 1.

The oblique tongue retracting component 56 can adopt a push rod or a structure that a plurality of push rods are connected end to end. In this scheme, when clutch 6 was in the hookup state, the accessible motor was unblanked or was closed the lock, and the motor process of unblanking is as follows: the initial state of the electronic lock is shown in fig. 1, in which the latch tongue 91 and the main latch tongue 22 are both in the state of extending out of the lock case 1. Under the power action of the driving motor 52, the first gear set 54, the clutch 6 and the second gear set 55 drive the first motor thumb wheel 51 and the second motor thumb wheel 53 to synchronously rotate, and the first motor thumb wheel 51 drives the bolt mounting plate 21 and the main bolt 22 to move rightwards together until the main bolt 22 is received in the lock shell 1. During the process that the main bolt 22 retracts rightwards, the second motor thumb wheel 53 idles. When the main bolt 22 is completely retracted into the lock case 1, the distance between the latch bolt retracting assembly 56 and the second motor wheel 53 is small enough, and at this time, the second motor wheel 53 continues to rotate for half a turn, so that the lower end of the latch bolt retracting assembly 56 can be pushed upwards. The peach 3 is provided with a push-supporting convex part 35, when the oblique tongue retracting component 56 moves upwards, the push-supporting convex part 35 is pushed to enable the peach 3 to rotate, and finally the oblique tongue 91 is driven to retract into the lock shell 1 through the oblique tongue poking piece 34.

Further, the bolt mounting plate 21 is provided with a fourth elastic member 57 capable of driving the bolt retraction assembly 56 to move downwards for resetting. When the lock is closed by the motor, the second motor thumb wheel 53 and the first motor thumb wheel 51 rotate reversely, and under the action of the fourth elastic element 57 and the third elastic element 93, the oblique tongue retracting assembly 56 can be driven to reset downwards, and the oblique tongue 91 extends out of the lock shell 1 to be locked. The second motor thumb wheel 53 and the first motor thumb wheel 51 continue to rotate for two circles, so that the main bolt 22 can be driven to extend out of the lock case 1 leftwards, and finally the main bolt 22 and the latch bolt 91 are both in a locked state.

Furthermore, a second shifting claw 33 is arranged on the shifting peach 3, a second swinging piece 8 which can be shifted by the second shifting claw 33 and can rotate is arranged in the lock shell 1, the second swinging piece 8 is provided with a swinging arm 81, and one end of the swinging arm 81 is connected with the bolt mounting plate 21 through a third transmission mechanism so that the bolt 22 can be driven to be retracted into the lock shell when the second swinging piece 8 swings. When the latch bolt 91 is driven by the door handle to unlock, the main lock bolt 22 can be driven by the second swinging member 8 to unlock together. In an emergency state, the escape can be unlocked by one key of the door handle.

Specifically, the third transmission mechanism includes a chute 82 disposed on the swing arm 81, and a push rod 211 disposed on the latch bolt mounting plate 21, and a part or all of the push rod 211 is inserted into the chute 82 and is in sliding fit with the chute 82.

In some embodiments of the present invention, the third transmission mechanism may also adopt other structural forms, such as: the second swinging piece 8 is connected with the bolt mounting plate 21 through a connecting structure of a gear and a rack; or the second swinging member 8 is connected to the latch bolt mounting plate 21 through a slider-crank mechanism.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which can be directly or indirectly applied to other related technical fields without departing from the spirit of the present invention, are intended to be included in the scope of the present invention.

Claims

1. The utility model provides an electromechanical separation's electronic lock which characterized in that, includes lock shell (1), lock shell (1) in be provided with:

the oblique tongue component comprises an oblique tongue connecting piece (92) and an oblique tongue (91) arranged at one end of the oblique tongue connecting piece (92), and the oblique tongue component can move left and right relative to the lock shell (1) to enable the oblique tongue (91) to extend out of or retract into the lock shell (1);

an electronic drive assembly including a drive motor (52), and a first transmission connecting said drive motor (52) and the latch assembly, said first transmission including a clutch (6), said clutch having a coupled state and a disengaged state;

the dial peach (3) is rotatably arranged on the lock shell (1), a handle hole (31) for mounting a door handle is formed in the dial peach (3), and a latch bolt dial plate (34) capable of driving the latch bolt (91) to be retracted into the lock shell (1) is arranged on the dial peach (3);

and the clutch release mechanism is arranged between the shifting block (3) and the clutch (6) so as to drive the clutch (6) to be switched to a separated state when the shifting block (3) rotates.

2. The electromechanical separating electronic lock according to claim 1, wherein the first finger (32) is disposed on the thumb wheel (3), the separating mechanism comprises a clutch pull plate (41) and a first swing member (42) driven by the first finger (32) to rotate, the first swing member (42) and the clutch pull plate (41) are connected through a second transmission mechanism so that the clutch pull plate (41) can be driven to move upward when the first swing member (42) rotates, and one end of the clutch pull plate (41) is connected to the clutch (6) so that the clutch pull plate (41) can be driven to switch to the separated state when the clutch pull plate (41) moves upward.

3. An electromechanical separating electronic lock according to claim 2, wherein the second transmission mechanism comprises a transmission plate (43) connected to the clutch pull plate (41), and a pushing arm (421) disposed on the first swinging member (42), and a bearing portion (431) capable of being pushed by the pushing arm (421) is disposed on the transmission plate (43) so as to drive the clutch pull plate (41) to move upward when the first swinging member (42) rotates.

4. An electromechanical release lock as claimed in claim 2, wherein said lock housing (1) is provided with a first resilient member (44) for urging said clutch plate (41) to move downwardly to return to its original position, said clutch plate (41) moving downwardly to cause said clutch (6) to switch to its engaged position.

5. An electromechanical separate electronic lock according to claim 2 characterised in that the lock housing (1) is provided with switching means adapted to switch off the drive motor (52) when the clutch pull plate (41) is moved upwardly.

6. An electromechanical separating electronic lock according to claim 5, characterized in that a PCB (7) is arranged in the lock case (1), the switch device comprises a magnet (412) arranged on the clutch pulling plate (41), a Hall element (71) arranged on the PCB (7) and a central control unit, the Hall element (71) and the driving motor (52) are both connected with the central control unit, and the clutch pulling plate (41) moves upwards to make the magnet (412) close to or far from the Hall element (71).

7. An electromechanical separate electronic lock according to claim 2, characterised in that said clutch (6) comprises a clutch housing, a first gear shaft (62), a power gear (63) sleeved on the first gear shaft (62), a transmission gear (64) sleeved on the first gear shaft (62) and synchronously rotating with the power gear (63), and an output gear (65) meshed with the transmission gear (64) are arranged in the clutch shell, the clutch pulling plate (41) is connected with the transmission gear (64) through a clutch mechanism, so that the clutch pulling plate (41) can drive the transmission gear (64) to axially move and be separated from the output gear (65) when moving upwards, and a second elastic piece (69) capable of driving the transmission gear (64) to reset when the clutch pulling plate (41) moves downwards is further arranged in the clutch shell.

8. An electromechanical release lock according to claim 7 wherein the clutch mechanism includes a first clutch member (66) engaging with an end surface of the drive gear (64), and a second clutch member (67) movable up and down relative to the clutch housing, one end of the second clutch member (67) being connected to the clutch pull plate (41), the second clutch member (67) being provided with a push ramp (671) engaging with the first clutch member (66) to drive the drive gear (64) to disengage from the output gear (65) when the second clutch member (67) moves up.

9. The electromechanical separating electronic lock as claimed in claim 1, wherein a latch mounting plate (21) is disposed in the lock case (1), a main latch (22) is disposed on one side of the latch mounting plate (21), the clutch (6) includes a power gear (63), a transmission gear (64) rotating synchronously with the power gear (63), and an output gear (65) engaged with the transmission gear (64), the first transmission mechanism further includes:

the first motor thumb wheel (51) is arranged in the lock shell (1) and is used for driving the bolt mounting plate (21) to move left and right so as to enable the main bolt (22) to retract into or extend out of the lock shell (1);

a second motor dial wheel (53) which rotates synchronously with the first motor dial wheel (51);

a first gear set (54) connecting the driving motor (52) with the power gear (63);

a second gear set (55) connecting the output gear (64) with the first motor dial wheel (51);

and the oblique tongue collecting component (56) is arranged on the bolt mounting plate (21) in a vertically movable mode, when the main bolt (22) is collected into the lock shell (1), the oblique tongue collecting component (56) is close to the second motor thumb wheel (53) so that the second motor thumb wheel (53) can drive the oblique tongue collecting component (56) to move upwards, and when the oblique tongue collecting component (56) can move upwards, the thumb wheel (3) can be pushed to rotate so that the oblique tongue (91) is collected into the lock shell (1).

10. The electromechanical separation electronic lock according to claim 1, wherein a lock tongue mounting plate (21) is arranged in the lock case (1), a main lock tongue (22) is arranged on one side of the lock tongue mounting plate (21), a second pusher dog (33) is arranged on the pusher dog (3), a second swinging member (8) which can be shifted by the second pusher dog (33) to rotate is arranged in the lock case (1), the second swinging member (8) is provided with a swinging arm (81), and one end of the swinging arm (81) is connected with the lock tongue mounting plate (21) through a third transmission mechanism so that the lock tongue (22) can be driven to be accommodated in the lock case when the second swinging member (8) swings.