CN109763716B - Spacing locking structure and hasp electronic lock - Google Patents

Abstract

The invention provides a limiting locking structure and an electronic hasp lock, wherein the limiting locking structure comprises a shell, a driving assembly, a clamping assembly and a limiting assembly are arranged in the shell, the limiting assembly comprises a claw group, the clamping assembly is used for limiting the opening/closing of the claw group, so that the limiting locking structure is in an opening/locking state, and a power assembly is used for providing power for the clamping assembly. The limit locking structure of the invention uses the jaw group to lock, and the opening/closing of the limit locking structure is realized by limiting the movement of the jaw group through the clamping component, so that the structure is simple, the energy consumption is low, and the reliability is strong.

Description

Spacing locking structure and hasp electronic lock

Technical Field

The invention relates to the field of electronic locks, in particular to a limiting locking structure and a hasp electronic lock.

Background

In daily life, hasp tool to lock is the tool to lock commonly used, and current hasp lock mostly includes fixed block, activity mouth and fly leaf etc. and wherein fixed knot is the crotch structure, fixes on the case lid, and the activity is detained to the U-shaped structure, fixes on the box with the fly leaf together. When the box cover is locked, the movable clasp hooks the fixing buckle, then the movable plate is rotated to the dead point position, the box cover is locked by the eccentric structure, and then the movable plate is locked by the lockset arranged on the movable plate. However, the existing hasp locks can only be used in one form, two hasp locks with different forms are required for the hasp locks on two different planes, for example, a hasp lock used on a plane is required for locking two doors on the plane, and a hasp lock used on a right angle is required for locking two doors forming a right angle structure, so that the production cost is high, the hasp locks are most traditional pure mechanical locks, the requirements of the current society are difficult to meet on the aspect of safety performance, and the internal locking structures of other electronic locks are large in size, and the hasp locks are difficult to use.

In view of the above-mentioned disadvantages, the inventors of the present invention have finally obtained the present invention through a long period of research and practice.

Disclosure of Invention

In order to solve the problems that the locking structure in the electronic lock is large in size and difficult to use on a hasp lock, the technical scheme adopted by the invention is that the limiting locking structure comprises a shell, a driving assembly, a clamping assembly and a limiting assembly are arranged in the shell, the limiting assembly comprises a clamping jaw group, the clamping assembly is used for limiting the opening/closing of the clamping jaw group, the limiting locking structure is in an opening/locking state, and the driving assembly is used for providing power for the clamping assembly.

Furthermore, the screens subassembly is including promoting piece, screens round pin and drive spring, promote the piece with drive assembly connects, the screens round pin with drive spring installs promote on the piece, promote the piece restriction the screens round pin with drive spring's removal.

Furthermore, the screens round pin includes thick end and thin end, it supplies to promote to be provided with on the piece the screens pinhole that the thin end of screens round pin passed, drive spring's one end sets up drive assembly is last, and the other end sets up the thick end of screens round pin is last.

Further, the jack catch group includes left jack catch and right jack catch, left side jack catch with the one end of right jack catch is through selling the hub fixation, left side jack catch with the other end of right jack catch all be provided with the screens hole that screens round pin phase-match, the screens round pin can pass simultaneously left side jack catch with on the right jack catch the screens hole is fixed with both.

Furthermore, the screens subassembly includes gear piece and reset spring, the gear piece is in when the jack catch is organized, jack catch group is opened, and the tool to lock is in the state of opening, the gear piece is pushed away when the jack catch is organized, jack catch group closes, the tool to lock is the locking state, reset spring is used for the reseing of gear piece.

Furthermore, the driving assembly comprises a motor, a gear worm and a control panel, the gear worm comprises a gear part and a worm part, the gear part is meshed with the motor, an inner cavity which is matched and meshed with the worm part is formed in the pushing block, the pushing block is installed on the worm part, and the control panel senses the motion of the gear block and controls the rotation of the motor.

Furthermore, the shell is internally provided with a main body, the jaw group is arranged on the main body, the main body is provided with a reset elastic sheet, and the reset elastic sheet is used for resetting the jaw group.

Compared with the prior art, the invention has the beneficial effects that:

the limit locking structure of the invention uses the jaw group to lock, and the opening/closing of the limit locking structure is realized by limiting the movement of the jaw group through the clamping component, so that the structure is simple, the energy consumption is low, and the reliability is strong.

Another objective of the present invention is to provide an electronic hasp lock, so as to solve the problem that the existing hasp lock is difficult to adapt to locking of different planes.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

the utility model provides a hasp electronic lock, hasp electronic lock contains the aforesaid spacing locking structure, lock shell and hinge, spacing locking structure sets up in the lock shell, the lock shell with the hinge passes through hinge pivot connection, be provided with curved pivot hole on the lock shell, the hinge pivot is installed in the pivot hole.

Furthermore, a base is further arranged in the lock shell, the limiting locking structure is arranged in the base, and the base is connected with the lock shell through a rotating shaft of the lock shell.

Furthermore, be provided with the tapered end subassembly on the lock shell, the tapered end subassembly includes the spring bolt, the spring bolt with jack catch group phase-match.

1. In order to adapt to various door closing modes of cabinets and reduce the using amount of locks as much as possible, the hasp electronic lock locks two doors by 2 original locks, reduces the cost and improves the resource utilization rate, and meanwhile, the hasp electronic lock is used on a plane or right-angle structure due to the arrangement of the arc-shaped rotating shaft hole.

2. The invention adopts a dragging principle and is matched with a bolt type pressing locking mechanism, thereby greatly improving the locking safety

Drawings

FIG. 1 is an exploded view of the overall structure of a positive lock structure;

FIG. 2 is a latch configuration view of the positive lock feature;

FIG. 3 is an open configuration view of the positive lock structure;

FIG. 4 is a locking side cross-sectional view of the positive lock structure;

FIG. 5 is a diagram of a standby configuration of the card assembly;

FIG. 6 is a lock configuration view of the detent assembly;

FIG. 7 is an open side cross-sectional view of the positive lock structure;

FIG. 8 is an open configuration view of the detent assembly;

FIG. 9 is an exploded view of the structure of the hasp electronic lock;

FIG. 10 is a first planar view of the electronic hasp lock;

FIG. 11 is a plan view of the electronic hasp lock shown in FIG. two;

FIG. 12 is a first view of the right angle use of the electronic hasp lock;

fig. 13 is a right angle use state diagram two of the electronic hasp lock.

Description of reference numerals:

1-housing, 2-jaw set, 21-left jaw, 22-right jaw, 3-body, 31-pin, 32-reset spring, 33-motor fixing piece, 41-gear piece, 42-reset spring, 43-pushing piece, 431-detent pin hole, 44-detent pin, 45-drive spring, 51-motor, 52-gear worm, 521-gear part, 522-worm rod part, 53-control plate, 531-reed pipe, 532-wake-up switch, 61-hinge, 611-hook, 62-lock housing, 63-hinge shaft, 64-shaft hole, 65-lock housing shaft, 66-lock mounting hole, 67-lock mounting cavity, 7-base, 71-bottom surface, 72-partition, 73-connecting plate, 74-baffle, 8-lock head assembly, 81-bolt, 82-shifting block, 83-bolt handle and 84-electronic inner container.

Detailed Description

The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.

Example one

The invention provides a limiting and locking structure, which comprises a shell 1, wherein a driving assembly, a clamping assembly and a limiting assembly are arranged in the shell 1, the limiting assembly comprises a jaw set 2, the clamping assembly is used for limiting the opening/closing of the jaw set 2, the limiting and locking structure is enabled to be in an opening/closing state, and the driving assembly is used for providing power for the clamping assembly, as shown in figures 1 and 3.

Wherein, casing 1 is hollow cylindrical structure, be provided with main part 3 in casing 1 inside, main part 3 is used for each part of fixed casing 1 inside, play a supporting role to each part, jack catch group 2 sets up on the right-hand member face of main part 3, drive assembly sets up the left side at main part 3, the screens subassembly all has the setting in the both sides of main part 3, make jack catch group 2 keep normally opening or normally closed state, when spacing locking structure uses, many with outside locking part cooperation, form the tool to lock, when the tool to lock is in the open mode, jack catch group 2 keeps normally open state, outside locking part will freely pass jack catch group 2, when the tool to lock is in the block state, jack catch group 2 keeps normally closed, outside spring bolt gets into jack catch group 2 and is locked in jack catch group 2, can not shift out, the tool to lock pins.

The limiting locking structure of the invention uses the jaw set 2 to lock, and the clamping component limits the movement of the jaw set 2 to open/close the lockset, and has simple structure, low energy consumption and strong reliability.

Example two

As the first embodiment, in this embodiment, the jaw set 2 includes the left jaw 21 and the right jaw 22, the left jaw 21 and the right jaw 22 are both arc structures, a groove is provided in the middle of each of the two ends of the left jaw 21, two side surfaces at the two ends of the right jaw 22 are reduced, so that the two ends of the right jaw 22 can be inserted into the grooves in the middle of the two ends of the left jaw 21 to form a perfect fit, one end of the left jaw 21 and one end of the right jaw 22 are fixed by the pin 31, the left jaw 21 and the right jaw 22 can rotate around the pin 31, in this embodiment, one end of the pin 31 is fixed above the right end surface of the main body 3, so that the left jaw 21 and the right jaw 22 can rotate above the right end surface of the main body 3, that is, the jaw set is disposed on the main body 3.

As shown in fig. 4, the locking assembly includes a gear block 41 and a return spring 42, specifically, the gear block 41 is an approximately hollow circular truncated cone-shaped structure, the top surface of the gear block is a circular arc surface, the area from the top surface to the bottom surface is enlarged in a step manner, that is, the area of the bottom surface is larger than that of the top surface, the bottom surface is hollow to form a cavity, the cross-sectional shape of the whole gear block 41 is approximately "Jiong", the return spring 42 is arranged in the cavity at the bottom surface of the gear block 41, one end of the return spring 42 is fixed at the bottom surface of the gear block 41, the other end of the return spring is fixed at the middle part of the main body 3, and it is ensured that. When the gear block 41 is in the jaw set 2, the jaw set 2 is opened, the lock is in an open state, when the gear block 41 is pushed away from the jaw set 2, the jaw set 2 is closed, the lock is in a locked state, the return spring 42 is used for resetting the gear block 41, specifically, the width of the gear block 41 is larger than the width of a gap between the left jaw 21 and the right jaw 22, the gear block 41 is automatically clamped into the gap between the left jaw 21 and the right jaw 22 under the action of the return spring 42 to prop the left jaw 21 and the right jaw 22 apart, at the moment, the lock is in an open state, when the gear block 41 is pushed away from the gap between the left jaw 21 and the right jaw 22 under the action of external force, the left jaw 21 and the right jaw 22 are reset under the action of gravity, so that the lock is in a locked state, and when the lock is actually used, the external force is used for inserting an external locking.

Preferably, the main body 3 is provided with a reset spring 32 for resetting the jaw set 2, specifically, the two sides of the clamping jaw group 2 are provided with reset spring pieces 32, the reset spring pieces 32 are arranged on the main body 3 in an L-shaped structure, a gap for the reset spring sheet 32 to be clamped is arranged on the main body 3, the short end of the reset spring sheet 32 is clamped, the long end of the reset spring sheet 32 is propped against the two sides of the left clamping jaw 21 and the right clamping jaw 22, a right force and a left force are respectively applied to the left jaw 21 and the right jaw 22, so that the left jaw 21 and the right jaw 22 have a tendency of closing toward the middle, when the gear block 41 is between the left and right pawls 21, 22, the left and right pawls 21, 22 respectively press the gear block 41, when the gear position block 41 leaves between the left claw 21 and the right claw 22, both ends of the left claw 21 and the right claw 22 are contacted with each other, so that the claw group 2 can be reset more quickly after the gear position block 41 is fallen off the center thereof.

EXAMPLE III

As in the second embodiment, in this embodiment, the detent assembly further includes a pushing block 43, a detent pin 44 and a driving spring 45, the pushing block 43 is connected to the driving assembly, the detent pin 44 and the driving spring 45 are installed on the pushing block 43, the pushing block 43 limits the movement of the detent pin 45 and the driving spring 45, specifically, the driving block 43 is a hollow cylinder, one end of the driving block is disposed without a end surface, the end is sleeved on the driving assembly, the pushing block 43 is driven by the driving assembly to move back and forth, and a detent pin hole 431 is disposed on the other end surface of the pushing block 43. The locking pin 44 includes a thick end and a thin end, the thin end of the locking pin 44 can pass through the locking pin hole 431, one end of the driving spring 45 is disposed on the driving assembly, and the other end is disposed on the thick end of the locking pin 44, specifically, a groove matched with the driving spring 45 is disposed on the thick end of the locking pin 44, so that the driving spring 45 is inserted into and fixed in the thick end of the locking pin 44. The other ends of the left claw 21 and the right claw 22, which are not connected through the pin shaft 31, are provided with clamping holes matched with the clamping pins, the clamping pins 44 can simultaneously penetrate through the clamping holes in the left claw 21 and the right claw 22 to fix the left claw 21 and the right claw 22, the left claw 21 and the right claw 22 are kept closed, and locking parts clamped outside are locked, so that the lockset is in a locking state.

The driving assembly comprises a motor 51, a gear worm 52 and a control plate 53, the gear worm 52 comprises a gear portion 521 and a worm portion 522, the gear portion 521 is meshed with the motor 51, specifically, a driving gear 511 is arranged on an output shaft of the motor 51, the driving gear 511 is a helical gear, the gear shape on the gear portion 521 is a helical gear matched with the driving gear 511, the gear portion 521 is meshed with the driving gear 511, the axis of the worm portion 522 is vertical to the axis of the output shaft of the motor 51, specifically, a motor fixing plate 33 is further installed on the main body 3, a bracket for fixing the motor 51 is arranged on the left end face of the motor fixing plate 33, the output shaft of the motor 51 is downwards vertically installed in the housing 1, a fixing block 34 is also installed on the left side of the main body 3, a gear fixing hole is arranged in the middle of the fixing block 34, the fixing rod is inserted into the gear fixing hole, so that the gear worm 52 is fixed in the fixing block 34, and the stability of the structure of the gear worm 52 is ensured. Be provided with two screws on fixed block 34, correspond below motor stationary blade 33 and be provided with two screws, be provided with two screws that correspond equally at 3 left side terminal surfaces of main part for fixed block 34, motor stationary blade 33 and main part 3 three loop through the fix with screw together, guarantee the supporting component relatively fixed in the structure, prevent that other parts from producing relative displacement after installing on the supporting component of difference, lead to the structural reliability to reduce.

The pushing block 43 is internally provided with an inner cavity which is matched and meshed with the worm part 522, the pushing block 43 is installed on the worm part 522, specifically, one end of the endless surface of the pushing block 43 and a hollow part in the pushing block 43 form an inner cavity, the wall of the inner cavity is provided with a tooth profile which is matched with the tooth profile of the worm part 522, when the gear worm 52 rotates, the pushing block 43 does not rotate, when the gear worm 52 rotates along the worm rotation direction of the worm part 522, the pushing block 43 is pulled by the gear worm 52 and moves towards one side of the gear worm 52, and when the gear worm 52 rotates along the opposite direction of the worm rotation direction of the worm part 522, the pushing block 43 is pushed by the gear worm 52 and moves towards one side far away from the gear worm 52. Preferably, a groove is formed at the end of the worm part 522, and is matched with the driving spring 45, and one end of the driving spring 45 is fixed in the end groove of the worm part 522, so as to prevent the driving spring 45 from sliding due to overlarge elastic potential energy when being compressed.

The control board 53 senses the movement of the gear block 41 and controls the rotation of the motor 51, specifically, the control board 53 is arranged between the main body 3 and the motor fixing plate 33, the control board 53 and the motor fixing plate 33 are provided with matching plug structures to ensure the fixation between the two, the gear block 41 is provided with a magnet 411, the control board 53 is provided with a reed pipe 531, the middle part of the main body 3 is provided with a wake-up switch 532, the wake-up switch 532 controls the on/off of the power supply, the reset spring 42 is arranged on the wake-up switch 532, when the reset spring 42 is pressed to generate a larger elastic potential energy, the pressure on the wake-up switch 532 exceeds a preset value, the wake-up switch 532 wakes up the power supply, that is, when the gear block is pressed by an external structure, as shown in fig. 4, the wake-up switch 532 is pressed to send a signal to wake up the power supply, and the magnet 411 on the gear block, the locking induction on the control board 53 is triggered, the control board 53 controls the motor 51 to rotate reversely, the pushing block 43 moves towards the side far away from the worm part 522, the blocking pin 44 moves along with the driving block 43 under the elastic force of the driving spring 45 until the blocking pin 44 is inserted into the blocking holes in the left claw 21 and the right claw 22, in the embodiment, if the pushing block 43 is close to the claw group 2, the claw group 2 is not folded, as shown in fig. 5, the pushing block 43 is tightly attached to one side of the claw group 2, and the blocking pin 44 is squeezed into the pushing block 43, so that a movement trend shown by an arrow is maintained, and the structure is in a standby state. When the jaw set 2 is closed, as shown in fig. 6, the detent pin 44 is ejected from the pushing block 43 and inserted into the detent holes of the left jaw 21 and the right jaw 22 to keep the jaw set 2 closed. When the key is used for sending an opening signal to the control board 53, the control board 53 controls the motor to rotate forward, as shown in fig. 7 and 8, the pushing block 43 moves towards the worm part 522 side, the blocking pin 44 is pulled by the pushing block 43 to be separated from the blocking holes on the left claw 21 and the right claw 22, so that the claw group 2 is in a free state, the external structure can be pulled out of the claw group 2, the gear block 41 is also popped out, the claw group 2 is kept in an open state, and the next locking operation is waited.

Example four

The invention provides a hasp electronic lock, as shown in fig. 9-13, the hasp electronic lock comprises a limit locking structure, a lock shell 62 and a hinge 61 in the above embodiment, the limit locking structure is arranged in the lock shell 62, the lock shell 62 and the hinge 61 are connected through a hinge rotating shaft 63, the lock shell 62 is provided with an arc-shaped rotating shaft hole 64, the hinge rotating shaft 63 is arranged in the rotating shaft hole 64, so that the hinge 61 can rotate on the lock shell 62, and particularly, the end part of the hinge 61 is provided with a hook mouth 611, and the hook mouth 611 is used for pulling a lug fixed on the plane or the other plane at right angle to lock. The lock shell 62 is of a hollow cuboid structure, and the upper side and the lower side of one end, close to the hinge 61, of the lock shell 62 are provided with large chamfers, so that the hinge 61 is prevented from being clamped when rotating on the lock shell 62. The arc-shaped rotating shaft hole 64 can enable the hinge 61 to be in two rotating states, the hinge rotating shaft 63 is moved to the left end of the rotating shaft hole 64 to be locked, the integral structure of the hinge 61 and the lock shell 62 can be lengthened, the hasp electronic lock can be used for locking in the angle folding structure direction, the hinge rotating shaft 63 is moved to the right end of the rotating shaft hole 64 to be locked, the integral length of the hinge 61 and the lock shell 62 is reduced, and the hasp electronic lock is enabled to be more suitable for locking in the plane structure direction.

Still be provided with base 7 in the lock shell 62, spacing locking structure sets up in base 7, base 7 is connected through lock shell pivot 65 with lock shell 62, and is specific, base 7 includes bottom surface 71, is provided with baffle 72 in the middle part of bottom surface 71, is provided with the triangle-shaped curb plate on the right side both sides of baffle 72, is provided with connecting plate 73 on baffle left side both sides, the left end of connecting plate 73 is buckled upwards, and be provided with the shaft hole at the left end portion, be provided with corresponding shaft hole below the pivot hole 64 of lock shell 62, lock shell 62 is connected through lock shell pivot 65 with connecting plate 73.

On the left side of the partition plate 72, a baffle plate 74 is arranged in the middle of the two connecting plates 73, an accommodating cavity is formed among the baffle plate 74, the partition plate 72 and the connecting plates 73 on the two sides and used for accommodating a limit locking structure, the partition plate 72 and the limit locking structure are fixed through screws, a penetrating hole is arranged in the middle of the partition plate 72, the diameter of the penetrating hole is larger than or equal to the maximum diameter of the opening of the jaw set 2, and the jaw set 2 is tightly attached to the partition plate 72.

A lock head mounting hole 66 is arranged at the right end of the lock shell 62, a lock head mounting cavity 67 is arranged inside the lock shell 62 and used for mounting a lock head assembly 8, the lock head assembly 8 comprises a bolt 81, a shifting block 82, a bolt handle 83 and an electronic liner 84, concretely, the bolt handle 83 penetrates through the lock head mounting hole 66 and is fixed on the bolt handle, the electronic liner 84 is arranged at the outer end of the bolt handle 83 and is used for inserting a key to open the whole lock, the shifting block 82 and the bolt 81 are arranged at the inner end of the bolt handle 83, so that the bolt 81 is inserted into the jaw group 2, the bolt 81 is matched with the jaw group 2, concretely, a thin groove is arranged between the left end and the middle part of the bolt 81, the end part of the bolt 81 can freely penetrate through the jaw group 2 when the jaw group 2 is opened, when the jaw group 2 is locked, the bolt group 2 blocks the thin groove on the bolt 81, locks the bolt 81 in the, limiting the displacement of the lock housing 62 allows locking of the entire hasp electronic lock.

EXAMPLE five

The electronic hasp lock as described in the fourth embodiment is a specific embodiment, and as shown in fig. 10, when the electronic hasp lock is used on two doors on the same plane, the bottom surface 71 of the base 7 is fixed on one door by screws, the protruding piece is arranged on the other door, the hinge rotating shaft 63 is arranged at the right end of the rotating shaft hole 64, the lock case 62 is lifted up, the hook mouth 611 is sleeved on the outside of the protruding piece, the lock case 62 is pressed down along the direction of the arc arrow, as shown in fig. 11, the lock case 62 is pressed flat along the direction of the downward arrow, the two doors are firmly locked by using the principle of dragging and pulling, the latch tongue 81 is pushed into the pawl group 2 along the direction of the left arrow, the latch tongue 81 passes through the pawl group 2, the gear block 41 is pushed in, the reset spring 42 presses the wake-up switch 532, the power source is woken up, the magnet 411 senses with the reed pipe 531, the control panel 3 to control the motor 51 to rotate, the motor, the pushing block 43 is pushed to move towards the direction of the claw group 2, the blocking pin 44 in the pushing block 43 is inserted into the blocking hole at the lower end of the claw group 2, so that the claw group 2 locks the bolt 81, the bolt 81 cannot be pulled out, the hasp electronic lock is locked, and the two doors cannot be opened.

As shown in fig. 12, when the door is used on a non-planar surface, for example, when two doors are closed to form a right angle, the bottom surface 71 of the base 7 is fixed on one of the doors by screws, the protruding piece is arranged on the other door, the hinge rotating shaft 63 is arranged at the right end of the rotating shaft hole 64, the lock case 62 is lifted up, so that the hook mouth 611 is sleeved outside the protruding piece, the lock case 62 is pressed down along the direction of the arc arrow, as shown in fig. 13, the lock case 62 is pressed flat along the direction of the downward arrow, the two doors are tightly locked by using the principle of dragging and pulling, the latch 81 is pushed into the jaw set 2 along the direction of the left arrow, the latch 81 passes through the jaw set 2, the gear block 41 is pushed in, the reset spring 42 presses the wake switch 532, the wake-up power source, the magnet 411 senses with the reed pipe 531, so that the control board 3 controls the motor 51 to rotate, the motor 51 drives the gear worm 52 to, the blocking pin 44 in the pushing block 43 is inserted into the blocking hole at the lower end of the claw group 2, so that the claw group 2 locks the bolt 81, the bolt 81 cannot be pulled out, the hasp electronic lock is locked, and the two doors cannot be opened.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and additions can be made without departing from the method of the present invention, and these modifications and additions should also be regarded as the protection scope of the present invention.

Claims (9)

1. A limit locking structure is characterized by comprising a shell (1), wherein a driving assembly, a clamping assembly and a limit assembly are arranged in the shell (1), the limit assembly comprises a jaw group (2), the clamping assembly is used for limiting the opening/closing of the jaw group (2) and enabling the limit locking structure to be in an opening/locking state, and the driving assembly is used for providing power for the clamping assembly; the screens subassembly is including promoting piece (43), screens round pin (44) and drive spring (45), promote piece (43) with drive assembly connects, screens round pin (44) with drive spring (45) are installed promote on piece (43), promote piece (43) restriction screens round pin (44) with drive spring (45)'s removal.

2. The positive lock structure of claim 1, wherein the position-retaining pin (44) comprises a thick end and a thin end, the pushing block (43) is provided with a position-retaining pin hole (431) for the thin end of the position-retaining pin (44) to pass through, one end of the driving spring (45) is arranged on the driving assembly, and the other end of the driving spring is arranged on the thick end of the position-retaining pin (44).

3. The limit locking structure according to claim 2, characterized in that the jaw set (2) comprises a left jaw (21) and a right jaw (22), one end of the left jaw (21) and one end of the right jaw (22) are fixed through a pin shaft (31), the other end of the left jaw (21) and the other end of the right jaw (22) are provided with a clamping hole matched with the clamping pin (44), and the clamping pin (44) can simultaneously penetrate through the clamping holes on the left jaw (21) and the right jaw (22) to fix the left jaw and the right jaw.

4. The positive-locking structure according to claim 2, characterized in that the detent assembly comprises a detent block (41) and a return spring (42), the detent block (41) is in the jaw set (2) and the jaw set (2) is open, the positive-locking structure is in an open state, the detent block (41) is pushed away from the jaw set (2) and the jaw set (2) is closed, the positive-locking structure is in a locked state, and the return spring (42) is used for resetting the detent block.

5. The limit locking structure according to claim 4, characterized in that the driving assembly comprises a motor (51), a gear worm (52) and a control plate (53), the gear worm (52) comprises a gear part (521) and a worm part (522), the gear part (521) is meshed with the motor (51), an inner cavity which is matched and meshed with the worm part (522) is arranged inside the pushing block (43), the pushing block (43) is installed on the worm part (522), and the control plate (53) senses the movement of the gear block (41) and controls the rotation of the motor (51).

6. The limit locking structure according to any one of claims 1 to 5, wherein a main body (3) is arranged inside the housing (1), the jaw set (2) is arranged on the main body (3), a reset spring (32) is arranged on the main body (3), and the reset spring (32) is used for resetting the jaw set (2).

7. Hasp electronic lock, characterized in that, said hasp electronic lock contains spacing locking structure, lock shell (62) and hinge (61) of any one of claims 1-6, said spacing locking structure sets up in lock shell (62), lock shell (62) and hinge (61) are through hinge pivot (63) connection, be provided with curved pivot hole (64) on lock shell (62), hinge pivot (63) are installed in pivot hole (64).

8. Hasp electronic lock according to claim 7, wherein a base (7) is further provided within said lock housing (62), said positive locking structure being provided within said base (7), said base (7) being connected to said lock housing (62) by a lock housing shaft (65).

9. The buckle electronic lock of claim 8, wherein the lock housing (62) is provided with a lock cylinder assembly (8), the lock cylinder assembly (8) comprising a locking tongue (81), the locking tongue (81) and the pawl group (2) being mated.

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