CN217681070U - Lock catch lock - Google Patents

Abstract

The utility model provides a lock catch lock, include: a housing assembly mounted on a surface of the device; the shielding assembly is rotatably connected with the shell assembly and is provided with a shielding position for shielding the lock catch and an avoiding position for turning the avoiding lock catch; the shutting subassembly, the shutting subassembly sets up in housing assembly, the shutting subassembly includes the lock core, switching axle and spring bolt, the switching axle is connected with the lock core, and rotate under the drive of lock core, the spring bolt is movably to be set up in housing assembly, and can stretch into or withdraw from and shelter from the subassembly, shelter from the subassembly with locking or unblock, switching axle and spring bolt synchronous motion, when the switching axle rotates, the switching axle drives the spring bolt synchronous motion and shelters from the subassembly in order to stretch into or withdraw from, when the spring bolt withdraws from and shelters from the subassembly, the unable motion of spring bolt, in order to restrict the rotation of switching axle and lock core. The utility model provides a lower problem of security of hasp lock among the prior art.

Description

Lock catch lock

Technical Field

The utility model relates to a tool to lock technical field particularly, relates to a hasp lock.

Background

In the industries of coal mines, petrochemical industry and the like, equipment is maintained every year, for example, paint is sprayed on the surface of the equipment, and the service life of the equipment is prolonged. In order to be matched with equipment maintenance, a lockset which is convenient to install and disassemble is needed to lock the switch-on button and the switch-off button of the equipment.

In the maintenance occasion, current hasp lock can only be to equipment shutting, general maintainer can extract the unblock key after the unblock is accomplished, the operation of carrying out the relocking to the hasp lock after the maintainer accomplishes once overhauls then depends on operating personnel self, it leads to the condition of normal shutting not to take place operating personnel maloperation very easily, when subsequent maintainer overhauls the equipment this moment, because the tool to lock state is not locked, it is operated equipment by other personnel mistake locksets easily, life safety to fortune dimension personnel threatens.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a lock catch lock to solve the problem of lower security of the lock catch lock in the prior art.

In order to achieve the above object, the utility model provides a lock catch lock, include: a housing assembly mounted on a surface of the device; the shielding assembly is rotatably connected with the shell assembly and is provided with a shielding position for shielding the lock catch and an avoiding position for turning the avoiding lock catch; the shutting subassembly, the shutting subassembly sets up in housing assembly, the shutting subassembly includes the lock core, switching axle and spring bolt, the switching axle is connected with the lock core, and rotate under the drive of lock core, the spring bolt is movably to be set up in housing assembly, and can stretch into or withdraw from and shelter from the subassembly, shelter from the subassembly with locking or unblock, switching axle and spring bolt synchronous motion, when the switching axle rotates, the switching axle drives the spring bolt synchronous motion and shelters from the subassembly in order to stretch into or withdraw from, when the spring bolt withdraws from and shelters from the subassembly, the unable motion of spring bolt, in order to restrict the rotation of switching axle and lock core.

Furthermore, the adapter shaft is provided with a convex column which is eccentrically arranged, the lock tongue is provided with a driving groove, the convex column is positioned in the driving groove, the contact part of the convex column and the inner wall of the driving groove keeps tangent, and when the adapter shaft rotates or the lock tongue moves, the convex column is pressed against the side wall of the driving groove and drives the lock tongue to move or the adapter shaft to rotate.

Further, the extending direction of the driving groove and the moving direction of the lock tongue are perpendicular to each other.

Further, the lock tongue includes: a first sub-assembly movably disposed within the housing assembly, the drive slot being located on the first sub-assembly; the second sub-component is connected with the first sub-component and moves synchronously with the first sub-component, and one end, far away from the first sub-component, of the second sub-component can extend out of the shell component and extend into the shielding component.

Further, the latch assembly further comprises: the locking reset piece is abutted against the bolt and provides a reset force for the bolt to extend into the shielding assembly; the limiting part is positioned on the transfer shaft and/or the lock tongue, the shell assembly is provided with a limiting groove, and the limiting part is positioned in the limiting groove and moves in the limiting groove so as to control the motion range of the transfer shaft and the lock tongue; and the wireless code sheet is arranged at the unlocking hole of the lock cylinder and is used for being matched with the unlocking key.

Further, the shutter assembly includes: the rotating shaft is rotatably connected with the shell component and is provided with a locking groove for the locking component to extend into; the baffle is connected with the rotating shaft and synchronously rotates with the rotating shaft, when the shielding component is located at the shielding position, the baffle shields the lock catch, the locking component is aligned with the locking groove and extends into the locking groove, when the shielding component is located at the avoiding position, the baffle avoids the lock catch, the locking component is staggered with the locking groove and is abutted against the outer surface of the rotating shaft, and the lock tongue cannot move; shelter from the piece that resets, shelter from piece and pivot butt that resets to for the pivot provides the reset power that drives the baffle motion to dodging the position.

Further, the housing assembly includes: the locking device comprises a shell, a locking component and a locking component, wherein the shell is provided with a containing cavity for containing the locking component; the base is arranged on the surface of the equipment, and the shell is connected with the base; the retaining member, the retaining member is worn to establish on casing and base to with casing fixed mounting on the base, the operation end of retaining member is located the within range that shelters from of sheltering from the subassembly, when sheltering from the subassembly and being located the position of sheltering from, shelters from the subassembly and shelters from the retaining member.

Further, the base is provided with at least one mounting area, and the shells are one or more and are respectively mounted in the mounting area.

Furthermore, the base is provided with a limiting rib, the shell is provided with a limiting rib groove, and the limiting rib is located in the limiting rib groove when the shell is installed on the base.

Further, the hasp lock still includes the apron subassembly, and the apron subassembly includes: the top cover is movably arranged relative to the shell component and can shield, close or avoid opening an unlocking hole of the lock cylinder, and the top cover and the shell component are respectively provided with a locking hole for an external lockset to penetrate through for locking; the switching block is connected with the shell assembly, and the top cover is rotatably connected with the switching block; the elastic sheet is connected with the switching block and has elasticity, the elastic sheet is abutted against the top cover, and the elastic sheet provides elastic force for the top cover to rotate to an open position and enables the top cover to be kept at the closed or open position.

Use the technical scheme of the utility model, through the mode that adopts the synchronous linkage between the switching axle and the spring bolt of shutting the subassembly, two simultaneous movement promptly, thus, the turning force of lock core when normal unblock realizes the unblock to sheltering from the subassembly on the spring bolt through the switching axle transmission, and the motion of spring bolt is sheltered from subassembly backstop and unable motion after the unblock is accomplished, this moment owing to switching axle and spring bolt linkage, therefore the switching axle also can't rotate, thereby make the unable reversal of lock core reset, the unblock key is locked and can't be extracted on the lock core, if will extract the unblock key, need carry out relocking to the hasp lock, it resets to shelter from the subassembly, spring bolt reverse movement stretches into and shelters from the subassembly, the unblock key reversal, the lock core, the switching axle reversal, just can extract the unblock key after realizing the hasp lock relocking. Like this, the unblock key remains on the hasp lock all the time after the unblock to play warning and warning effect to operating personnel, make operating personnel accomplish and can take away the unblock key with the hasp lock relocking in time after operations such as maintenance, guarantee the security of hasp lock use and to the management and control of unblock key.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of the shackle lock of the present invention;

FIG. 2 shows an exploded view of the latch of FIG. 1;

FIG. 3 shows a schematic view of the shackle lock of FIG. 2 in a locked configuration;

FIG. 4 is a schematic view of the shackle lock of FIG. 2 shown in an unlocked configuration;

FIG. 5 is a schematic view of the latching assembly of the carabiner of FIG. 2 in cooperation with a shutter assembly;

FIG. 6 shows a schematic structural view of the base of the boot lock of FIG. 2;

FIG. 7 is a schematic view of the configuration of one manner of mounting the shackle lock of FIG. 2 when mounted to a device;

FIG. 8 is a schematic view of another alternative arrangement of the carabineer of FIG. 2 when mounted to a device.

Wherein the figures include the following reference numerals:

10. a housing assembly; 11. a housing; 111. a limiting rib groove; 12. a base; 121. limiting ribs; 13. a locking member; 20. a shielding component; 21. a rotating shaft; 211. a locking groove; 22. a baffle plate; 23. a shielding reset piece; 31. a lock cylinder; 32. a transfer shaft; 321. a convex column; 33. a latch bolt; 331. a drive slot; 332. a first sub-assembly; 333. a second sub-assembly; 34. a latching reset member; 35. a limiting part; 36. a wireless chip; 40. a cover plate assembly; 41. a top cover; 411. a locking hole; 42. a transfer block; 43. an elastic sheet.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present application, where the contrary is not intended, the use of directional words such as "upper, lower, top and bottom" is generally with respect to the orientation shown in the drawings, or with respect to the component itself in the vertical, perpendicular or gravitational direction; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

In order to solve the lower problem of security of the hasp lock among the prior art, the utility model provides a hasp lock.

A carabiner lock as shown in figures 1 to 8, comprising a housing assembly 10, a shutter assembly 20 and a blocking assembly, the housing assembly 10 being mounted on a surface of an apparatus; the shielding component 20 is rotatably connected with the shell component 10 and is provided with a shielding position for shielding the lock catch and an avoiding position for turning the avoiding lock catch; the locking assembly is arranged in the shell assembly 10 and comprises a lock cylinder 31, an adapter shaft 32 and a lock tongue 33, the adapter shaft 32 is connected with the lock cylinder 31 and rotates under the driving of the lock cylinder 31, the lock tongue 33 is movably arranged in the shell assembly 10 and can extend into or withdraw from the shielding assembly 20 to lock or unlock the shielding assembly 20, the adapter shaft 32 and the lock tongue 33 move synchronously, when the adapter shaft 32 rotates, the adapter shaft 32 drives the lock tongue 33 to move synchronously to extend into or withdraw from the shielding assembly 20, and when the lock tongue 33 withdraws from the shielding assembly 20, the lock tongue 33 cannot move so as to limit the rotation of the adapter shaft 32 and the lock cylinder 31.

In this embodiment, a synchronous linkage mode is adopted between the switching shaft 32 and the lock tongue 33 of the locking assembly, that is, the two synchronously move, so that during normal unlocking, the rotating force of the lock cylinder 31 is transmitted to the lock tongue 33 through the switching shaft 32 to unlock the shielding assembly 20, and after unlocking is completed, the movement of the lock tongue 33 is stopped by the shielding assembly 20 and cannot move, at this time, the switching shaft 32 is linked with the lock tongue 33, so that the switching shaft 32 cannot rotate, the lock cylinder 31 cannot be reversed and reset, the unlocking key is locked on the lock cylinder 31 and cannot be pulled out, if the unlocking key is to be pulled out, the locking lock needs to be re-locked, the shielding assembly 20 resets, the lock tongue 33 reversely moves to stretch into the shielding assembly 20, the unlocking key reverses, the lock cylinder 31 and the switching shaft 32 reversely rotate, and the unlocking key can be pulled out after the locking lock is re-locked. Like this, the unblock key remains on the hasp lock all the time after the unblock to play warning and warning effect to operating personnel, make operating personnel accomplish and can in time take away the unblock key with the hasp lock relocking in time after operations such as maintenance, guarantee the security of hasp lock use and to the management and control of unblock key.

The term "latch" as used in this embodiment refers to various switches, screws, nuts, and other components that are used for controlling the power equipment.

As shown in fig. 2 to 4, in the present embodiment, a driving manner of a cylindrical groove fit is adopted between the adapter shaft 32 and the lock tongue 33, specifically, the adapter shaft 32 has a protruding column 321 eccentrically disposed, the lock tongue 33 is provided with a driving groove 331, the protruding column 321 is located in the driving groove 331, and a contact position of the protruding column 321 and an inner wall of the driving groove 331 keeps tangent, so that a driving fit relationship is always provided between the protruding column 321 and the inner wall of the driving groove 331, when the adapter shaft 32 rotates under the driving of the lock cylinder 31 or the lock tongue 33 moves under the action of the locking reset piece 34, the protruding column 321 and a side wall of the driving groove 331 always abut and press, so that the adapter shaft 32 drives the lock tongue 33 to move or the lock tongue 33 drives the adapter shaft 32 to rotate, thereby realizing synchronous movement of the two.

In this embodiment, the extending direction, that is, the length direction of the driving groove 331 on the lock tongue 33 and the moving direction of the lock tongue 33 are perpendicular to each other, and the width is substantially the same as the diameter of the protruding column 321, so that the protruding column 321 and the inner wall of the driving groove 331 are always kept in contact and abutted, and the linkage and the cooperation of the two are realized. Of course, in addition to the above-mentioned engagement method, the adaptor shaft 32 and the latch 33 may be engaged with each other as needed, for example, a slider-crank structure may be adopted, as long as rotation can be converted into linear movement and linkage can be driven in both directions.

In the present embodiment, the latch 33 is provided in a manner that the sub-members are separated for easy processing and assembly. As shown in fig. 2 to 5, in particular, the locking tongue 33 includes a first sub-component 332 and a second sub-component 333, wherein the first sub-component 332 is movably disposed in the housing assembly 10, and the driving slot 331 is located on the first sub-component 332, so that the first sub-component 332 is a component directly matching with the adapter shaft 32. The second sub-component 333 is connected with the first sub-component 332 and moves synchronously with the first sub-component 332, the second sub-component 333 is a component matched with the shielding component 20, more specifically, a through hole is formed in the housing component 10, the second sub-component 333 is inserted into the through hole, one end of the second sub-component 333 is connected with the first sub-component 332, and the other end far away from the first sub-component 332 can extend out of the through hole to the outer side of the housing component 10 and extend into the shielding component 20, so that the shielding component 20 is locked. This embodiment provides a post on the first sub-part 332 and a recess in the second sub-part 333, the post extending into the recess and abutting the inner wall of the recess to allow the first sub-part 332 and the second sub-part 333 to move synchronously. Of course, the latch 33 may be a unitary member.

In this embodiment, the latching assembly further includes a latching reset 34, a limiting portion 35, and a wireless chip 36. The shutting piece 34 that resets adopts the spring, the one end that the spring bolt 33 kept away from sheltering from subassembly 20 is provided with the arch, shutting piece 34 cover that resets is established in the protruding outside, and its one end and spring bolt 33 butt, the other end and casing assembly 10 butt, make shutting piece 34 that resets provide the restoring force who stretches into shelters from subassembly 20 for spring bolt 33 like this, thus, on the one hand when sheltering from subassembly 20 when relocking, spring bolt 33 can stretch into to sheltering from subassembly 20 automatically under the effect that shutting piece 34 resets, thereby realize automatic shutting, on the other hand makes after the unblock spring bolt 33 reset the effect of piece 34 with the surface butt that shelters from subassembly 20 all the time, because the distance that spring bolt 33 removed at this moment makes spring bolt 33 totally reverse reset, consequently, the unblock key still can not be extracted. Spacing portion 35 plays the effect of restriction shutting subassembly motion range, spacing portion 35 of this embodiment adopts the lug shape, and be located the circumference side of switching axle 32, the spacing groove has been seted up on corresponding casing subassembly 10, spacing portion 35 is located the spacing inslot, spacing portion 35 can move in the spacing inslot when switching axle 32 rotates, thereby control the rotation range of switching axle 32, owing to switching axle 32 and spring bolt 33 linkage, consequently also controlled the motion range of spring bolt 33, parts such as unblock key, of course, spacing portion 35 also can set up on spring bolt 33, as long as can carry out spacing realization to the action of whole subassembly to control to a part in the shutting subassembly. The wireless code sheet 36 is arranged at an unlocking hole of the lock cylinder 31, and the wireless code sheet 36 is mainly used for matching with an unlocking key to perform identity recognition, information interaction, power transmission and the like.

In this embodiment, the shielding assembly 20 includes a rotating shaft 21, a baffle 22 and a shielding return member 23, the rotating shaft 21 is rotatably connected to the housing assembly 10 through a pin, a rotation axis of the rotating shaft 21 is a turning axis of the shielding assembly 20, and a peripheral side surface of the rotating shaft 21 is provided with a locking groove 211 into which the locking assembly extends. The shutter 22 serves as a part of the shutter assembly 20 that functions as a shutter lock, and the shutter 22 is connected to the rotary shaft 21 and rotates around the axis of the rotary shaft 21 in synchronization therewith. Thus, when the shielding assembly 20 is located at the shielding position, the baffle plate 22 shields the lock catch, the lock catch cannot be operated, the locking groove 211 is aligned with the locking tongue 33, and the locking tongue 33 extends into the locking groove 211, so that the shielding assembly 20 is limited from rotating, and the shielding assembly 20 is locked at the shielding position; when unlocking, the bolt 33 exits the locking groove 211, the shielding assembly 20 is not locked any more, so that the whole body can be turned over to an avoiding position, the baffle plate 22 avoids the lock catch, the lock catch can be operated, and after unlocking is finished, the bolt 33 abuts against the outer surface of the rotating shaft 21 because the locking groove 211 and the bolt 33 are staggered, and the unlocking key cannot be pulled out because the movement distance of the bolt 33 is not enough to enable the lock cylinder 31 to be completely reversed and reset; when resetting, the baffle plate 22 is manually rotated reversely by an operator until the shielding component 20 rotates to the shielding position, at the moment, the baffle plate 22 shields the lock catch again, meanwhile, the locking groove 211 is aligned with the lock tongue 33 again, and the lock tongue 33 automatically extends into the locking groove 211 under the action of the locking resetting piece 34, so that the shielding component 20 is locked, and automatic locking is realized. The piece 23 that resets that shelters from of this embodiment adopts the torsional spring, and the side of baffle 22 is provided with the recess that the installation held the torsional spring, shelters from the one end and the pivot 21 butt that reset 23, the other end and housing assembly 10 butt to make and shelter from the piece 23 that resets and provide the power that resets that drives baffle 22 and move to dodging the position for pivot 21, when making spring bolt 33 withdraw from locking groove 211, baffle 22 can dodge the hasp in the automatic upset of the effect that shelters from the piece 23 down. Since the shielding component 20 does not affect the original structure of the lock catch, the lock catch lock of the embodiment does not need to modify the original lock catch structure during installation, and the lock catch is locked by additionally installing accessories, so that the modification is convenient.

The rotating shaft 21 of the embodiment includes a cylindrical shaft portion and a platform connected with the shaft portion, a clamping groove is provided in the platform, the baffle 22 is a plate-shaped member, one end of the baffle is provided with a connecting hole, the end extends into the clamping groove and is locked on the rotating shaft 21 through a screw, so that the installation connection and the synchronous rotation between the rotating shaft 21 and the baffle 22 are realized. One end and the peripheral side of the baffle 22 far away from the connecting hole can be bent and bent towards the direction close to the lock catch, so that the side face of the lock catch is shielded, and the safety is improved.

In this embodiment, the housing assembly 10 includes a housing 11, a base 12 and a locking member 13, the housing 11 has a receiving cavity, the locking member and other components are mounted in the receiving cavity, the housing 11 can be divided into a plurality of sub-components as required, and the sub-components are sequentially spliced to form the housing 11. The base 12 is used as a part for installing the latch lock on the equipment, one surface of the base 12 is installed on the surface of the equipment by means of bonding, bolts and the like, the shell 11 is installed on the other surface, specifically, the installing holes are respectively formed in the base 12 and the shell 11 in the embodiment, the locking part 13 can adopt parts such as screws, and the locking part 13 is arranged on the installing holes of the shell 11 and the base 12 in a penetrating manner, so that the shell 11 is installed on the base 12, and the connection between the shell 11 and the base 12 is realized. Considering simultaneously that retaining member 13 may be dismantled, destroy etc. the condition at will, the mounting hole of this embodiment is located the range of sheltering from that shelters from subassembly 20, that is to say, shelters from not only the hasp when subassembly 20 is located the position of sheltering from, still shelters from the mounting hole simultaneously. The mounting hole of this embodiment shelters from through the platform of pivot 21, also can shelter from through baffle 22, and like this, the operation end of installing retaining member 13 in mounting hole department is also sheltered from to can't operate retaining member 13 when the hasp lock shutting, only shelter from subassembly 20 after the unblock and rotate to dodging the position, expose retaining member 13 and just can operate retaining member 13 and realize dismantling.

Optionally, the base 12 has at least one mounting area, that is, the number of the mounting areas may be set as required, and correspondingly, the number of the housings 11 may also be one or more, so that one base 12 may be adapted to a plurality of housings 11, as shown in fig. 6, when mounting, after mounting the base 12 on the surface of the equipment, the housings 11 are mounted in different mounting areas on the same base 12, and the shielding component 20 on each housing component 10 is respectively matched with one latch, so as to realize the matching of the latch and the latches, as shown in fig. 8. Of course, a plurality of bases 12 may be separately provided, and each base 12 is correspondingly matched with one shell 11, as shown in fig. 7; combinations of the above two may also be used.

As shown in fig. 2 and fig. 6, in this embodiment, a limiting rib 121 is further disposed on the base 12, the housing 11 has a limiting rib groove 111, specifically, two ends of one side of each mounting area are respectively disposed with one limiting rib 121, correspondingly, one side of the housing 11, preferably the side far away from the shielding assembly 20, is disposed with one limiting rib groove 111 at two ends of the bottom thereof. Move casing 11 along base 12 surface during the installation, dock spacing muscle 121 and spacing muscle groove 111 to make spacing muscle 121 stretch into to spacing muscle groove 111 in, like this, cooperation between spacing muscle 121 and the spacing muscle groove 111 makes casing 11 can't keep away from base 12 along the direction on perpendicular to base 12 surface, then the installation locking of cooperation retaining member 13 can install casing 11 firmly on base 12, the installation is swift convenient and reliable and stable.

In this embodiment, the latch lock further includes a cover plate assembly 40, the cover plate assembly 40 includes a top cover 41, a switching block 42 and a spring plate 43, the top cover 41 is movably disposed relative to the housing assembly 10, and can shield, close or avoid opening the unlocking hole of the lock cylinder 31, so as to shield the unlocking hole. The top cover 41 and the housing assembly 10 are provided with locking holes 411 for external locks to penetrate through for locking, so that the top cover 41 can be locked at a position for shielding the unlocking hole through the external locks such as padlocks, the unlocking hole cannot be operated randomly, and the safety of the padlock is further improved. The adapter block 42 is connected to the housing assembly 10, a mounting groove is provided on a side surface of the housing 11 away from the shielding assembly 20 in the embodiment, the adapter block 42 is fixedly mounted in the mounting groove by screws and other components, and the top cover 41 is rotatably connected to the adapter block 42, so that the top cover 41 can rotate relative to the housing 11, and the turning on and turning off are realized. One end of the elastic sheet 43 is connected with the switching block 42, the screw for connecting the switching block 42 and the shell 11 simultaneously penetrates through the elastic sheet 43, so that the switching block 42, the elastic sheet 43 and the shell 11 are installed together, the other end of the elastic sheet 43 is abutted against the top cover 41, and the elastic sheet 43 has certain elasticity, so that when the top cover 41 is closed, the elastic sheet 43 enables the top cover 41 to be kept closed by the elasticity of the elastic sheet 43, and when the top cover 41 is opened, the elastic sheet 43 provides elastic force for the top cover 41 to rotate to the opened position, so that the top cover 41 is automatically opened, and meanwhile, the top cover 41 is kept in an opened state after the top cover 41 is opened. It should be noted that the holding function of the elastic sheet 43 is fixed, and the operator can overcome the elastic force of the elastic sheet 43 by applying force to rotate the top cover 41, so that the top cover 41 rotates to change the position.

The use process of the lock catch lock of the embodiment is as follows:

during installation:

the limiting rib groove 111 is clamped on the limiting rib 121 of the base 12, the locking piece 13 penetrates through the mounting holes of the shell 11 and the base 12, the shell 11 is fixedly arranged on the base 12, and the mounting of the base 12 of the lock catch lock is completed; and then the base 12 is fixedly arranged on the corresponding position of the equipment in a gluing or welding mode to complete the installation of the lock catch lock on the equipment. For multiple equipment locations requiring latching, multiple pedestals 12 may be provided, or multiple mounting area pedestals 12 may be used.

When unlocking:

the padlock on the unblock top cap 41, open top cap 41, the unblock key inserts lock core 31 and rotates, drive lock core 31 and rotate, lock core 31 drives switching axle 32 and rotates, the projection 321 of switching axle 32 extrudes the lateral wall of drive groove 331, thereby drive spring bolt 33 rectilinear movement, spring bolt 33 withdraws from the locking groove 211 who shelters from the pivot 21 of subassembly 20, the rotation restriction that shelters from subassembly 20 is relieved, under the effect that shelters from reset piece 23, shelter from that subassembly 20 wholly rotates to dodge the position, the hasp no longer is sheltered from, thereby can operate.

Because the unlocking key, the lock cylinder 31, the changeover shaft 32 and the bolt 33 are kept in a linkage state all the time, the bolt 33 is limited by the rotating shaft 21 and cannot move in the unlocking state, so that the unlocking key is limited to rotate and reset, the unlocking key cannot be pulled out, and the unlocking key is prevented from being left on the lock catch lock.

When locking:

an operator rotates the shielding component 20 to a shielding position, the unlocking key, the lock cylinder 31, the transfer shaft 32 and the lock tongue 33 all move in the reverse direction, the lock tongue 33 extends into the locking groove 211 again to lock the shielding component 20, the lock cylinder 31 also resets, and the unlocking key can be pulled out smoothly. After locking, an operator hooks a padlock between the top cover 41 and the housing 11 to lock the top cover 41, and only the operator has the authority to unlock the padlock, so that the locking of the locking state of the lock catch is ensured.

It should be noted that, a plurality in the above embodiments means at least two.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

1. the problem of lower safety of the lock catch in the prior art is solved;

2. the unlocking key is always kept on the lock catch lock after unlocking, so that the reminding and warning effects are achieved for an operator, the lock catch lock can be re-locked and the unlocking key can be taken away in time after the operator completes maintenance and other operations, and the use safety of the lock catch lock and the management and control of the unlocking key are guaranteed;

3. the lock catch structure does not need to be modified, and the lock catch is locked by additionally arranging accessories, so that the modification is convenient;

4. when the lock catch lock is locked, the locking piece cannot be operated, and the locking piece can be operated to be disassembled only when the shielding assembly rotates to the avoiding position after unlocking and the locking piece is exposed;

5. a base can cooperate with one or more casings, can adapt to different demands, simple to operate.

It is obvious that the above described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A shackle lock, comprising:

a housing assembly (10), the housing assembly (10) being mounted on a surface of an apparatus;

the shielding assembly (20) is rotatably connected with the shell assembly (10) and is provided with a shielding position for shielding the lock catch and an avoiding position for turning over and avoiding the lock catch;

the locking assembly is arranged in the shell assembly (10), the locking assembly comprises a lock cylinder (31), a transfer shaft (32) and a lock tongue (33), the transfer shaft (32) is connected with the lock cylinder (31), the lock tongue (31) is driven to rotate, the lock tongue (33) is movably arranged in the shell assembly (10) and can stretch into or withdraw from the shielding assembly (20) to lock or unlock the shielding assembly (20), the transfer shaft (32) and the lock tongue (33) move synchronously, when the transfer shaft (32) rotates, the transfer shaft (32) drives the lock tongue (33) to move synchronously to stretch into or withdraw from the shielding assembly (20), when the lock tongue (33) withdraws from the shielding assembly (20), the lock tongue (33) cannot move to limit the transfer shaft (32) and the lock tongue (31) to rotate.

2. A hasp lock according to claim 1, wherein said transfer shaft (32) is provided with an eccentrically arranged convex column (321), said lock tongue (33) is provided with a driving groove (331), said convex column (321) is positioned in said driving groove (331), and the contact position of said convex column (321) and the inner wall of said driving groove (331) is kept tangent, when said transfer shaft (32) rotates or said lock tongue (33) moves, said convex column (321) is pressed against the side wall of said driving groove (331) and drives said lock tongue (33) to move or said transfer shaft (32) to rotate.

3. A padlock according to claim 2, characterized in that the drive slot (331) extends in a direction perpendicular to the direction of movement of the locking tongue (33).

4. A padlock according to claim 2, characterized in that the locking tongue (33) comprises:

a first sub-assembly (332), the first sub-assembly (332) being movably disposed within the housing assembly (10), the drive slot (331) being located on the first sub-assembly (332);

a second sub-component (333), wherein the second sub-component (333) is connected with the first sub-component (332) and moves synchronously with the first sub-component (332), and one end of the second sub-component (333) far away from the first sub-component (332) can extend out of the shell component (10) and extend into the shielding component (20).

5. A shackle lock as defined in claim 1, wherein the locking assembly further comprises:

the locking reset piece (34) is abutted with the bolt (33), and provides reset force for the bolt (33) to extend into the shielding assembly (20);

the limiting part (35) is positioned on the transfer shaft (32) and/or the lock bolt (33), the shell assembly (10) is provided with a limiting groove, and the limiting part (35) is positioned in the limiting groove and moves in the limiting groove so as to control the movement range of the transfer shaft (32) and the lock bolt (33);

a wireless code chip (36), wherein the wireless code chip (36) is arranged at the unlocking hole of the lock cylinder (31) and is used for matching with an unlocking key.

6. A hasp lock according to any one of claims 1 to 5 wherein said shutter assembly (20) comprises:

the rotating shaft (21) is rotatably connected with the shell component (10) and is provided with a locking groove (211) for the locking component to extend into;

the baffle (22) is connected with the rotating shaft (21) and synchronously rotates, when the shielding component (20) is located at the shielding position, the baffle (22) shields the lock catch, the locking component is aligned with the locking groove (211) and extends into the locking groove (211), when the shielding component (20) is located at the avoiding position, the baffle (22) avoids the lock catch, the locking component is staggered with the locking groove (211) and is abutted against the outer surface of the rotating shaft (21), and the lock tongue (33) cannot move;

shelter from and reset piece (23), shelter from reset piece (23) with pivot (21) butt, and for pivot (21) provide the drive baffle (22) move extremely dodge the reset force of position.

7. A hasp lock according to any one of claims 1 to 5 wherein said housing assembly (10) comprises:

a housing (11), the housing (11) having a receiving cavity for receiving the latch assembly;

a base (12), wherein the base (12) is installed on the surface of the equipment, and the shell (11) is connected with the base (12);

retaining member (13), retaining member (13) wear to establish casing (11) with on base (12), and will casing (11) fixed mounting be in on base (12), the operating end of retaining member (13) is located shelter from the within range of sheltering from of subassembly (20), work as shelter from subassembly (20) and be located when sheltering from the position, shelter from subassembly (20) and shelter from retaining member (13).

8. A lock catch according to claim 7, characterized in that the base (12) has at least one mounting area, the housing (11) being one or more and mounted in the mounting area, respectively.

9. A lock catch lock according to claim 7, characterized in that the base (12) has a retaining rib (121), the housing (11) has a retaining rib groove (111), and the retaining rib (121) is located in the retaining rib groove (111) when the housing (11) is mounted on the base (12).

10. A lock catch lock according to any one of claims 1-5, wherein the lock catch lock further comprises a cover plate assembly (40), the cover plate assembly (40) comprising:

the top cover (41) is movably arranged relative to the shell component (10) and can shield, close or avoid opening an unlocking hole of the lock cylinder (31), and the top cover (41) and the shell component (10) are both provided with locking holes (411) for external locksets to penetrate and lock;

a transfer block (42), the transfer block (42) being connected to the housing assembly (10), the top cover (41) being rotatably connected to the transfer block (42);

the elastic sheet (43) is connected with the transfer block (42) and has elasticity, the elastic sheet (43) is abutted against the top cover (41), and the elastic sheet (43) provides elastic force for the top cover (41) to rotate to an open position and enables the top cover (41) to be kept at a closed or open position.

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