Luggage coded lock with asynchronous lock hook structure

Abstract

The utility model discloses a luggage coded lock with an asynchronous lock hook structure, which comprises a lock cover, a back plate and a coded lock device, the coded lock device comprises a push button, a lock hole, a sliding seat, two elastic seats, a lock hook assembly, a code wheel assembly and a customs lock assembly, the lock hook assembly is arranged between middle concave positions of the two elastic seats in a sliding manner, and the lock hook assembly is connected with the lock cover. The latch hook assembly comprises a first latch hook, a second latch hook and a reset spring, the length of the second latch hook is smaller than that of the first latch hook, the second latch hook is arranged on the first latch hook in a sliding mode, and the abutting portions of the first latch hook and the second latch hook are arranged side by side in a staggered mode and correspond to the two outer side faces of the elastic base outwards respectively. According to the utility model, the split lock hook structure is adopted, and when the zipper pull is inserted into the lock hole corresponding to the second lock hook, the first lock hook cannot synchronously move along with the second lock hook, so that the problem that the locked zipper pull is unnecessarily popped up due to the fact that the first lock hook relieves the limitation on the zipper pull which is locked in advance is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of luggage combination lock, more specifically, relate to a luggage combination lock with different step lock hook structure. BACKGROUND

[0002] People will carry luggage to place articles when going out, and most of the luggage adopts zipper as connecting piece to control opening and closing. In order to prevent the zipper from being opened by others, people set luggage combination lock on the luggage. However, most of the existing luggage combination lock adopts a compact combination lock disclosed in patent announcement No. CN216076725U, which uses two synchronous lock hooks to lock two zipper pulls of the luggage. The two lock hooks are fixed on the same sliding seat. When the first zipper pull is inserted into the lock hole of the luggage combination lock and locked, people insert the second zipper pull into the lock hole of the luggage combination lock. The zipper pull will push the second lock hook to retreat, and at this time, the sliding seat will be pushed, and the first lock hook will also be opened with the movement of the sliding seat. This will cause unnecessary ejection of the first zipper pull which is originally locked in the lock hole of the luggage combination lock, affecting user operation. SUMMARY

[0003] The utility model aims at overcoming the above-mentioned defects in the prior art, and provides a luggage combination lock with different step lock hook structure, which can avoid unnecessary ejection of the locked zipper pull when the zipper pull is inserted into the lock hole.

[0004] To achieve the above-mentioned purpose, the utility model provides a luggage combination lock with different step lock hook structure, which comprises a lock cover, a back plate, a combination lock device, the combination lock device and a USB connecting device are arranged between the lock cover and the back plate, the combination lock device comprises a push button slidingly arranged on the lock cover, two lock holes opened on the lock cover, a sliding seat, two elastic seats, a lock hook assembly, a password wheel assembly and a customs lock assembly, the password wheel assembly and the customs lock assembly are respectively located at both ends of the sliding seat, the customs lock assembly is fixed at the bottom of the push button, the two elastic seats are respectively arranged in the corresponding lock hole and located between the sliding seat, the lock hook assembly is slidingly arranged between the middle recesses of the two elastic seats, the abutting part at the end of the lock hook assembly is located on the side close to the customs lock assembly, the lock hook assembly comprises a first lock hook, a second lock hook and a return spring, the length of the second lock hook is less than that of the first lock hook, the second lock hook is slidingly arranged on the first lock hook, the abutting parts of the first lock hook and the second lock hook are respectively staggered and arranged side by side and respectively correspond to the two outer side surfaces of the elastic seat, the spring limiting columns are arranged on the inner sides of the abutting parts of the first lock hook and the second lock hook, and the return springs are respectively fixedly sleeved on the corresponding spring limiting columns.

[0005] As preferred, the bottom of the customs lock assembly is provided with a rotating lock block, the bottom of the rotating lock block is provided with a D-shaped structure, when the customs lock assembly is in the locked state, the rotating lock block abuts against the protrusion at one end of the sliding seat, thereby limiting the push button, the first lock hook and the second lock hook from moving in the unlocking direction, when the customs lock assembly is unlocked, the rotating lock block can be rotated to form a space for the protrusion to move forward, and then the push button is pushed to drive the first lock hook and the second lock hook to move in the unlocking direction to realize unlocking.

[0006] As preferred, the password wheel assembly is provided with a wheel shaft spring sleeved on the wheel shaft, one end of the wheel shaft of the password wheel assembly abuts against the other end of the sliding seat and extends out to block the transverse movement of the sliding seat in the unlocking direction when the password is incorrect, and in the unlocking state when the password is correct, the wheel shaft compresses the wheel shaft spring to remove the limiting block of the sliding seat, so that the push button can drive the first lock hook and the second lock hook to move in the unlocking direction to realize unlocking.

[0007] As preferred, the password lock device further comprises a telescopic spring, two through holes are respectively formed in the bottom surface of the sliding seat, and a protruding column corresponding to each through hole is arranged on the back plate, and the telescopic spring is provided with four protruding columns sleeved on the protruding columns and abutting against the inner end surfaces of the through holes.

[0008] As preferred, the USB connecting device comprises a sealing cover and a USB connector, the USB connector is provided with a connecting wire and at least one power connection interface for connecting electronic products or power supply equipment to realize charging, the top surface of the lock cover is provided with an interface exposure hole corresponding to each power connection interface, and the sealing cover is arranged on the lock cover and can be opened and closed relative to all the interface exposure holes.

[0009] As preferred, the power connection interface comprises at least one of a USB interface, a Micro-USB interface, a Type-c interface and a Lightning interface, or a combination thereof.

[0010] As preferred, the material of the sealing cover is soft plastic.

[0011] As preferred, the lock cover and the back plate are clamped, the two side edges of the back plate are provided with a plurality of buckles, the two side edges of the lock cover are respectively provided with clamping holes corresponding to each buckle, and the back plate is clamped into the respective clamping holes through the buckles, so as to be installed on the back of the lock cover.

[0012] As preferred, the bottom shell is further provided with a bottom shell, and the bottom of the bottom shell is provided with a plurality of locking screw holes for fixedly connecting the back plate and the lock cover through locking screws.

[0013] Compared with the prior art, the beneficial effects of the present application are that:

[0014] 1. The utility model discloses simple structure, compact, reasonable in design adopts split type lock hook structure, and the first lock hook and the second lock hook installed in the recessed position of the middle part of the elastic seat can move laterally relative to the sliding seat, when the zipper puller is inserted into the zipper puller lock hole corresponding to the second lock hook, the first lock hook does not move synchronously with the second lock hook, avoids the first lock hook to release the restriction of the zipper puller that has been locked in advance, and unnecessary ejection problem of the zipper puller that has been locked in occurs, convenient to use, and practicality is strong.

[0015] 2. The utility model discloses still be equipped with the password lock device and USB connecting device, have two kinds of unlocking mode of password wheel subassembly and customs lock subassembly, also have the function of charging, in addition, USB connecting device is additionally equipped with the sealing cover, when not using the electricity connection, the sealing cover can prevent liquid or dust into the USB connector, further improve practicality. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0017] Figure 1 It is the structure schematic diagram of the luggage password lock with different lock hook structure provided by the utility model embodiment;

[0018] Figure 2 It is the internal structure schematic diagram of the luggage password lock with different lock hook structure provided by the utility model embodiment;

[0019] Figure 3 It is the explosion schematic diagram of the luggage password lock with different lock hook structure provided by the utility model embodiment Figure 1 ;

[0020] Figure 4 It is the local explosion schematic diagram of the luggage password lock with different lock hook structure provided by the utility model embodiment;

[0021] Figure 5 It is the explosion schematic diagram of the customs lock subassembly of the luggage password lock with different lock hook structure provided by the utility model embodiment;

[0022] Figure 6 It is the explosion schematic diagram of the password wheel subassembly of the luggage password lock with different lock hook structure provided by the utility model embodiment;

[0023] Figure 7 is an explosion schematic of a luggage coded lock with different synchronous lock hook structures provided by the embodiment of the utility model Figure 2 . DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Please refer to Figure 1 The embodiments of the utility model provide a luggage coded lock with different synchronous lock hook structures, which comprises a lock cover 1, a back plate 2, a coded lock device 3, the coded lock device 3 comprises two lock holes 31 opened on the lock cover 1, a push button 32, a sliding seat 33, two elastic seats 34, a lock hook assembly 35, a coded wheel assembly 36 and a customs lock assembly 37 and other components slidingly arranged on the lock cover 1, and the following will be described in detail in combination with the drawings.

[0026] As shown in Figure 1 and Figure 2 , the coded lock device 3 can be installed between the lock cover 1 and the back plate 2, the coded wheel assembly 36 and the customs lock assembly 37 are respectively located at both ends of the sliding seat 33, and the customs lock assembly 37 is fixed at the bottom of the push button 32.

[0027] Preferably, the lock cover 1 and the back plate 2 can be clamped, the two side edges of the back plate 2 are each provided with a plurality of buckles 22, and the two side edges of the lock cover 1 are each provided with a clamping hole 13 corresponding to each buckle 22, the back plate 2 is clamped into the respective clamping hole 13 through the buckle 22, and thus is installed on the back of the lock cover 1.

[0028] As shown in Figure 3 , the two elastic seats 34 can be movably arranged in the corresponding lock holes 31 and located between the sliding seats 33, the lock hook assembly 35 is slidingly arranged between the middle recesses of the two elastic seats 34, and the abutting portion at the end of the lock hook assembly 35 is located on the side close to the customs lock assembly 37.

[0029] As shown in Figure 4As shown, the lock hook assembly 35 in the embodiment can include a first lock hook 351, a second lock hook 352, and a reset spring 353. The second lock hook 352 has a length smaller than that of the first lock hook 351, and is slidingly arranged on the first lock hook 351. The abutting portions of the first lock hook 351 and the second lock hook 352 are respectively arranged side by side and outwardly corresponding to the two outer side walls of the spring seat 34. The abutting portions of the first lock hook 351 and the second lock hook 352 are respectively provided with spring limiting columns 350.

[0030] The first lock hook 351 and the second lock hook 352 can abut against the outer side walls of the spring seat 34 after the password lock device is unlocked, and are respectively reset to positions below the corresponding lock holes 31 under the elastic action, and drive the push button 34 to return to its initial position. In addition, the surfaces of the first lock hook 351 and the second lock hook 352 can be provided with guide arc surfaces, which can guide the insertion of the zipper pull tab and make the insertion of the zipper pull tab more smooth.

[0031] Preferably, the password lock device 3 can further include a telescopic spring 341. The bottom surface of the spring seat 34 is respectively provided with two through holes 342, and the back plate 2 is provided with a protruding column 21 corresponding to each through hole 342. The telescopic spring 341 is provided with four protruding columns 21 respectively sleeved on the protruding columns 21 and abutting against the inner end surfaces of the through holes 342.

[0032] When the user unlocks, the first lock hook 351 and the second lock hook 352 exit the lock hole 31 and are separated from the zipper pull tab. The telescopic spring 341 drives the spring seat 34 to rise, so that the spring seat 34 ejects the zipper pull tab, realizes automatic ejection of the zipper pull tab, and does not need to be manually pulled out by the user, greatly improving the user experience.

[0033] As shown, Figure 5 The bottom of the customs lock assembly 37 can be provided with a rotating lock block 371, and the bottom of the rotating lock block 371 is in a D-shaped structure. When the customs lock assembly 37 is in a locked state, the rotating lock block 371 abuts against the protruding block 331 at one end of the sliding seat 33, thereby limiting the movement of the push button 32, the first lock hook 351 and the second lock hook 352 in the unlocking direction.

[0034] Further, the customs lock assembly 37 can further include a lock shell 372 and a lock core 373, the bottom of the rotating lock block 371 can be provided in a D-shaped structure, the lock shell 372 is fixedly connected to the bottom of the push button 32, the lock core 373 is installed in the inside of the lock shell 372, the end of the lock core 373 exposed from the front of the push button 32 can be inserted into a corresponding key, the other end of the lock core 373 is inserted into the top surface of the rotating lock block 371 and can drive the rotating lock block 371 to rotate when unlocking, the bottom edge of the lock shell 372 is provided with a limiting gap 3721, the upper part of the rotating lock block 371 is inserted into the lock shell 372, the upper part of the rotating lock block 371 is provided with a limiting protrusion 3711, the limiting protrusion 3711 extends from the limiting gap 3721 and can abut against the two side walls of the limiting gap 3721 when rotating.

[0035] In order to make the opening and closing of the customs lock assembly more smooth, the side arc-shaped outer wall of the rotating lock block 371 can be in sliding contact with the inner wall of the back plate 2, and the end surface of the limiting protrusion 55 is arc-shaped.

[0036] When the customs lock assembly 37 is unlocked, the rotating lock block 371 can be driven to rotate and give way to form a space for the movement of the protrusion 331 forward, and then the push button 32 is pushed and the first and second lock hooks 351 and 352 are driven to move in the unlocking direction to achieve unlocking. At this time, whether the password is correct or not, the user can open the lock by pushing the push button 32.

[0037] As shown in Figure 6 The password wheel assembly 36 can be provided with a wheel shaft spring 362 sleeved on the wheel shaft 361, one end of the wheel shaft 361 of the password wheel assembly 36 abuts against the other end of the sliding seat 33 and extends out to block the transverse movement of the sliding seat 33 in the unlocking direction when the password is incorrect.

[0038] Specifically, the password wheel assembly 36 can further include three password wheels 363 and three shaft sleeves 364, etc., the end of the wheel shaft 361 close to the sliding seat 33 can be provided with a lock shaft end plate 365, the wheel shaft spring 362 is sleeved on the side of the wheel shaft 361 close to the lock shaft end plate 365, the lock shaft end plate 365 is fixedly clamped in the other side wall of the sliding seat 33, the shaft sleeves 364 are respectively located in the center holes of the respective corresponding password wheels 363, the password wheels 363 are sleeved on the wheel shaft 361 through the shaft sleeves 364 and are arranged along the axial direction of the wheel shaft 361, the surface of the lock cover 1 is recessed with a password wheel hole 14 for the upper end of the password wheel 363 to pass out, the surface of the wheel shaft 361 is provided with at least one first recess 3611, the surface of the wheel shaft 361 is recessed with a second recess 3612 extending along the axial direction of the wheel shaft 361, the second recess 3612 communicates each first recess 3611, and the inner wall of each shaft sleeve 364 is provided with an axial block 3641 located in the respective corresponding first recess 3611.

[0039] Specifically, the outer wall of the shaft sleeve 364 can be provided with a plurality of clamping blocks 3642 distributed along the axial direction thereof, and the inner wall of the password wheel 363 is provided with a plurality of annular clamping blocks 3631, the shaft sleeve 364 is inserted into the clamping blocks 3631 of the password wheel 363 through the clamping blocks 3642 and is clamped with the password wheel 363, so as to be connected with the password wheel 363 and can rotate with the corresponding password wheel 363.

[0040] In specific implementation, when the clamping blocks 3642 of the shaft sleeve 364 are clamped in the clamping blocks 3631 of the password wheel 363, rotating the password wheel 363 will drive the shaft sleeve 364 to rotate.

[0041] When the password is correct and the unlocking state is reached, the axle 361 compresses the axle spring 362 to release the limiting block of the sliding seat 33, so that the push button 32 can drive the first lock hook 351 and the second lock hook 352 to move in the unlocking direction to achieve unlocking. In addition, in other embodiments, the number of password wheels and related components used therewith can be changed according to the actual needs of users, which is not limited in the present embodiment.

[0042] As shown in Figure 7 The present embodiment can also include a USB connecting device 4, which can include a sealing cover 41 and a USB connector 42, the USB connector 42 is provided with a connecting wire 421 for connecting electronic products or power supply devices to realize charging and at least one power connection interface 422, the top surface of the lock cover 1 is provided with an interface exposure hole 11 corresponding to each power connection interface 422, and the sealing cover 41 is covered on the lock cover 1 and can be opened and closed relative to all interface exposure holes 11.

[0043] Specifically, the power connection interface 422 can include at least one of a USB interface, a Micro-USB interface, a Type-c interface, a Lightning interface or a combination thereof. The present embodiment can also select the interface required by other electronic products on the market, and the shape and number of the interface are not limited in the present embodiment.

[0044] In addition, in order to facilitate the user to charge or power the mobile electronic device, it should be pointed out that the USB connector 3 can be a power supply end and a charging end, the charging end can be a connecting wire as a charging wire to be electrically connected with the mobile power supply in the luggage, and the power supply end can be various interfaces of different specifications for consumers to plug in the power cord to charge the mobile electronic device.

[0045] In the present embodiment, the material of the sealing cover 41 can be soft plastic. When the power connection interface 422 is not used, the sealing cover 41 can prevent liquid or dust from entering the USB connector, improving the practicability.

[0046] The sealing cover 41 can include a cover plate 411, a first plug block 412 and a second plug block 413, the bottom of the cover plate 411 is recessed with a lifting groove at one end, the first plug block 412 and the second plug block 413 are vertically and spacedly arranged at the bottom of the cover plate 411, the first plug block 412 is provided with a sliding groove 4121, the locking cover 1 is provided with an insertion hole 15 for the first plug block 412 to be inserted, the inner wall of the insertion hole 15 is provided with a wedge-shaped clamping block 151 matched with the sliding groove 4121 at one side, the bottom of the second plug block 413 is provided with an inclined surface at one side, and the second plug block 413 can pass through the interface exposure hole 11 downward and be inserted into one of the power connection interfaces 422.

[0047] Preferably, the bottom of the bottom shell 5 is provided with a plurality of locking screw holes 51 for fixedly connecting the back plate 2 and the locking cover 1 through locking screws.

[0048] In summary, the utility model discloses a split type lock hook structure, the first lock hook and the second lock hook installed in the concave position of the middle part of the elastic seat can move horizontally relative to the sliding seat, when the zipper puller is inserted into the zipper puller lock hole corresponding to the second lock hook, the first lock hook does not move synchronously with the second lock hook, avoiding the first lock hook releasing the restriction on the previously locked zipper puller, and causing the unnecessarily popped zipper puller to be locked, convenient to use, and high in practicality.

[0049] The above embodiment is a preferred embodiment of the utility model, but the embodiment of the utility model is not limited by the above embodiment, and any change, modification, replacement, combination and simplification without departing from the spirit and principle of the utility model should be equivalent replacement, and all are included in the protection scope of the utility model.

Claims

1. A combination lock for bags with asynchronous locking hooks, characterized in that: The device includes a lock cover (1), a back plate (2), and a combination lock device (3). The combination lock device (3) is installed between the lock cover (1) and the back plate (2). The combination lock device (3) includes two lock holes (31) on the lock cover (1), a push button (32) slidably disposed on the lock cover (1), a sliding seat (33), two spring seats (34), a lock hook assembly (35), a combination wheel assembly (36), and a customs lock assembly (37). The combination wheel assembly (36) and the customs lock assembly (37) are located at opposite ends of the sliding seat (33). The customs lock assembly (37) is fixed to the bottom of the push button (32). The two spring seats (34) are movably disposed in the corresponding lock holes (31) and located between the sliding seats (33). The lock hook assembly (35) is slidably disposed between the two spring seats (34). Between the central recesses, the abutting part at the end of the hook assembly (35) is located on the side close to the customs lock assembly (37). The hook assembly (35) includes a first hook (351), a second hook (352) and a return spring (353). The length of the second hook (352) is less than the length of the first hook (351). The second hook (352) is slidably disposed on the first hook (351). The abutting parts of the first hook (351) and the second hook (352) are staggered and arranged side by side and face outwards to correspond to the two outer sides of the spring seat (34). The inner side of the abutting part of the first hook (351) and the second hook (352) is provided with a spring limiting post (350). The return spring (353) is fixedly sleeved on its respective corresponding spring limiting post (350).

2. A combination lock for a bag with a asynchronous locking hook structure according to claim 1, characterized in that: The bottom of the customs lock assembly (37) is provided with a rotating lock block (371). The bottom of the rotating lock block (371) is arranged in a D-shape. When the customs lock assembly (37) is in the locked state, the rotating lock block (371) abuts against the protrusion (331) at one end of the sliding seat (33), thereby restricting the push button (32), the first lock hook (351) and the second lock hook (352) from moving in the unlocking direction. When the customs lock assembly (37) is unlocked, it can drive the rotating lock block (371) to rotate and make room to form a space for the protrusion (331) to move forward. Then push the push button (32) and drive the first lock hook (351) and the second lock hook (352) to move in the unlocking direction to achieve unlocking.

3. A combination lock for bags with asynchronous locking hooks according to claim 1, characterized in that: The combination wheel assembly (36) is provided with a wheel axle spring (362) sleeved on the wheel axle (361). One end of the wheel axle (361) of the combination wheel assembly (36) abuts against the other end of the sliding seat (33) and extends out when the combination is wrong to prevent the sliding seat (33) from moving laterally in the unlocking direction. When the combination is correct and the combination is unlocked, the wheel axle (361) compresses the wheel axle spring (362) to release the limiting obstruction on the sliding seat (33), so that the push button (32) can drive the first lock hook (351) and the second lock hook (352) to move in the unlocking direction to achieve unlocking.

4. A combination lock for bags with asynchronous locking hooks according to claim 1, characterized in that: The combination lock device (3) also includes a telescopic spring (341). The bottom surface of the spring base (34) has two through holes (342). The back plate (2) is provided with a protrusion (21) corresponding to each through hole (342). The telescopic spring (341) has four springs respectively sleeved on the protrusion (21) and abutting against the inner end face of the through hole (342).

5. A combination lock for bags with asynchronous locking hooks according to claim 1, characterized in that: It also includes a USB connection device (4), which includes a sealing cover (41) and a USB connector (42). The USB connector (42) is provided with a connecting wire (421) for connecting electronic products or power devices to achieve charging and at least one power interface (422). The top surface of the lock cover (1) is provided with an interface exposure hole (11) corresponding to each power interface (422). The sealing cover (41) is placed on the lock cover (1) and can be opened and closed relative to all the interface exposure holes (11).

6. A combination lock for bags with asynchronous locking hooks according to claim 5, characterized in that: The power interface (422) includes at least one or a combination of a USB interface, a Micro-USB interface, a Type-C interface, and a Lightning interface.

7. A combination lock for bags with asynchronous locking hooks according to claim 5, characterized in that: The sealing cap (41) is made of soft plastic.

8. A combination lock for bags with asynchronous locking hooks according to claim 1, characterized in that: The lock cover (1) and the back plate (2) are snapped together. The back plate (2) has several buckles (22) on both sides. The lock cover (1) has a corresponding snap hole (13) on each side. The back plate (2) is snapped into the respective snap hole (13) through the buckles (22) and thus installed on the back of the lock cover (1).

9. A combination lock for a bag with a asynchronous locking hook structure according to claim 1, characterized in that: It also includes a bottom shell (5), the bottom of which has several locking screw holes (51) that are fixedly connected to the back plate (2) and the lock cover (1) by locking bolts.

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