Anti-theft lock device and packaging box using the same

Abstract

The present application relates to a kind of anti-theft lock catch device and the packaging box using the device, anti-theft lock catch device includes plug-in buckle assembly and buckle seat assembly, plug-in buckle assembly includes outer socket, inner socket, unlocking push block and plug-in buckle block. Anti-theft lock catch is set on plug-in buckle assembly, anti-theft lock catch includes lock catch cover, elastic lock catch and easy-to-break connecting portion, insert hole is set on outer socket, elastic lock catch is pressed into insert hole and is buckled with the buckle groove being set in the side wall of insert hole, elastic lock catch is located in buckle groove, the corresponding hole for removing chips is set on inner socket with buckle groove, the end of elastic lock catch is located in the hole for removing chips. Push block hole is set on unlocking push block, push block hole is respectively provided with push block and support block, push block is located in the upper portion of easy-to-break connecting portion, and support block is located in the lower portion of elastic lock catch for supporting elastic lock catch. The present application has the characteristics such as thin thickness and long service life, and the problem of falling into the internal portion of anti-theft lock catch device after anti-theft lock catch breaks no longer occurs.

Description

TECHNICAL FIELD

[0001] The present application belongs to the field of anti-theft technology, and particularly relates to an anti-theft lock device and a packaging box using the same. BACKGROUND

[0002] The existing packaging box provided with an anti-theft lock device is inconvenient for users to use because the thickness of the anti-theft lock device is relatively thick. On the other hand, the anti-theft lock should be separated from the anti-theft lock device after the elastic lock is broken, but the existing anti-theft lock device has the problem that the anti-theft lock falls into the anti-theft lock device after the elastic lock is broken, which affects the normal use of the anti-theft lock device. SUMMARY

[0003] The present application aims to solve the technical problem of providing an anti-theft lock device with a thin thickness and a packaging box using the same, so as to avoid the problem that the anti-theft lock falls into the anti-theft lock device after the elastic lock is broken, and prolong the service life of the anti-theft lock device and the corresponding packaging box.

[0004] The present application is implemented as follows: an anti-theft lock device is provided, which comprises a plug-in buckle assembly and a buckle seat assembly, the plug-in buckle assembly and the buckle seat assembly are respectively arranged on different parts to be locked, the plug-in buckle assembly comprises an outer plug-in seat and an inner plug-in seat which are assembled together, an unlocking push block and a plug-in block are respectively arranged in a cavity formed by cooperation of the outer plug-in seat and the inner plug-in seat, a plug-in buckle is arranged on the plug-in block, the unlocking push block moves up and down to drive the plug-in block to move left and right horizontally, so that the plug-in buckle is buckled with or separated from the buckle seat assembly; an anti-theft lock is arranged on the plug-in buckle assembly, the anti-theft lock comprises a lock cover, an elastic lock and a breakable connecting part, the two ends of the breakable connecting part are connected with the lock cover and the elastic lock respectively, an insertion hole is arranged on the outer plug-in seat, the elastic lock is pressed into the insertion hole and buckled with a buckling groove arranged on the side wall of the insertion hole, the elastic lock is located in the buckling groove, a tap hole corresponding to the buckling groove is arranged on the inner plug-in seat, the end of the elastic lock is located in the tap hole, and the shape of the tap hole is larger than that of the elastic lock; a push block hole is arranged on the unlocking push block, a push moving block and a supporting block are respectively arranged on the upper and lower side walls of the push block hole, the push moving block is located at the upper part of the breakable connecting part and at the front part of the elastic lock, a blocking block is arranged on the inner wall of the inner plug-in seat, one end of the blocking block is located at the hole edge of the tap hole, a sliding groove is arranged on the supporting block, and the blocking block is located in the sliding groove; the unlocking push block moves up and down along the blocking block, and the supporting block and the blocking block are located at the lower part of the elastic lock to support the elastic lock.

[0005] Further, a first through hole for facilitating pressing the lock cover and a first recess for placing the lock cover are further arranged on the outer plug-in seat, the top surface of the lock cover is not higher than the outer surface of the outer plug-in seat, a hand holding part for facilitating moving the unlocking push block is arranged on the unlocking push block, and a second through hole for facilitating moving the hand holding part is further arranged on the outer plug-in seat.

[0006] Further, a push block compression spring is arranged between the unlocking push block and the inner wall of the outer socket, and a push block sliding groove is arranged on the inner wall of the outer socket, and the unlocking push block moves up and down along the push block sliding groove.

[0007] Further, the plug blocks comprise a left plug block and a right plug block, which are arranged on the left and right sides of the unlocking push block respectively, and a left push moving assembly and a right push moving assembly are arranged on the unlocking push block and connected with the left plug block and the right plug block respectively, and a left plug and a right plug are arranged on the left plug block and the right plug block respectively and located outside the outer socket, and the unlocking push block moves up and down and drives the left plug block and the right plug block to move left and right simultaneously through the left push moving assembly and the right push moving assembly respectively, so that the left plug and the right plug are buckled and separated with the buckle assembly respectively.

[0008] Further, the left push moving assembly comprises a left push moving inclined surface and a left limiting block and a left limiting groove matched with each other, the left push moving inclined surface is arranged on the side edge of the left plug block in contact with the unlocking push block, and the left limiting block is arranged on the other side edge of the left plug block, and correspondingly, the left limiting groove is arranged on the top edge of the unlocking push block; and the right push moving assembly comprises a right push moving inclined surface and a right limiting block and a right limiting groove matched with each other, the right push moving inclined surface is arranged on the side edge of the right plug block in contact with the unlocking push block, and the right limiting block is arranged on the other side edge of the right plug block, and correspondingly, the right limiting groove is arranged on the top edge of the unlocking push block.

[0009] Further, a plurality of positioning columns are arranged on the top surface of the outer socket, and positioning holes matched with the positioning columns are arranged on the buckle assembly.

[0010] Further, a left anti-theft step, a right anti-theft step, a left plug hole and a right plug hole are further arranged on the top surface of the outer socket, the left plug moves left and right in the left plug hole, the right plug moves left and right in the right plug hole, the left anti-theft step is arranged at the edge of the left plug hole, and the right anti-theft step is arranged at the edge of the right plug hole.

[0011] Further, a left plug guide groove, a right plug guide groove, a left plug guide column and a right plug guide column are arranged on the inner wall of the outer socket respectively, the left plug moves left and right along the left plug guide groove and the left plug guide column simultaneously, and the right plug moves left and right along the right plug guide groove and the right plug guide column simultaneously.

[0012] Further, a left plug spring is arranged between the left plug block and the inner wall of the outer socket, and a right plug spring is arranged between the right plug block and the inner wall of the outer socket.

[0013] The application is implemented by providing a packaging box, in which the anti-theft lock buckle device is used.

[0014] Compared with the prior art, the anti-theft lock device and the packaging box using the device have the following advantages: the anti-theft lock device comprises a plug-in buckle assembly and a buckle seat assembly, the plug-in buckle assembly comprises an outer plug-in seat and an inner plug-in seat which are assembled together, an unlocking push block and a plug-in block are arranged in cavities of the outer plug-in seat and the inner plug-in seat respectively, a plug-in buckle is arranged on the plug-in block, the unlocking push block moves up and down to drive the plug-in block to move left and right horizontally, so that the plug-in buckle is buckled with or separated from the buckle seat assembly. An anti-theft lock buckle is arranged on the plug-in buckle assembly, the anti-theft lock buckle comprises a buckle cover, an elastic lock buckle and a breakable connecting part, an insertion hole is arranged on the outer plug-in seat, the elastic lock buckle is buckled with a buckling groove arranged on a side wall of the insertion hole after being pressed into the insertion hole, the elastic lock buckle is located in the buckling groove, a clearance hole corresponding to the buckling groove is arranged on the inner plug-in seat, and a tail end of the elastic lock buckle is located in the clearance hole. A push block hole is arranged on the unlocking push block, a push moving block and a supporting block are arranged on upper and lower side walls of the push block hole respectively, the push moving block is located at an upper part of the breakable connecting part and at a front part of the elastic lock buckle, a blocking block is arranged on an inner wall of the inner plug-in seat, one end of the blocking block is located at a hole edge of the clearance hole, a sliding groove is arranged on the supporting block, and the blocking block is located in the sliding groove. The unlocking push block moves up and down along the blocking block, and the supporting block and the blocking block are located at a lower part of the elastic lock buckle for supporting the elastic lock buckle. The anti-theft lock buckle is buckled with the buckling groove of the outer plug-in seat, so that the thickness of the anti-theft lock device is thin. In addition, the simultaneous buckling groove, the supporting block, the blocking block and the clearance hole are arranged, so that the broken elastic lock buckle falls from the clearance hole to the outside of the inner plug-in seat, and the problem of falling into the cavity of the anti-theft lock device no longer occurs, thereby prolonging the service life of the anti-theft lock device and the corresponding packaging box. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a plane schematic view of a preferred embodiment of the anti-theft lock device of the present application.

[0016] Figure 2 It is another angle perspective schematic view of the anti-theft lock device of the present application. Figure 1

[0017] Figure 3 It is a perspective schematic view of the plug-in buckle assembly in the present application. Figure 1

[0018] Figure 4 It is a cross-sectional schematic view of M-M in the present application. Figure 3

[0019] Figure 5 It is a perspective schematic view of the anti-theft lock buckle in the present application. Figure 3

[0020] Figure 6 It is a perspective schematic view of the unlocking push block in the present application. Figure 3

[0021] Figure 7 Figure 6 ​​​​​​Another perspective view of the unlocking push block of the anti-theft lock device; Figure 8 As shown in Figure 3 A perspective view of the inner socket of the anti-theft lock device;

[0022] Figure 9 As shown in Figure 3 A perspective view of the inner socket of the anti-theft lock device;

[0023] Figure 10 As shown in Figure 1 A perspective view of the anti-theft lock device after the outer socket is removed;

[0024] Figure 11 As shown in Figure 2 A perspective view of the anti-theft lock device after the inner socket is removed;

[0025] Figure 12 A perspective view of the anti-theft lock device in an open state;

[0026] Figure 13 As shown in Figure 12 A perspective view of the anti-theft lock device after the inner socket is removed;

[0027] Figure 14 As shown in Figure 12 A perspective view of the anti-theft lock device after the outer socket and the buckle assembly are removed;

[0028] Figure 15 A perspective view of the packaging box for installing the anti-theft lock device. DETAILED DESCRIPTION

[0029] In order to make the technical problems, technical solutions and beneficial effects of the present application more clear, the present application will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application. Example 1

[0030] Please refer to Figures 1 to 11 , the first embodiment of the anti-theft lock device of the present application. The anti-theft lock device of the present application includes a plug buckle assembly 1 and a buckle assembly 2 which can be in a buckled position and a separated position. The plug buckle assembly 1 and the buckle assembly 2 are respectively arranged on different parts that need to be locked.

[0031] The plug buckle assembly 1 includes an outer socket 3 and an inner socket 4 which are assembled together. An unlocking push block 5 and a plug buckle 6 are respectively arranged in the cavities of the outer socket 3 and the inner socket 4. A plug buckle (not shown in the figure) is arranged on the plug buckle 6. The unlocking push block 5 moves up and down to drive the plug buckle 6 to move left and right horizontally, so that the plug buckle and the buckle assembly 2 are buckled and separated with each other.

[0032] The anti-theft lock 7 is arranged on the plug assembly 1. The anti-theft lock 7 comprises a lock cover 71, an elastic lock 72 and a breakable connecting part 73, and the two ends of the breakable connecting part 73 are connected with the lock cover 71 and the elastic lock 72 respectively. Please refer to Figure 5 The anti-theft lock 7 is a disposable lock. Before the elastic lock 72 is locked with other components, the breakable connecting part 73 is broken by pressing the lock cover 71, and the elastic lock 72 and the breakable connecting part 73 are separated from each other, thus having the anti-theft effect.

[0033] The plug insertion hole 31 for mounting the anti-theft lock 7 is arranged on the outer socket 3. After the elastic lock 72 is pressed into the plug insertion hole 31, the elastic lock 72 is locked in the locking groove 32 arranged on the side wall of the plug insertion hole 31. The locking groove 32 limits the mounting position of the anti-theft lock 7. The elastic lock 72 comprises two elastic side wings, and the two elastic side wings are locked in the locking grooves 32 arranged on the two side walls of the plug insertion hole 31 respectively.

[0034] The drill hole 41 corresponding to the locking groove 32 is arranged on the inner socket 4, and the locking groove 32 is communicated with the drill hole 41. The end of the elastic lock 72 is located in the drill hole 41. The shape of the drill hole 41 is larger than that of the elastic lock 72, so that the elastic lock 72 after the breakable connecting part 73 is broken can fall out of the drill hole 41 to the outside of the inner socket 4.

[0035] The push block hole 51 is arranged on the unlocking push block 5, and the push moving block 52 and the supporting block 53 are arranged on the upper and lower side walls of the push block hole 51 respectively. The push moving block 52 is located at the upper part of the breakable connecting part 73 of the anti-theft lock 7 and at the front part of the elastic lock 72. The blocking block 42 is arranged on the inner wall of the inner socket 4, and one end of the blocking block 42 is located at the hole edge of the drill hole 41. The slide groove 511 is arranged on the supporting block 53, and the blocking block 42 is located in the slide groove 511. The unlocking push block 5 moves up and down along the blocking block 42 through the slide groove 511. The supporting block 53 and the blocking block 42 are located at the lower part of the elastic lock 72 for supporting the elastic lock 72, and the blocking block 42 prevents the broken elastic lock 72 from falling into the cavity. When the unlocking push block 5 is moved downward, the push moving block 52 pushes the broken elastic lock 72 to the direction of the drill hole 41, so that the broken elastic lock 72 falls out of the drill hole 41 to the outside of the inner socket 4.

[0036] The first through hole 33 and the first recess 315 are arranged on the outer socket 3 to facilitate the pressing of the lock cover 71, and the top surface of the lock cover 71 is not higher than the outer surface of the outer socket 3. The hand holding part 54 is arranged on the unlocking push block 5 to facilitate the movement of the unlocking push block 5, and the second through hole 34 is arranged on the outer socket 3 to facilitate the movement of the hand holding part 54. The arrangement of the first through hole 33 and the first recess 315 makes the installation of the anti-theft lock 7 not occupy the external space of the plug assembly 1, and the arrangement of the second through hole 34 makes the unlocking push block 5 arranged in the cavity, which also does not occupy the external space of the plug assembly 1 and does not increase the thickness of the plug assembly 1.

[0037] The push block compression spring 81 is arranged between the unlocking push block 5 and the inner wall of the outer socket 3, and the push block sliding groove 35 is arranged on the inner wall of the outer socket 3, and the unlocking push block 5 moves up and down along the push block sliding groove 35.

[0038] The inclined part is arranged on the supporting block 53 and inclined downward, and the inclined part is inclined to the direction of the clearance hole 41, so that the broken elastic lock 72 falls from the clearance hole 41 to the outside of the inner socket 4. Embodiment 2

[0039] Please refer to Figures 1 to 14 The second embodiment of the anti-theft lock device of the present application is shown in the figure. The difference between this embodiment and the previous embodiment is that the plug block 6 includes a left plug block 61 and a right plug block 62, and the left plug block 61 and the right plug block 62 are arranged on the left and right sides of the unlocking push block 5, respectively.

[0040] The left push moving assembly and the right push moving assembly are arranged on the unlocking push block 5 and connected with the left plug block 61 and the right plug block 62, respectively, and the left plug 63 and the right plug 64 are arranged on the left plug block 61 and the right plug block 62, respectively, and the left plug 63 and the right plug 64 are located outside the outer socket 3. The unlocking push block 5 moves up and down and drives the left plug block 63 and the right plug block 64 to move left and right simultaneously through the left push moving assembly and the right push moving assembly, respectively, so that the left plug 63 and the right plug 64 are buckled and separated with each other with the buckle assembly 2.

[0041] The left push moving assembly includes the left push moving inclined surface 55 and the left limiting block 56 and the left limiting groove 57 matched with each other, the left push moving inclined surface 55 is arranged on the side edge of the left plug block 61 contacting with the unlocking push block 5, the left limiting block 56 is arranged on the other side edge of the left plug block 61, and correspondingly, the left limiting groove 57 is arranged on the top edge of the unlocking push block 5. The right push moving assembly includes the right push moving inclined surface 58 and the right limiting block 59 and the right limiting groove 510 matched with each other, the right push moving inclined surface 58 is arranged on the side edge of the right plug block 62 contacting with the unlocking push block 5, the right limiting block 59 is arranged on the other side edge of the right plug block 62, and correspondingly, the right limiting groove 510 is arranged on the top edge of the unlocking push block 5. In this embodiment, asFigure 14 As shown, the upper part of the left push-in slope 55 is inclined to the left, and the upper part of the right push-in slope 58 is inclined to the right.

[0042] A plurality of positioning columns 36 are arranged on the top surface of the outer socket 3, and a plurality of positioning holes 21 corresponding to the positioning columns 36 are arranged on the buckle assembly 2. In this embodiment, four corresponding positioning columns 36 and positioning holes 21 are arranged. The positioning columns 36 are in the shape of an ellipse, and the long axis direction of the ellipse is consistent with the left-right direction. Correspondingly, the positioning holes 21 are also in the shape of an ellipse consistent with the positioning columns 36. The positioning columns 36 and the positioning holes 21 are arranged in the shape of an ellipse to further reduce the thickness of the outer socket 3 under the condition of ensuring its strength, thereby reducing the thickness of the plug-buckle assembly 1.

[0043] A left anti-theft step 37 and a right anti-theft step 38, a left plug-buckle hole 39, and a right plug-buckle hole 310 are arranged on the top surface of the outer socket 3. The left plug-buckle 63 moves left and right in the left plug-buckle hole 39, and the right plug-buckle 64 moves left and right in the right plug-buckle hole 310. The left anti-theft step 37 is arranged at the edge of the left plug-buckle hole 39, and the right anti-theft step 38 is arranged at the edge of the right plug-buckle hole 310.

[0044] The left anti-theft step 37 and the right anti-theft step 38 are arranged to protect the left plug-buckle 63 and the right plug-buckle 64 from being moved to an open state by external force applied intentionally from the gap between the plug-buckle assembly 1 and the buckle assembly 2, thereby having an anti-theft effect.

[0045] A left plug-buckle guide groove 311, a right plug-buckle guide groove 312, a left plug-buckle guide column 313, and a right plug-buckle guide column 314 are arranged on the inner wall of the outer socket 3. The left plug-buckle 63 moves left and right along the left plug-buckle guide groove 311 and the left plug-buckle guide column 313 simultaneously, and the right plug-buckle 64 moves left and right along the right plug-buckle guide groove 312 and the right plug-buckle guide column 314 simultaneously.

[0046] A left plug-buckle spring 82 is arranged between the left plug-buckle block 61 and the inner wall of the outer socket 3, and a right plug-buckle spring 83 is arranged between the right plug-buckle block 62 and the inner wall of the outer socket 3.

[0047] The buckle assembly 2 includes a left buckle 22 and a right buckle 23. A left buckle hole 24 and a right buckle hole 25 are arranged in the left buckle 22 and the right buckle 23, respectively. The left plug-buckle 63 and the right plug-buckle 64 are mutually buckled and separated with the left buckle hole 24 and the right buckle hole 25, respectively. The left buckle 22 includes a left outer buckle 26 and a left inner buckle 27 that are mutually buckled, and the right buckle 23 includes a right outer buckle 28 and a right inner buckle 29 that are mutually buckled.

[0048] The other structures are the same as those of Embodiment 1, and will not be described again. Embodiment 3

[0049] Please refer toFigure 1 、 Figure 11 、 Figure 14 and Figure 15 The present application uses the preferred embodiment of the packaging box with the anti-theft lock device as described above. The present application discloses a packaging box with the anti-theft lock device as described above. The packaging box A comprises a box body B and a box cover C connected at one end, and the box cover C is shielded on the box body B by the anti-theft lock device D. The buckle seat assembly 2 is fixed on the side of the box cover C, and the plug buckle assembly 1 is fixed on the corresponding box body B. The anti-theft lock device D of this embodiment is arranged on the front side and the rear side of the box cover C, and can also be arranged on the front side or the rear side of the box cover C according to the needs.

[0050] The left outer buckle seat 26 and the left inner buckle seat 27 are fixed on the inner and outer sides of the box cover C, and the right outer buckle seat 28 and the right inner buckle seat 29 are fixed on the inner and outer sides of the box cover C.

[0051] The arrangement of the left and right push assemblies not only smoothly pushes the left and right plug buckle blocks 61 and 62 by the unlocking push block 5, but also, in the sealed state, the left plug buckle block 61, the unlocking push block 5 and the right plug buckle block 62 are sequentially connected as a whole, so that they do not separate even if the packaging box A falls abnormally, thereby improving the anti-falling ability of the packaging box A.

[0052] When the unlocking push block 5 is in the opening position, it is returned to the sealing position under the action of the push block compression spring 81.

[0053] When the left plug buckle block 61 is in the opening position, it is returned to the initial sealing position under the action of the left plug buckle spring 82. When the right plug buckle block 62 is in the opening position, it is returned to the initial sealing position under the action of the right plug buckle spring 83.

[0054] Under the joint action of the positioning column 39 and the left and right plug buckle blocks 61 and 62, the anti-falling ability of the packaging box A is effectively enhanced, and the packaging box is prevented from being accidentally opened after falling. Therefore, the sealing device D of the present application also enhances the anti-falling ability of the packaging box A.

[0055] Only after the breakable connecting part 73 is broken and separated from the lock cover 71 can the unlocking push block 5 be moved downward for opening operation. After the unlocking push block 5 is moved downward to the opening position, the sealing device D is in the opening state, the box cover C is separated from the box body B, and the packaging box A is opened. Therefore, the anti-theft lock 7 has the anti-theft function.

[0056] The above only describes the preferred embodiment of the present application and is not intended to limit the present application. Any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An anti-theft lock device, comprising a snap-fit ​​assembly and a latch assembly, wherein the snap-fit ​​assembly and the latch assembly are respectively disposed on different parts requiring locking, characterized in that, The latch assembly includes an outer socket and an inner socket assembled together. An unlocking push block and a latch block are respectively provided in the cavity where the outer socket and inner socket mate. A latch is provided on the latch block. The unlocking push block moves up and down, causing the latch block to move laterally left and right, so that the latch and the latch assembly can be engaged and disengaged. An anti-theft lock is provided on the latch assembly. The anti-theft lock includes a lock cover, a spring-loaded lock, and a breakable connecting part. The two ends of the breakable connecting part are respectively connected to the lock cover and the spring-loaded lock. An insertion hole is provided on the outer socket. After the spring-loaded lock is pressed into the insertion hole, it engages with a locking groove provided on the side wall of the insertion hole. The spring-loaded lock is in the engaged position. Inside the slot, a chip removal hole corresponding to the locking slot is provided on the inner socket. The end of the elastic latch is located in the chip removal hole, and the shape of the chip removal hole is larger than the shape of the elastic latch. A push block hole is provided on the unlocking push block. A push block and a support block are respectively provided on the upper and lower side walls of the push block hole. The push block is located on the upper part of the easily broken connection part and in front of the elastic latch. A blocking block is provided on the inner wall of the inner socket. One end of the blocking block is located at the edge of the chip removal hole. A sliding groove is provided on the support block, and the blocking block is located in the sliding groove. The unlocking push block moves up and down along the blocking block. The support block and the blocking block are located at the lower part of the elastic latch to support the elastic latch.

2. The anti-theft lock device as described in claim 1, characterized in that, The outer socket is also provided with a first through hole for pressing the latch cover and a first groove for placing the latch cover. The top surface of the latch cover is not higher than the outer surface of the outer socket. The unlocking push block is provided with a grip part for moving the unlocking push block. The outer socket is also provided with a second through hole for moving the grip part.

3. The anti-theft lock device as described in claim 1, characterized in that, A push block compression spring is provided between the unlocking push block and the inner wall of the outer socket, and a push block slide groove is provided on the inner wall of the outer socket, so that the unlocking push block can move up and down along the push block slide groove.

4. The anti-theft lock device as described in claim 1, characterized in that, The latch block includes a left latch block and a right latch block, which are respectively located on the left and right sides of the unlocking push block. A left sliding component and a right sliding component are respectively connected to the left and right latch blocks on the unlocking push block. A left latch and a right latch are respectively provided on the left and right latch blocks. The left and right latches are located outside the outer socket. The unlocking push block moves up and down, and the left and right sliding components drive the left and right latch blocks to move horizontally left and right at the same time, so that the left and right latches can be engaged and disengaged from the latch assembly respectively.

5. The anti-theft lock device as described in claim 4, characterized in that, The left pushing assembly includes a left pushing inclined surface and a cooperating left limiting block and a left limiting groove. The left pushing inclined surface is respectively disposed on the side where the left buckle block and the unlocking push block are in contact. The left limiting block is disposed on the other side of the left buckle block. Correspondingly, the left limiting groove is disposed on the top edge of the unlocking push block. The right pushing assembly includes a right pushing inclined surface and a cooperating right limiting block and a right limiting groove. The right pushing inclined surface is respectively disposed on the side where the right buckle block and the unlocking push block are in contact. The right limiting block is disposed on the other side of the right buckle block. Correspondingly, the right limiting groove is disposed on the top edge of the unlocking push block.

6. The anti-theft lock device as described in claim 4, characterized in that, Multiple positioning posts are provided on the top surface of the external socket, and positioning holes that cooperate with the positioning posts are provided on the fastener assembly.

7. The anti-theft lock device as described in claim 4, characterized in that, The top surface of the external socket is also provided with a left anti-theft step, a right anti-theft step, a left buckle hole and a right buckle hole. The left buckle moves horizontally left and right in the left buckle hole, and the right buckle moves horizontally left and right in the right buckle hole. The left anti-theft step is set at the edge of the left buckle hole, and the right anti-theft step is set at the edge of the right buckle hole.

8. The anti-theft lock device as described in claim 4, characterized in that, A left buckle guide groove, a right buckle guide groove, a left buckle guide post, and a right buckle guide post are respectively provided on the inner wall of the outer socket. The left buckle moves left and right along the left buckle guide groove and the left buckle guide post at the same time, and the right buckle moves left and right along the right buckle guide groove and the right buckle guide post at the same time.

9. The anti-theft lock device as described in claim 4, characterized in that, A left snap spring is provided between the left snap block and the inner wall of the outer socket, and a right snap spring is provided between the right snap block and the inner wall of the outer socket.

10. A packaging box, characterized in that, The anti-theft lock device as described in any one of claims 1 to 9 is used on the packaging box.

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