CN211473715U - Safe deposit box lock structure and safe deposit box - Google Patents

Abstract

The utility model provides a safe deposit box lock structure, include: a support; the sliding device comprises a connecting frame and a bolt fixedly connected with the connecting frame, and a first mounting hole for the bolt to extend into and slide is formed in the support; the rotating device comprises a rotating handle, and the rotating handle is in transmission connection with the connecting frame; the locking mechanism is used for locking or unlocking the connecting frame, the locking mechanism comprises an electromagnetic lock and an operation panel which is in communication connection with the electromagnetic lock, and the electromagnetic lock comprises a lock body fixedly connected with the support and a lock tongue slidably connected with the lock body. According to the configuration, the utility model provides a safe deposit box lock structure does not have complicated mechanical structure, and holistic simple structure is compact, and occupation space is little to can promote the capacity of safe deposit box, and when opening the lock structure, it is convenient to need not to twist many times and revolve wheelset easy operation. Moreover, compared with the prior art that the password modifying steps of the lock structure are complicated and generally need to be modified by professional personnel, the unlocking password modification of the safe lock structure is simple and easy to implement.

Description

Safe deposit box lock structure and safe deposit box

Technical Field

The utility model relates to a safe deposit box technical field, more specifically say, relate to a safe deposit box lock structure and safe deposit box.

Background

The safe is a company and enterprise in all walks of life and a device for storing valuables and money by individuals, and various products with different structures exist at present, and the safe has the defects. In the prior art, the lock structure of the safe usually includes wheel sets, and the number of wheels in the wheel sets is determined by the password digit number, i.e. one wheel represents one number. When the dial is rotated, the spindle rotates to drive the cam to rotate, the cam is connected with a driving pin, and the driving pin finally contacts with a driving sheet on the adjacent rotating wheel along with the rotation of the cam. Each wheel has a drive strap on each side and a drive pin rotates a first wheel until it contacts an adjacent wheel. This process continues until all turns have rotated. Each wheel on the spindle is notched so that when the correct combination is dialed, all wheels and their notches will be properly aligned. In the prior art, the lock structure is complex in structure, large in occupied space and complex in unlocking operation. Therefore, how to solve the problems of complex structure, large occupied space and complicated unlocking operation of the lock structure of the safe in the prior art is a technical problem which needs to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a safe deposit box lock structure and safe deposit box compact structure, and the easy and simple operation of unblanking.

In order to solve the above problem, the utility model provides a safe lock structure, include: the bracket is used for being fixedly connected with the box body of the safe case; the sliding device comprises a connecting frame and a bolt fixedly connected with the connecting frame, a first mounting hole for the bolt to extend into and slide is formed in the support, and the bolt can be slidably mounted in the first mounting hole; the rotating device comprises a rotating handle which is used for being rotationally connected with the box body, and the rotating handle is in transmission connection with the connecting frame so as to drive the connecting frame to perform reciprocating translation; the locking mechanism is used for locking or unlocking the connecting frame, the locking mechanism comprises an electromagnetic lock and an operation panel which is in communication connection with the electromagnetic lock, the operation panel is used for being fixedly connected with the box body, the electromagnetic lock comprises a lock body which is fixedly connected with the support and a lock tongue which is in sliding connection with the lock body, when the lock tongue extends out, the connecting frame is locked, so that the connecting frame is prevented from displacing towards the unlocking direction, when the lock tongue retracts, the connecting frame is unlocked, and the connecting frame can displace towards the unlocking direction.

Preferably, the rotating handle is of a cylindrical structure with an opening at a first end, the opening faces a direction away from the box body, the operating panel is sleeved in the rotating handle and is rotatably connected with the rotating handle and the box body, the operating panel is fixedly connected with the box body through a connecting column, an avoiding groove for avoiding the connecting column is formed in the end face of a second end of the rotating handle, and a circle of flange is arranged on the outer circumferential side wall of one end, away from the box body, of the operating panel to prevent the rotating handle from being separated from the operating panel.

Preferably, the rotating handle is rotatably connected with the box body through a pivot.

Preferably, the hinge assembly further comprises a shaft sleeve, the box body is provided with a second mounting hole for mounting the shaft sleeve, the shaft sleeve is clamped in the second mounting hole, the pivot is rotatably sleeved in the shaft sleeve, a positioning bump is arranged on the inner wall of the shaft sleeve, and a groove matched with the positioning bump is arranged on the outer peripheral wall of the pivot.

Preferably, two elongated slots are arranged on the peripheral side wall of the shaft sleeve, the two elongated slots extend from one end of the shaft sleeve, which is far away from the rotating handle, to the direction close to the rotating handle, the two elongated slots penetrate through the peripheral side wall of the shaft sleeve, and the two elongated slots are respectively arranged on two sides of the positioning lug.

Preferably, the rotating device further comprises a crank mechanism, the rotating handle passes through the crank mechanism and is connected with the connecting frame in a transmission manner, the crank mechanism comprises a connecting rod fixedly connected with the rotating handle and a driving rod fixedly connected with the connecting rod, a sliding groove for the driving rod to extend into is arranged on the connecting frame, and the extending direction of the sliding groove is not parallel to the displacement direction of the connecting frame.

Preferably, the rotating device further comprises a rack and pinion mechanism, the rotating handle is in transmission connection with the connecting frame through the rack and pinion mechanism, the rack and pinion mechanism comprises a gear fixedly connected with the rotating handle and a rack fixedly connected with the connecting frame, the gear is meshed with the rack, and the rack extends along the displacement direction of the connecting frame.

Preferably, the emergency opening device comprises a lock cylinder rotationally connected with the support, a shifting piece fixedly connected with the lock cylinder and a pressing piece fixedly connected with the lock bolt, the shifting piece abuts against the pressing piece to press down the lock bolt in a first state, and the shifting piece is separated from the pressing piece to bounce the lock bolt in a second state.

Preferably, a guide pillar is fixedly arranged on the support, a guide groove for the guide pillar to extend into is arranged on the connecting frame, and the guide groove extends along the displacement direction of the connecting frame.

The utility model also provides a safe deposit box, close or open with being used for the lid including being provided with the open-ended box the open-ended door plant, the door plant with the box rotates to be connected, be provided with as above arbitrary on the box safe deposit box lock structure, the door plant be provided with be used for with the bolt cooperation is with the locking the frame of door plant.

The utility model provides an among the technical scheme, a safe deposit box lock structure, include: the bracket is used for being fixedly connected with the box body of the safe case; the sliding device comprises a connecting frame and a bolt fixedly connected with the connecting frame, wherein a first mounting hole for the bolt to extend into and slide is formed in the support, and the bolt is slidably mounted in the first mounting hole; the rotating device comprises a rotating handle which is rotationally connected with the box body, and the rotating handle is in transmission connection with the connecting frame so as to drive the connecting frame to move in a reciprocating manner; the locking mechanism is used for locking or unlocking the connecting frame, the locking mechanism comprises an electromagnetic lock and an operating panel which is in communication connection with the electromagnetic lock, the operating panel is used for being fixedly connected with the box body, the electromagnetic lock comprises a lock body which is fixedly connected with the support and a lock tongue which is in sliding connection with the lock body, the lock tongue extends out to lock the connecting frame so as to prevent the connecting frame from displacing in the direction of unlocking, the connecting frame is unlocked when the lock tongue retracts, and the connecting frame can displace in the direction of unlocking. So set up, for the keying structure among the prior art, the utility model provides a safe deposit box keying structure does not have complicated mechanical structure, holistic simple structure is compact, and occupation space is little to can promote the capacity of safe deposit box, and when opening keying structure, it is convenient to need not to twist many times and revolve the wheelset easy operation. Furthermore, it is loaded down with trivial details for the lock structure modification password step among the prior art, and need the professional to modify usually, the utility model provides a safe deposit box lock structure open password modification simple and easy.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a lock structure of a safe in an embodiment of the present invention;

FIG. 2 is a schematic view of the lock structure of the safe of FIG. 1 from another angle;

figure 3 is a schematic structural view of the safety lock structure installed in the safety box in the embodiment of the present invention;

FIG. 4 is a schematic view of the operation panel and the rotation handle according to the embodiment of the present invention;

FIG. 5 is a schematic structural view of a rotating handle according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of an operation panel in an embodiment of the present invention;

fig. 7 is a schematic structural diagram of the shaft sleeve according to an embodiment of the present invention.

In fig. 1-7:

1. a support; 2. a connecting frame; 3. a latch; 4. a handle is rotated; 5. an electromagnetic lock; 6. an operation panel; 7. connecting columns; 8. an avoidance groove; 9. a pivot; 10. a shaft sleeve; 11. positioning the bump; 12. a groove; 13. a long groove; 14. a connecting rod; 15. a drive rod; 16. a chute; 17. a lock cylinder; 18. a shifting sheet; 19. tabletting; 20. a guide pillar; 21. a guide groove; 22. a box body; 23. a door panel; 24. and a lock tongue.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The safe lock structure is simple and compact in structure and easy and convenient to unlock and operate.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1 to 7, a lock structure of a safe according to an embodiment of the present invention includes a bracket 1, a sliding device, a rotating device, and a locking mechanism. The bracket 1 is used for being fixedly connected with the box body 22 of the safe, for example, fastened by a fastener or connected with the box body 22 by welding. The sliding device comprises a connecting frame 2 and a bolt 3 fixed with the connecting frame 2, a first mounting hole for the bolt 3 to extend into and slide is formed in the support 1, and the bolt 3 is rotatably mounted in the first mounting hole. For example, the number of the latches 3 and the first mounting holes may each be two, and the two latches 3 are mounted in the first mounting holes in a one-to-one correspondence. The door plate 23 of the safe is usually provided with a frame matched with the bolt 3, the frame is provided with a lock hole, when the bolt 3 extends into the lock hole, the door plate 23 is locked and cannot be opened, and when the bolt 3 leaves from the lock hole, the door plate 23 can be opened. The rotating device comprises a rotating handle 4 which is used for being connected with the box body 22 in a rotating mode, the rotating handle 4 is connected with the connecting frame 2 in a transmission mode, and the connecting frame 2 can be driven to move in a reciprocating mode by screwing the rotating handle 4. Wherein the locking mechanism is used for locking and unlocking the connecting frame 2. The lock mechanism includes an electromagnetic lock 5 and an operation panel 6 communicably connected to the electromagnetic lock 5. The electromagnetic lock 5 comprises a lock body fixedly connected with the bracket 1 and a lock tongue 24 connected with the lock body in a sliding way, and the lock body can be fixedly connected with the box body 22 through a fastener. As shown in fig. 1, when the latch tongue 24 extends, the connecting frame 2 is locked to block the connecting frame 2, so that the connecting frame 2 cannot be displaced in a direction to unlock the door panel 23, that is, the latch bolt 3 cannot be separated from the lock hole on the door panel 23, and the door panel 23 cannot be opened; when the bolt 24 retracts, the connecting frame 2 is unlocked, the connecting frame 2 can move towards the direction of unlocking the door panel 23, namely, the bolt 3 can slide out of the lock hole of the door panel 23, and the door panel 23 can be opened by screwing the rotating handle 4. Operation panel 6 and box 22 fixed connection, operation panel 6 can be the digital disk that is used for inputing the password, also can be the fingerprint identification ware of type-in and detection fingerprint, and when password information or fingerprint information of inputing on operation panel 6 were unanimous with the information of predetermineeing, electromagnetic lock 5 circular telegram promptly to make spring bolt 24 retract, twist the turning handle 4 at this moment and can open door plant 23. After a period of time, for example 5-8 seconds, the electromagnetic lock 5 is automatically de-energized and the bolt 24 is re-ejected under the action of the spring.

According to the configuration, for the keying structure among the prior art, the embodiment of the utility model provides a safe deposit box keying structure does not have complicated mechanical structure, and holistic simple structure is compact, and occupation space is little to can promote the capacity of safe deposit box, and open the keying structure in order to open the safe deposit box, need not to twist many times and revolve the wheelset, easy operation is convenient. Furthermore, it is loaded down with trivial details for the lock structure modification password step among the prior art, and need the professional to modify usually, the embodiment of the utility model provides a safe deposit box lock structure open the password modification simple and easy, enter again password or fingerprint can, need not loaded down with trivial details operation, also need not the professional to assist.

Referring to fig. 4-6, in some embodiments, the handle 4 is a cylindrical structure with an opening at a first end, the opening of the handle 4 faces away from the box 22, and the operation panel 6 is sleeved in the handle 4 and is rotatably connected with the handle 4. The operation panel 6 is fixedly connected to the box 22 through the connecting column 7, for example, a through hole is provided in the box 22 at a position corresponding to the connecting column 7, and a fastener such as a bolt or a screw penetrates through the through hole to be in threaded connection with the connecting column 7, so that the operation panel 6 is fixed to the box 22, and optionally, the number of the connecting columns 7 is three. As shown in fig. 4, an avoiding groove 8 for avoiding the connecting column 7 is formed in the end surface of the second end of the rotating handle 4, the avoiding groove 8 may be an arc-shaped groove, the connecting column 7 penetrates through the arc-shaped groove to be connected with the box body 22, and when the rotating handle 4 is screwed, the connecting column 7 and the avoiding groove 8 slide relatively. As shown in fig. 6, a ring of flange is provided on the outer circumferential side wall of the end of the operation panel 6 away from the case 22 to prevent the rotation handle 4 from coming off the operation panel 6. So set up, turning handle 4 and operating panel 6 are integrated as an organic whole, can make the integrated level of safe deposit box higher, save space, and whole interface of unblanking is more succinct to after carrying out password input to operating panel 6, the finger need not move can twist turning handle 4 soon, operates more swiftly.

In some embodiments, the stem 4 is pivotally connected to the housing 22 by a pivot 9. Referring to fig. 4-7, optionally, the lock structure of the safe further includes a shaft sleeve 10, the box body 22 is provided with a second mounting hole for mounting the shaft sleeve 10, the shaft sleeve 10 is clamped in the second mounting hole, for example, the outer wall of the shaft sleeve 10 is machined with two planes, the inner wall of the second mounting hole is also machined with two planes opposite to the outer wall, the shaft sleeve 10 extends into the second mounting hole, and the planes abut against each other to be clamped, so as to prevent the shaft sleeve 10 from rotating. The pivot 9 is rotatably sleeved in a shaft sleeve 10, a positioning lug 11 is arranged on the inner wall of the shaft sleeve 10, and a groove 12 matched with the positioning lug 11 is arranged on the outer peripheral wall of the pivot 9. So set up, through setting up location lug 11 and recess 12, can set up the joint position of the two in the lockhole matched position of bolt 3 and door plant 23, so the operator can be through perception location lug 11 and recess 12 complex resistance, and knows that the safe deposit box is in the locking state, and it is more convenient to use.

As shown in fig. 7, in some embodiments, two elongated slots 13 are formed on the peripheral side wall of the shaft sleeve 10, each of the two elongated slots 13 extends from one end of the shaft sleeve 10 away from the rotating handle 4 to a direction close to the rotating handle 4, each of the two elongated slots 13 penetrates through the peripheral side wall of the shaft sleeve 10, and the two elongated slots 13 are respectively disposed on two sides of the positioning protrusion 11. With the arrangement, the rigidity of the part between the two long grooves 13 is reduced, so that the part is easier to deform, and finally, the positioning lug 11 is easy to slide out of the groove 12, so that the screwing resistance of a user is reduced, and the user can rotate the rotating handle 4 more easily.

In some embodiments, as shown in fig. 1 and 3, the rotating device further comprises a crank mechanism, the rotating handle 4 is in transmission connection with the connecting frame 2 through the crank mechanism, and the crank mechanism comprises a connecting rod 14 fixedly connected with the rotating handle 4 and a driving rod 15 fixedly connected with the connecting rod 14. One end of the connecting rod 14 is fixedly connected with the rotating handle 4, the other end of the connecting rod is connected with the driving rod 15, a sliding groove 16 for the driving rod 15 to extend into is arranged on the connecting frame 2, the extending direction of the sliding groove 16 is not parallel to the displacement direction of the connecting frame 2, for example, the extending direction of the sliding groove 16 can be perpendicular to or inclined to the displacement direction of the connecting frame 2. The rotating handle 4 is screwed, the rotating handle 4 drives the connecting rod 14 to swing, the driving rod 15 at the other end of the connecting rod 14 moves along with the connecting rod 14, and the driving rod 15 abuts against the groove wall of the sliding groove 16 to push the connecting frame 2 to move. Of course, the turning handle 4 can also be in transmission connection with the connecting frame 2 in other ways, for example, in other embodiments, the rotating device comprises a rack and pinion mechanism, the turning handle 4 is in transmission connection with the connecting frame 2 through the rack and pinion mechanism, the rack and pinion mechanism comprises a gear fixedly connected with the turning handle 4 and a rack fixedly connected with the connecting frame 2, the gear and the rack are meshed with each other, and the rack extends along the displacement direction of the connecting frame 2. The rotating handle 4 is screwed, the rotating handle 4 drives the gear to rotate, the gear is meshed with the rack to enable the rack to move, and the rack drives the connecting frame 2 to move. So set up, rack and pinion's simple structure is compact, the processing production of being convenient for.

As shown in fig. 1, in some embodiments, the lock structure of the safe further includes an emergency opening device, the emergency opening device includes a lock cylinder 17 rotatably connected to the bracket 1, a pulling piece 18 fixedly connected to the lock cylinder 17, and a pressing piece 19 fixedly connected to the lock tongue 24, in a first state, the pulling piece 18 abuts against the pressing piece 19 to press down the lock tongue 24, and in a second state, the pulling piece 18 is separated from the pressing piece 19, and the lock tongue 24 is bounced. So set up, through the spare key, after forgetting the password, can insert the spare key in order to drive lock core 17, and push down the spring bolt 24 of electromagnetic lock 5, twist the turning handle 4 again and can open the safe deposit box to can avoid personnel to forget the password or the unable discernment of fingerprint etc. and the problem that can't open the safe deposit box.

As shown in fig. 1, in some embodiments, a guide pillar 20 is fixedly disposed on the support frame 1, a guide groove 21 into which the guide pillar 20 extends is disposed on the connecting frame 2, and the guide groove 21 extends along a displacement direction of the connecting frame 2. So set up, on the one hand can make the operation of link 2 more steady, and on the other hand can avoid leading to the problem of bolt 3 from the first mounting hole roll-off of connecting plate because link 2 sliding distance overlength through the cell wall of guide way 21.

The embodiment of the utility model provides an embodiment still provides a safe deposit box, including being provided with open-ended box 22 and being used for the lid to close or open this open-ended door plant 23, door plant 23 rotates with box 22 to be connected, is provided with the safe deposit box lock structure as above any one embodiment on the box 22, door plant 23 is provided with and is used for cooperating the frame with locking door plant 23 with bolt 3. The safe case adopts the safe case lock structure, namely, the safe case lock structure has the advantages, and the description is omitted.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A safe lock structure, comprising:

the bracket (1) is fixedly connected with the box body of the safe;

the sliding device comprises a connecting frame (2) and a bolt (3) fixedly connected with the connecting frame (2), a first mounting hole for the bolt (3) to extend into and slide is formed in the support (1), and the bolt (3) can be slidably mounted in the first mounting hole;

the rotating device comprises a rotating handle (4) which is used for being in rotating connection with the box body, and the rotating handle (4) is in transmission connection with the connecting frame (2) so as to drive the connecting frame (2) to perform reciprocating translation;

the locking mechanism is used for locking or unlocking the connecting frame (2), the locking mechanism comprises an electromagnetic lock (5) and an operation panel (6) which can be in communication connection with the electromagnetic lock (5), the operation panel (6) is used for being in fixed connection with the box body, the electromagnetic lock (5) comprises a lock body which is fixedly connected with the support (1) and a lock tongue (24) which is in sliding connection with the lock body, the lock tongue (24) is used for locking the connecting frame (2) when extending out so as to prevent the connecting frame (2) from displacing towards the unlocking direction, the lock tongue (24) is used for unlocking the connecting frame (2) when retracting, and the connecting frame (2) can displace towards the unlocking direction.

2. The lock structure of the safety box according to claim 1, wherein the rotating handle (4) is a cylindrical structure with an opening at a first end and the opening faces a direction far away from the box body, the operating panel (6) is sleeved in the rotating handle (4) and is rotatably connected with the rotating handle and the box body, the operating panel (6) is fixedly connected with the box body through a connecting column (7), an avoiding groove (8) for avoiding the connecting column (7) is formed in the end face of a second end of the rotating handle (4), and a circle of flange is arranged on the outer circumferential side wall of one end, far away from the box body, of the operating panel (6) so as to prevent the rotating handle (4) from falling off from the operating panel (6).

3. The safe lock structure according to claim 1, characterized in that the turning handle (4) is pivotally connected to the box by a pivot (9).

4. The safety box lock structure according to claim 3, further comprising a shaft sleeve (10), wherein the box body is provided with a second mounting hole for mounting the shaft sleeve (10), the shaft sleeve (10) is clamped in the second mounting hole, the pivot (9) is rotatably sleeved in the shaft sleeve (10), a positioning bump (11) is arranged on the inner wall of the shaft sleeve (10), and a groove (12) matched with the positioning bump (11) is arranged on the outer peripheral wall of the pivot (9).

5. The lock structure of the safe according to claim 4, characterized in that two long grooves (13) are provided on the peripheral side wall of the shaft sleeve (10), the two long grooves (13) both extend from one end of the shaft sleeve (10) far away from the rotating handle (4) to the direction close to the rotating handle (4), the two long grooves (13) both penetrate through the peripheral side wall of the shaft sleeve (10), and the two long grooves (13) are respectively provided on both sides of the positioning convex block (11).

6. The lock structure of the safe according to claim 1, characterized in that the rotating device further comprises a crank mechanism, the rotating handle (4) is in transmission connection with the connecting frame (2) through the crank mechanism, the crank mechanism comprises a connecting rod (14) fixedly connected with the rotating handle (4) and a driving rod (15) fixedly connected with the connecting rod (14), a sliding groove (16) for the driving rod (15) to extend into is arranged on the connecting frame (2), and the extending direction of the sliding groove (16) is not parallel to the displacement direction of the connecting frame (2).

7. The lock structure of the safe according to claim 1, characterized in that the turning device further comprises a rack and pinion mechanism, the turning handle (4) is in transmission connection with the connecting frame (2) through the rack and pinion mechanism, the rack and pinion mechanism comprises a gear fixedly connected with the turning handle (4) and a rack fixedly connected with the connecting frame (2), the gear and the rack are meshed with each other, and the rack extends along the displacement direction of the connecting frame (2).

8. The lock structure of the safe according to claim 1, characterized by further comprising an emergency opening device, wherein the emergency opening device comprises a lock cylinder (17) rotatably connected with the bracket (1), a poking sheet (18) fixedly connected with the lock cylinder (17) and a pressing sheet (19) fixedly connected with the lock tongue (24), the poking sheet (18) is abutted against the pressing sheet (19) in a first state so as to press down the lock tongue (24), and the poking sheet (18) is separated from the pressing sheet (19) in a second state so as to bounce the lock tongue (24).

9. The lock structure of the safe according to claim 1, characterized in that the bracket (1) is fixedly provided with a guide post (20), the connecting frame (2) is provided with a guide groove (21) for the guide post (20) to extend into, and the guide groove (21) extends along the displacement direction of the connecting frame (2).

10. A safe, characterized in that it comprises a box (22) provided with an opening and a door panel (23) for closing or opening said opening, said door panel (23) being rotatably connected to said box (22), said box (22) being provided with a safe lock structure according to any one of claims 1 to 9, said door panel (23) being provided with a frame for cooperating with said bolt (3) to lock said door panel (23).

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