CN112482927A

CN112482927A - Safe box anti-theft door structure and safe box

Info

Publication number: CN112482927A
Application number: CN202011455290.0A
Authority: CN
Inventors: 金京男
Original assignee: Shanghai Baijie Industrial Co ltd
Current assignee: Shanghai Baijie Industrial Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-03-12

Abstract

The application relates to the technical field of safes, and discloses a safe anti-theft door structure and a safe, which comprise a door plate, wherein a locking device and a safety protection device are arranged on the door plate; the locking device comprises a locking plate and a lockset; the safety protection device comprises a first locking mechanism and a second locking mechanism; the first locking mechanism comprises a locking assembly and a fragile plate, the locking assembly comprises a locking piece and an elastic piece, the fragile plate is arranged between the lockset and the door plate, and the locking piece and the fragile plate are connected with a connecting piece; the second locking mechanism comprises a locking component and a limiting piece. When the tool to lock is attacked, breakable plate is broken, and the connecting piece no longer restricts the locking piece motion, and the locating part no longer restricts another locking piece motion, and the locking piece moves under the drive of elastic component and constitutes the joint cooperation with the jam plate, and then reaches the tool to lock at safe burglary-resisting door's tool to lock after being attacked, the purpose of door plant automatic locking.

Description

Safe box anti-theft door structure and safe box

Technical Field

The application relates to the technical field of safes, in particular to a safe security door structure and a safe.

Background

At present, the safe box is mainly used for storing important documents, valuables, personal articles, dangerous articles and the like, and is widely applied to business offices, banks, governments, hotels and the like. The safe box can be divided into an anti-theft safe box, a fireproof safe box, an anti-magnetic safe box and the like according to functions, wherein the box body and the door plate of the anti-theft safe box are both made of steel plates, and the anti-theft performance is excellent.

Under the general condition, the anti-theft safe comprises a box body and a door plate, wherein a lockset is arranged on the door plate, and the lockset can be an electronic coded lock, a mechanical coded lock or a fingerprint coded lock. Because the thickness of the steel plates of the box body and the door plate of the anti-theft safe box is thick, a thief generally prefers to attack the lockset when stealing the anti-theft safe box.

In view of the above-mentioned related technologies, the inventor believes that there is a defect that the lock is easily attacked, which results in the security door of the safe losing the security function.

Disclosure of Invention

In order to achieve the purpose that after a lockset of the safe box anti-theft door is attacked, the safe box anti-theft door is automatically locked, the application provides a safe box anti-theft door structure.

In a first aspect, the application provides a safe burglary-resisting door structure, adopts following technical scheme:

a safe box anti-theft door structure comprises a door plate, wherein a locking device and a safety protection device are arranged on the door plate; the locking device comprises a locking plate arranged on the door plate in a sliding manner and a lockset matched with the locking plate, the locking plate is matched with the box body of the safe in a locking manner, and the lockset is used for limiting the sliding movement of the locking plate so as to keep the locking state of the locking plate; the safety protection device comprises a first locking mechanism and a second locking mechanism; the first locking mechanism comprises a locking component arranged on the door plate and a fragile plate matched with the locking component for use, the locking component comprises a locking piece arranged on the door plate in a sliding mode and an elastic piece for driving the locking piece to move in a sliding mode and clamped with the locking plate, the elastic piece drives the locking piece to be clamped with the locking plate to keep the locking state of the locking plate, the fragile plate is arranged between the lockset and the door plate, and the locking piece and the fragile plate are connected with a connecting piece for limiting the movement of the locking piece; the second locking mechanism comprises a locking assembly arranged on the door panel and a limiting piece matched with the locking assembly for use, and the limiting piece is arranged on the lockset and forms butt fit with the locking piece to limit the movement of the locking piece.

By adopting the technical scheme, when the safe box is normally used, the first locking mechanism and the second locking mechanism are both in the non-starting state, at the moment, the locking assembly of the first locking mechanism is in the closing state under the action of the connecting piece, and the locking assembly of the second locking mechanism is in the closing state under the action of the limiting piece, namely, a user can normally unlock the lock plate or lock the lock plate through the lock. When thieves such as thieves attack the lockset, firstly, the structure of the fragile plate can be broken, then the lockset is damaged, the connecting piece can not play a role in limiting the movement of the locking piece any more, the limiting piece can not play a role in limiting the movement of the other locking piece any more, then the locking piece can move under the driving action of the elastic piece and is in clamping fit with the locking plate, the locking plate and the safe box body can be kept in a locking state and can not be normally released, and the purpose of automatically locking the safe box anti-theft door after the lockset of the safe box anti-theft door is attacked is achieved.

Preferably, the lockset comprises a mechanical lock and an electronic lock which are matched for use, wherein the electronic lock is provided with a first locking mechanism in a matching way, and the mechanical lock and the electronic lock are provided with a corresponding second locking mechanism in a matching way.

Through adopting above-mentioned technical scheme, the user need open mechanical lock and electronic lock simultaneously and just can open the safe, and mechanical lock plays dual fail-safe's effect with the cooperation of electronic lock to according to the actual use mode of mechanical lock and electronic lock, be equipped with first locking mechanical system alone for the electronic lock, and be equipped with second locking mechanical system for both.

Preferably, be provided with the protection steel sheet in the middle of tool to lock and the door plant, and the breakable plate setting of cooperation the protection steel sheet is located the one side that the breakable plate is close to the door plant.

Through adopting above-mentioned technical scheme, the protection steel sheet plays the effect of first heavy protection, plays the effect that hinders thief or thief cutting door plant promptly, and when the protection steel sheet can't play the guard action, plays the second heavy guard action by first locking mechanical system's breakable plate again.

Preferably, be provided with the mounting bracket on the door plant, the locking piece slides and sets up on the mounting bracket, just the limiting plate is installed to the last joint of locking piece, the elastic component cover is located on the locking piece and elasticity centre gripping between mounting bracket and limiting plate, just the elastic component drive locking piece sliding motion is until the limiting plate butt on the mounting bracket.

Through adopting above-mentioned technical scheme, the locking piece moves under the effect of elastic component, until limiting plate and mounting bracket looks butt, the locking piece moves promptly this moment to the position department with jam plate looks butt, and the limiting plate not only plays the effect that the locking piece moved in this in-process, still plays the effect that improves locking piece and jam plate joint cooperation stability.

Preferably, a clamping groove is formed in the locking piece, the limiting plate is an elastic plate, and the limiting plate can be detachably clamped in the clamping groove of the locking piece.

Through adopting above-mentioned technical scheme, realized the demountable installation of limiting plate and locking piece, the operating personnel of being convenient for assembles locking piece and limiting plate.

Preferably, a plurality of tensioning columns are arranged on the door panel, the connecting piece is a connecting rope, and the connecting rope is wound on the tensioning columns in a tensioning mode.

Through adopting above-mentioned technical scheme, the tensioning post is used for supplying the connecting rope to establish the tensioning by wire, is favorable to arranging the connecting rope on the door plant, has better enforceability.

In a second aspect, the present application provides a safe, which adopts the following technical solution:

a safe box comprises a box body, wherein a door plate is hinged to the box body, a hand wheel is rotatably arranged on the door plate, the hand wheel and a lock plate are connected with a transmission assembly, and an extension plate is formed by extending the lock plate; when the safe box is in a locked state, the lock and the corresponding extension plate form clamping fit to limit the sliding movement of the lock plate; when the lockset is attacked, the locking piece of the first locking mechanism and/or the locking piece of the second locking mechanism and the corresponding extension plate form clamping fit to limit the sliding movement of the locking plate, and the locking plate is matched with the box body to lock the door plate.

By adopting the technical scheme, the extension plate is used for being matched with the lockset and is also used for being matched with the first locking piece and/or the second locking mechanism for use, so that the movement of the locking plate is limited.

Preferably, the side edge of the lock plate towards the door plate extends to form a lateral inserting column, the end part of the lock plate towards the upper end and the lower end of the door plate extends to form a longitudinal inserting column, the lateral inserting column and the longitudinal inserting column are matched with the box body in an inserting and locking mode, and the lock plate slides and moves and drives the longitudinal inserting column to move in a telescopic mode along the vertical direction.

Through adopting above-mentioned technical scheme, at the in-process of locking plate towards door plant side motion, except the horizontal concertina movement of side direction grafting post, vertical concertina movement can be done in step to vertical grafting post to realize the locking cooperation of horizontal direction and the locking cooperation of vertical direction, be favorable to improving the stability of door plant and safe box locking.

Preferably, a safety locking column is arranged on the hinged side of the door panel far away from the lateral inserting column; when the hinged side of the door panel is attacked, the safety locking column and the box body form clamping fit to limit the door panel and the box body to be separated.

Through adopting above-mentioned technical scheme, when the articulated department of chamber door of stealing personnel attack door plant and safe to when making the articulated disconnection of door plant and chamber door, because the existence of safe locking post, the stealing personnel also can not directly open the safe, play the effect of further protection.

Preferably, the door plate and the box body are both of a hollow structure, and cement mortar is poured into the hollow interlayer of the door plate and the box body.

By adopting the technical scheme, cement mortar is poured into the hollow structure, so that the aim of preventing thieves from directly cutting the safe box body is fulfilled.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the method comprises the following steps that a thief attacks a lockset, a fragile plate structure is firstly broken, then the lockset is destroyed, a connecting piece does not limit a locking piece to move any more, a limiting piece does not limit another locking piece to move any more, and the locking piece moves under the driving of an elastic piece and forms clamping fit with a locking plate, so that the locking plate and a box body of a safe box are kept in a locking state, and the aim of automatically locking the safe box antitheft door after the lockset of the safe box antitheft door is attacked is achieved;

2. besides horizontal locking of the lateral inserting columns, vertical locking of the longitudinal inserting columns is also included, and the vertical locking are matched, so that the stability of locking the door plate is improved;

3. the safety locking column is introduced at the hinged position of the door plate and the safe box body, so that the safety protection performance of the safe box is further improved.

Drawings

FIG. 1 is a schematic diagram illustrating the general structure of a security door structure of a safe according to an embodiment of the present application;

FIG. 2 is a schematic view primarily showing a frangible panel and an electronic lock mounting structure;

FIG. 3 is a schematic view primarily illustrating the lock mounting structure in the first locking mechanism;

FIG. 4 is a schematic structural view of the locking member;

FIG. 5 is a schematic structural view mainly used for showing the second locking mechanism;

FIG. 6 is a schematic diagram of the overall structure of a safe according to an embodiment of the present application;

fig. 7 is a schematic view of the structure of the locking plate.

Description of reference numerals: 1. a door panel; 11. a fixed mount; 12. installing intervals; 13. a guide post; 14. a safety locking post; 2. a box body; 3. a safety protection device; 4. a lock; 41. a mechanical lock; 42. an electronic lock; 5. a locking plate; 51. an extension plate; 511. a guide groove; 512. flanging; 513. folding edges; 514. inserting holes; 52. laterally inserting the columns; 53. longitudinally inserting the columns; 54. an inclined chute; 6. a first locking mechanism; 61. a frangible panel; 611. a locking hole; 62. a locking member; 621. a clamping groove; 63. an elastic member; 64. a connecting member; 65. a tension column; 66. a mounting frame; 67. a limiting plate; 671. a protrusion; 7. a second locking mechanism; 71. a limiting member; 72. a partition plate; 8. a hand wheel; 9. a transmission assembly; 91. a gear; 92. a rack.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses a safe box anti-theft door structure.

Referring to fig. 1, the structure of a safe anti-theft door comprises a door panel 1, wherein a locking device and a safety protection device 3 which are matched with each other are arranged on the door panel 1. The locking device comprises a lock 4 installed on a door plate 1 and a lock plate 5 installed on the inner side face of the door plate 1 in a sliding mode, the lock plate 5 is used for being matched and locked with a box body 2 of a safe box, the lock 4 is used for being matched with the lock plate 5 in a clamping mode to limit the lock plate 5 to be separated from the box body 2 of the safe box, the purpose of limiting the door plate 1 to be separated from the box body 2 of the safe box is achieved, and the purpose of locking the safe box is achieved. The safety protection device 3 comprises a first locking mechanism 6 and a second locking mechanism 7 which are matched with each other, and the first locking mechanism 6 and the second locking mechanism 7 both play a role in automatically locking the door plate 1; when the lock 4 is attacked, the first locking mechanism 6 and the second locking mechanism 7 can respectively lock the door panel 1, so as to achieve the purpose of safely locking the safe.

Referring to fig. 1, the lock 4 includes a mechanical lock 41 and an electronic lock 42, which are used together, the mechanical lock 41 and the electronic lock 42 are installed on the same vertical axis of the door panel 1 at intervals, and in the embodiment of the present application, the mechanical lock 41 is located above the electronic lock 42. The mechanical lock 41 and the electronic lock 42 are oppositely arranged, and the bolt of the mechanical lock 41 and the bolt of the electronic lock 42 are oppositely extended or retracted; when the lock plate 5 slides and is fixedly inserted into the safe body 2, the lock tongue of the mechanical lock 41 and the lock tongue of the electronic lock 42 can extend out and form clamping fit with the lock plate 5, so that the aim of locking the lock plate 5 is fulfilled. When opening the safe, the user needs to open the mechanical lock 41 and the electronic lock 42 simultaneously, that is, the lock tongue of the mechanical lock 41 and the lock plate 5 are simultaneously released from the clamping fit, and the lock tongue of the electronic lock 42 and the lock plate 5 are in the clamping fit, so that the lock plate 5 can slide and move and the insertion locking fit with the safe body 2 is released. It should be noted that the user may choose to use only the electronic lock 42 for convenience, but the mechanical lock 41 is required to be used with the electronic lock 42 for safety.

Referring to fig. 1, a first locking mechanism 6 is mounted on the door panel 1 in cooperation with the electronic lock 42, and a second locking mechanism 7 is mounted in cooperation with both the mechanical lock 41 and the electronic lock 42. When a stealer attacks the position of the electronic lock 42 on the door panel 1, the first locking mechanism 6 is firstly triggered to automatically lock the door panel 1, and when the stealer attacks the door panel 1 and directly attacks the electronic lock 42, the second locking mechanism 7 matched with the electronic lock 42 is triggered to automatically lock the door panel 1; when a thief attacks the position of the mechanical lock 41 on the door panel 1, the second locking mechanism 7 is triggered to automatically lock the door panel 1. It should be noted that, considering that a user may only lock the safe using the electronic lock 42, in the present embodiment, only the first locking mechanism 6 is installed for the electronic lock 42; in addition to the above, it is of course possible to simultaneously implement the first locking mechanism 6 for the electronic lock 42 and the mechanical lock 41.

Referring to fig. 1 and 2, a fixed frame 11 is welded on the inner side surface of the door panel 1 at a position corresponding to the electronic lock 42, the fixed frame 11 is approximately in an Contraband-shaped structure, two side plates of the fixed frame 11 are perpendicular to the door panel 1 and are welded and fixed with the inner side surface of the door panel 1, and the electronic lock 42 is locked and installed on one side, away from the door panel 1, of the front plate of the fixed frame 11.

Referring to fig. 1 and 2, the first locking mechanism 6 includes a frangible plate 61 mounted between the door panel 1 and the electronic lock 42, and a locking assembly cooperating with the frangible plate 61. Referring to fig. 1 and 3, the locking assembly includes a locking member 62 slidably mounted on the door panel 1, and an elastic member 63 for driving the locking member 62 to move and form a snap-fit locking engagement with the locking plate 5, and a connecting member 64 is connected to the locking member 62 and the frangible plate 61. In the normal use state of the safe, the connecting piece 64 plays a role of limiting the movement of the locking piece 62, at the moment, the locking plate 5 can move normally without being limited by the locking piece 62, and the door plate 1 of the safe can be opened and closed normally; when the lockset 4 is attacked, the fragile plate 61 is attacked and broken first, at the moment, the connecting piece 64 does not limit the movement of the locking piece 62 any more, and then the locking piece 62 moves under the driving action of the elastic piece 63 and forms clamping fit with the locking plate 5, so that the purpose of locking the locking plate 5 is achieved, and the purpose of locking the door plate 1 and the safe box is further achieved.

Referring to fig. 1 and 2, a mounting space 12 is formed between the front panel of the fixing frame 11 and the inner side surface of the door panel 1, and the mounting space 12 is used for mounting the fragile panel 61. In the embodiment of the present application, a glass plate is used as the frangible plate 61, but other materials having a characteristic of being easily broken by impact may be used instead of the glass plate, and the glass plate needs to be kept in contact with the door panel 1 when the door panel is locked and installed. Notches are formed at the upper end and the lower end of the fixing frame 11, so that the upper end and the lower end of the glass plate in the installation interval 12 can extend out of the fixing frame 11 through the corresponding notches and are connected with the inner side surface of the door panel 1 in a locking manner through fasteners such as screws.

Referring to fig. 2, a locking hole 611 is formed in advance in the fragile plate 61, and the opening position of the locking hole 611 is located at the end position where the fragile plate 61 extends out of the fixed frame 11; referring to fig. 1 and 2, in the embodiment of the present application, a rope is used as the connecting member 64, and one end of the connecting member 64 is inserted and locked at the corresponding locking hole 611; referring to fig. 1 and 3, the other end of the connecting member 64 is bound and connected to the locking member 62, and a plurality of tensioning columns 65 are fixed on the inner side surface of the door panel 1, and the connecting member 64 can be wound around the tensioning columns 65, so as to achieve the purpose of connecting the fragile plate member 61 and the locking member 62 in a tensioning manner.

A protective steel plate is locked and installed at a position corresponding to the fragile plate 61 in the door panel 1, or the protective steel plate is welded and fixed in the door panel 1 by adopting welding and other modes; the protective steel plate serves as a first protection of the electronic lock 42 and plays a certain role in hindering the thief from cutting the door panel 1.

Referring to fig. 1 and 3, a mounting bracket 66 is further welded on the inner side surface of the door panel 1, in the embodiment of the present application, a plate having an approximately Contraband-shaped structure is used as the mounting bracket 66, the upper and lower side plates of the mounting bracket 66 are arranged in parallel, and a vertical plate is integrally formed on the same side of the upper and lower side plates. In this application embodiment, adopt the member to use as locking piece 62, then locking piece 62 vertically slides and wears to establish the upper and lower both sides board of mounting bracket 66, and adopt the spring to use as elastic component 63, the coaxial cover of elastic component 63 is located outside locking piece 62, and a limiting plate 67 is installed to the joint on the locking piece 62, the one end butt of elastic component 63 is in the last curb plate medial surface of mounting bracket 66, and the other end butt of elastic component 63 is in the medial surface of limiting plate 67, elastic component 63 is compressed the centre gripping in the middle of the last curb plate of limiting plate 67 and mounting bracket 66 promptly, thereby reach the purpose that drive limiting plate 67 drives the vertical lower curb plate that wears out mounting bracket 66 of locking piece 62 downwards. After the lower side plate of installing frame 66 was worn out under the effect of elastic component 63 to locking piece 62, the lower extreme of locking piece 62 can constitute the joint cooperation with jam plate 5, and this moment, limiting plate 67 and the lower side plate medial surface looks butt of installing frame 66.

Referring to fig. 3 and 4, locking piece 62 is last coaxial to be seted up and to be formed with joint groove 621, and limiting plate 67 sets up to elastic plate spare, and is formed with the opening on the limiting plate 67, and then limiting plate 67 accessible this opening realizes fixedly being connected with locking piece 62 with the elasticity joint cooperation of joint groove 621. In this embodiment, the limiting plate 67 is an approximate circular ring structure, and the inner annular surface of the limiting plate 67 extends towards the center to form three protrusions 671, and the three protrusions 671 cooperate to achieve the purpose of approximately three-point positioning clamping, which is beneficial to improving the connection stability of the limiting plate 67 and the locking member 62.

Referring to fig. 1 and 5, the second locking mechanism 7 also includes the above-mentioned locking assembly, and in addition, a limiting member 71 cooperating with the locking assembly. The mounting frame 66 of the locking assembly is fixed on the inner side surface of the door panel 1 in a welding manner, a partition plate 72 can be clamped and welded between the mounting frame 66 and the inner side surface of the door panel 1, the partition plate 72 plays a role in protecting the locking assembly, and the two groups of locking assemblies are located on the side edges of the mechanical lock 41 and the electronic lock 42 which respectively correspond to the two groups of locking assemblies. In the embodiment of the present application, a bent plate is used as the limiting member 71, the limiting member 71 is locked and installed on the corresponding mechanical lock 41 or electronic lock 42, and the bent portion of the limiting member 71 is located on the line of the locking member 62 of the locking assembly for extending and retracting, so as to block the locking member 62 from extending.

Referring to fig. 1 and 5, when the safe is used normally, the locking members 62 of the two locking assemblies abut against the corresponding limiting members 71, and at this time, the locking members 62 do not affect the normal movement of the locking plate 5 under the limiting action of the limiting members 71; when the lock 4 is attacked, the limiting member 71 is deformed or falls off along with the lock 4, at this time, the limiting member 71 no longer limits the movement of the locking member 62, and the locking member 62 extends out of the mounting frame 66 under the driving action of the elastic member 63 and forms an insertion locking fit with the lock plate 5, thereby achieving the purpose of locking the lock plate 5.

The implementation principle of the safe box anti-theft door structure in the embodiment of the application is as follows: the second locking mechanism 7 is provided in association with the electronic lock 42 and the mechanical lock 41 of the safe, and the first locking mechanism 6 is provided in association with the electronic lock 42 of the safe alone, since the electronic lock 42 is likely to be the primary point of attack for thieves. When the position of the electronic lock 42 is attacked, the fragile plate 61 of the first locking mechanism 6 is firstly broken, so that the connecting piece 64 is loosened, the locking piece 62 is no longer limited, the locking piece 62 of the first locking mechanism 6 slidably extends out of the mounting frame 66 and forms clamping locking fit with the lock plate 5, when the electronic lock 42 and/or the mechanical lock 41 are attacked, the limiting piece 71 is deformed or falls off along with the lock 4, the locking piece 62 is no longer limited, the locking piece 62 of the second locking mechanism 7 slidably extends out of the mounting frame 66 and forms inserting locking fit with the lock plate 5, and the purpose that the safe anti-theft door is automatically locked after the lock 4 of the safe anti-theft door is attacked is further achieved.

The embodiment of the application also discloses a safe box.

Referring to fig. 6, a safe includes a box body 2, and a door panel 1 of the safe anti-theft door structure disclosed in the embodiment of the present application is hinged on the box body 2. Referring to fig. 1 and 7, at least two guide posts 13 are installed on the inner side surface of the door panel 1 in a welding or locking manner, the guide posts 13 are arranged perpendicular to the door panel 1, the installation positions of the guide posts 13 on the door panel 1 are no longer on the same horizontal plane, two extension plates 51 are horizontally extended and formed on one side of the lock plate 5 close to the lock 4, guide grooves 511 are formed in the positions, corresponding to the guide posts 13, on the two extension plates 51, and the guide posts 13 are inserted into the corresponding guide grooves 511 and form sliding fit with the guide grooves 511, so that the purpose of guiding the sliding motion of the lock plate 5 is achieved. The lateral surface of door plant 1 rotates installs hand wheel 8, and the user is through this hand wheel 8 drive jam plate 5 and is horizontal sliding motion to realize opening or the purpose of closing the safe.

Referring to fig. 1 and 6, a transmission assembly 9 is connected between the handwheel 8 and the lock plate 5, the transmission assembly 9 includes a gear 91 which is coaxially locked with the wheel shaft of the handwheel 8, and a rack 92 which is locked on the lock plate 5, the gear 91 is engaged with the rack 92 for transmission; the user rotates the handwheel 8, and drives the lock plate 5 to slide through the gear 91 and the rack 92.

Referring to fig. 1 and 7, in the present embodiment, the number of the extension plates 51 is provided in two groups. Wherein, a set of extension board 51 is used with tool to lock 4, the cooperation of second locking mechanical system 7, and this extension board 51 level is worn to establish in the middle of mechanical lock 41 and electronic lock 42, and the upper and lower both sides border of this extension board 51 is perpendicular to door plant 1 and is bent towards the direction of keeping away from door plant 1 and is formed with two hems 513, all offers on two hems 513 to be formed with spliced eye 514. When the safe is in a normal locking state, the bolt of the mechanical lock 41 extends out and forms clamping locking fit with the end part of the extension plate 51, and the bolt of the electronic lock 42 forms clamping locking fit with the end part of the extension plate 51; when the mechanical lock 41 and the electronic lock 42 are attacked, the limiting member 71 deforms or falls off along with the lock 4, the limiting member 71 of the second locking mechanism 7 no longer limits the movement of the locking member 62, and the locking member 62 slides out under the driving action of the elastic member 63 and forms a plug-in locking fit with the corresponding plug-in hole 514. The other group of extension plates 51 is matched with the first locking mechanism 6 for use, and the upper side edge of the extension plate 51 is perpendicular to the door panel 1 and is bent in the direction away from the door panel 1 to form a flanging 512; when the electronic lock 42 is attacked, the frangible plate 61 is first broken, and the locking piece 62 of the first locking mechanism 6 is slidably extended under the driving action of the elastic piece 63 and forms a snap-lock fit with the end of the extension plate 51.

Referring to fig. 7, a lateral plug-in post 52 is formed on the other side of the lock plate 5 away from the lock 4, and a longitudinal plug-in post 53 is fittingly installed at the upper and lower ends of the lock plate 5, the lateral plug-in post 52 forms a plug-in locking fit with the side of the box body 2, and the longitudinal plug-in post 53 forms a plug-in locking fit with the upper and lower ends of the box body 2. In the embodiment of the application, only one group of longitudinal insertion columns 53 is installed at the upper end of the lock plate 5, inclined sliding grooves 54 are formed at corresponding positions on the lock plate 5, and the longitudinal insertion columns 53 and the inclined sliding grooves 54 are connected to form abutting sliding fit; when the lock plate 5 horizontally slides, the lock plate 5 slides and drives the longitudinal plug column 53 to move in a vertical direction, and meanwhile, the lateral plug column 52 horizontally moves to realize the plug locking fit with the safe box or release the locking fit.

Referring to fig. 1 and 6, a plurality of safety locking posts 14 are installed at intervals along the vertical direction on one side of the door panel 1, which is far away from the locking plate 5, and the side is the hinged side of the door panel 1 and the box body 2; when the articulated side of door plant 1 and box 2 is attacked to the personnel of stealing, because safety lock stilt 14 constitutes joint locking cooperation with box 2, even the personnel of stealing has broken the hinge of being connected of box 2 with door plant 1, can not open the safe yet, and the user is when normally opening door plant 1, safety lock stilt 14 is for opening the structure with box 2 complex opposite side, can smoothly open or closed door plant 1, promptly when closed door plant 1, safety lock stilt 14 just constitutes joint locking cooperation with box 2.

In order to further improve the purpose of safe security, door plant 1 and box 2 all set up to hollow structure, and poured into in the cavity intermediate layer of door plant 1 and box 2 and had cement mortar to improve the degree of difficulty that the personnel of stealing cut the safe.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a safe burglary-resisting door structure which characterized in that: the safety door comprises a door plate (1), wherein a locking device and a safety protection device (3) are arranged on the door plate (1); the locking device comprises a locking plate (5) arranged on the door panel (1) in a sliding manner and a lockset (4) matched with the locking plate (5) for use, wherein the locking plate (5) is matched with the box body (2) of the safe in a locking manner, and the lockset (4) is used for limiting the sliding movement of the locking plate (5) so as to keep the locking state of the locking plate (5); the safety protection device (3) comprises a first locking mechanism (6) and a second locking mechanism (7); the first locking mechanism (6) comprises a locking assembly arranged on the door panel (1) and a fragile plate (61) matched with the locking assembly for use, the locking assembly comprises a locking piece (62) arranged on the door panel (1) in a sliding mode and an elastic piece (63) driving the locking piece (62) to move in a sliding mode and clamped with the locking plate (5), the elastic piece (63) drives the locking piece (62) to be clamped with the locking plate (5) to keep the locking state of the locking plate (5), the fragile plate (61) is arranged between the lock (4) and the door panel (1), and the locking piece (62) and the fragile plate (61) are connected with a connecting piece (64) limiting the movement of the locking piece (62); the second locking mechanism (7) comprises a locking component arranged on the door panel (1) and a limiting piece (71) matched with the locking component for use, wherein the limiting piece (71) is arranged on the lockset (4) and forms abutting fit with the locking piece (62) to limit the movement of the locking piece (62).

2. The safe security door structure of claim 1, wherein: the lock (4) comprises a mechanical lock (41) and an electronic lock (42) which are matched for use, a first locking mechanism (6) is arranged on the electronic lock (42) in a matched mode, and a corresponding second locking mechanism (7) is arranged on the mechanical lock (41) and the electronic lock (42) in a matched mode.

3. The security door structure of claim 1 or 2, wherein: the middle of the lockset (4) and the door plate (1) is provided with a protective steel plate, and the protective steel plate is arranged on the fragile plate (61) in a matching way and is positioned on one side of the fragile plate (61) close to the door plate (1).

4. The safe security door structure of claim 1, wherein: be provided with mounting bracket (66) on door plant (1), locking piece (62) slide and set up on mounting bracket (66), just limiting plate (67) is installed to the joint on locking piece (62), elastic component (63) cover is located on locking piece (62) and the elasticity centre gripping is between mounting bracket (66) and limiting plate (67), just elastic component (63) drive locking piece (62) sliding motion is until limiting plate (67) butt on mounting bracket (66).

5. The safe security door structure of claim 4, wherein: set up on locking piece (62) and be formed with joint groove (621), limiting plate (67) set up to elastic plate spare, joint in joint groove (621) department of locking piece (62) can be dismantled in limiting plate (67).

6. The safe security door structure of claim 1, wherein: the door plate (1) is provided with a plurality of tensioning columns (65), the connecting piece (64) is arranged to be a connecting rope, and the connecting rope is tensioned and wound on the tensioning columns (65).

7. A safe having a security door structure according to any one of claims 1 to 6, comprising a body (2), characterized in that: the door plate (1) is hinged to the box body (2), a hand wheel (8) is rotatably arranged on the door plate (1), the hand wheel (8) and the lock plate (5) are connected with a transmission assembly (9), and an extension plate (51) is formed by extending the lock plate (5); when the safe box is in a locked state, the lockset (4) and the corresponding extension plate (51) form clamping fit to limit the sliding motion of the locking plate (5); when the lockset (4) is attacked, the locking piece (62) of the first locking mechanism (6) and/or the locking piece (62) of the second locking mechanism (7) and the corresponding extension plate (51) form clamping fit to limit the sliding movement of the locking plate (5), and the locking plate (5) is matched with the box body (2) to lock the door plate (1).

8. A safe in accordance with claim 7, wherein: the side extension of jam plate (5) orientation door plant (1) is formed with side direction grafting post (52), the tip extension of jam plate (5) orientation door plant (1) upper and lower extreme is formed with vertical grafting post (53), side direction grafting post (52) and vertical grafting post (53) all constitute grafting locking cooperation with box (2), just jam plate (5) sliding motion and drive vertical grafting post (53) along vertical direction concertina movement.

9. A safe in accordance with claim 8, wherein: a safety locking column (14) is arranged on the hinged side of the door panel (1) far away from the lateral inserting column (52); when the hinged side of the door panel (1) is attacked, the safety locking column (14) and the box body (2) form clamping fit to limit the separation of the door panel (1) and the box body (2).

10. A safe in accordance with claim 7, wherein: the door plate (1) and the box body (2) are both arranged to be hollow structures, and cement mortar is poured into the hollow interlayer of the door plate (1) and the box body (2).