CN201843442U

CN201843442U - Security door capable of being locked at four sides

Info

Publication number: CN201843442U
Application number: CN2010202359213U
Authority: CN
Inventors: 胡君; 曹忠伟
Original assignee: Ningbo Yongfa Group Co Ltd
Current assignee: Ningbo Yongfa Group Co Ltd
Priority date: 2010-06-23
Filing date: 2010-06-23
Publication date: 2011-05-25
Anticipated expiration: 2020-06-23

Abstract

The utility model relates to a security door capable of being locked at four sides. The security door comprises a door plate, a front sliding plate, an upper sliding plate, a lower sliding plate and a sliding plate locking structure, wherein the front sliding plate is connected with a front bolt; the upper sliding plate is connected with an upper bolt; the lower sliding plate is connected with a lower bolt. The utility model is characterized in that the security door also comprises a rear sliding plate connected with a rear bolt; the rear sliding plate is restrained on the back side of the door plate and only can transversely move; the rear sliding plate and the front sliding plate are connected with each other by a connecting plate; the middle part of the connecting plate is rotatably connected with the door plate by a shaft pin; the upper end of the connecting plate is connected with the front sliding plate by an upper drive pin; and the lower end of the connecting plate is connected with the rear sliding plate by a lower drive pin. Since the door plate is also provided with the rear sliding plate connected with the rear bolt, drives the upper sliding plate and the lower sliding plate to longitudinally move and drives the rear sliding plate to horizontally move under the drive of the horizontal movement of the front sliding plate, finally, the upper bolt, the lower bolt, the front bolt and the rear bolt correspondingly extend out of the door plate, so that the four sides of the door plate are locked, thereby increasing the difficulty on prying the security door and enhancing the security.

Description

A kind of security door that can lock on four sides

Technical field

The utility model relates to a kind of security door that is suitable for strongbox, relates in particular to a kind of security door that can lock on four sides.

Background technology

Along with improving constantly of people's living standard, for preserving valuables or various vital document, strongbox (cabinet) progresses among the daily life.The door bolt mechanism that its structure of strongbox (cabinet) mainly comprises the casing that has doorframe, match with casing and be connected the door-plate on the doorframe and door-plate and doorframe can be locked together by pivot pin.And bolt structure generally comprise the slide plate that is arranged on the door-plate back side, with the front latch of slide plate interlock, drive the driving mechanism that slide plate moves, and having an electric lockset of electromagnetic core, electromagnetic core is scalable to be gone out electric lockset and carries out gear with slide plate to cooperate to stop sideskid laterally to move.For strengthening the fixing of locking mechanism locking, the locking mechanism that has also is provided with upper and lower slide plate, reach upper and lower door bolt head with upper and lower slide plate interlock, upper and lower slide plate can move up and down with it in the horizontal slipping of slide plate, this locking mechanism not only can lock door-plate in the front side, also can door-plate be locked at both direction up and down, the fixing of door-plate locking further strengthens.

For further strengthening the firm degree that mutually combines between doorframe and the door-plate, reach theftproof performance preferably, have a kind of have on, following bolt and preceding, the locking mechanism of back bolt is invented, as a patent No. is a kind of safe door structure so the Chinese utility model patent " a kind of safe door structure " of ZL03229270.8 (notification number is CN2613570Y) has disclosed, comprise bolt, following bolt, opposite side bolt and last, following switch block, on described, be respectively equipped with two long slot bores that are triangularly arranged mutually and the fulcrum that switch block is rotated with respect to door-plate on the following switch block, the described bolt of going up, following bolt is respectively by on described, wherein can provide its long slot bore that moves surplus and last on the following switch block, following switch block is connected, on the described jam plate, downside is then respectively by on described, on the following switch block another can provide its long slot bore that moves surplus and last, following switch block links to each other, and described opposite side bolt links by link gear and jam plate.Rotation along with lock core, when the drive jam plate moves, switch block and link gear are moved accordingly, thereby upper and lower bolt and side door door bolt is correspondingly stretched in casing, and be incorporated into the door-plate four sides on the casing securely, thereby increased the difficulty of being prized, strengthened the safety of strongbox, to satisfy the requirement of people to strongbox.But the structure relative complex of the disclosed locking mechanism of aforementioned patent also can be further improved.

Have again, electric lockset in the existing security door is with generally all being disposed upright formula (the vertical placement), be in the electric lockset with slide plate mutually the electromagnetic core of gear be mobile vertically, it is vertical to move promptly the direction that moves with slide plate vertically, electric lockset is installed is like this had certain advantage, promptly be convenient to install.But the problem that it is also such: because electromagnetic core moves vertically, the downward gravity that the electromagnetic core deadweight produces causes the electric current of adhesive electromagnetic core to increase, descend to the application life of power consumption increase and battery, simultaneously, the offender utilizes the mode of pounding strongbox of getting rid of easily, make the electromagnetic core that stops slide plate in deadweight with get rid of under the effect of pounding and break away from the indentation electric lockset, can not carry out gear with slide plate and cooperate, open the door of strongbox.

Summary of the invention

Technical problem to be solved in the utility model is the security door that provides a kind of guarantor of novel structure to lock at above-mentioned prior art present situation on four sides, this security door can be incorporated on the casing at the four sides equally securely, and it also has the advantage of the relative advantages of simple of structure.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of security door that can lock on four sides, comprise door-plate, be connected with before door bolt head front slide, be connected with the head of fastening with a bolt upper slide, be connected with down the lower skateboard of door bolt head, reach the slide plate latch-up structure; Wherein, front slide constrains in the back side of door-plate and only can laterally move, described door-plate is provided with and drives the driving mechanism that front slide laterally moves, upper slide and lower skateboard constrain in the back side of door-plate and only can vertically move, and upper slide all links to each other with front slide by linkage structure with lower skateboard, and this linkage structure can make front slide laterally move drive upper slide and lower skateboard and vertically move; It is characterized in that: also comprise the tail skid that is connected with back door bolt head, this tail skid constrains in the back side of door-plate and only can laterally move, link to each other by junction plate between described tail skid and the front slide, the middle part of this junction plate is rotationally connected by pivot pin and door-plate, the upper end of junction plate links to each other with front slide by last trundle, and the lower end of junction plate links to each other with tail skid by the underdrive pin.

Above-mentioned upward trundle is fixed on the rear portion of front slide, and the preceding long slot bore that can provide trundle to move surplus is provided on the top of described junction plate, and last trundle activity is located in the preceding long slot bore; The underdrive pin is fixed on the front portion of tail skid, and the back long slot bore that can provide the back trundle to move surplus is provided in the bottom of described junction plate, and the activity of underdrive pin is located in the long slot bore of back.Certainly also trundle can be fixed on the connecting portion, and long slot bore is separately positioned on front slide and the tail skid.

Link gear between above-mentioned upper slide and lower skateboard and the front slide is, respectively have on upper slide and the lower skateboard one be obliquely installed on guiding slotted eye and following guiding slotted eye, the upper end of last guiding slotted eye is fastened a direction forward with a bolt or latch and is tilted, lead the down lower end of slotted eye is fastened a direction forward with a bolt or latch and is tilted, and has a projection and movable guiding slotted eye and the promotion post in the guiding slotted eye down of being plugged on the end face of front slide; Fasten with a bolt head and down the door bolt head stretch out door-plate outside under the state, promote post and be positioned at guiding slotted eye top, the bottom of the slotted eye that leads under being positioned at simultaneously; Under fasten with a bolt a head and a following door bolt indentation door-plate internal state, promote post and be positioned at guiding slotted eye bottom, the top of guiding slotted eye under being positioned at simultaneously.The extra brace structure that need not this link gear can realize when the slippage of the horizontal front and back of front slide, can drive vertically slippage up and down of slide plate up and down, so that this link gear has is simple and compact for structure, it is few and can make the relative as required simultaneously door-plate easy motion of front slide, upper slide, lower skateboard well to relate to parts.Certainly it also can adopt existing various other link gear.

Have two preceding slotted eyes horizontal and that be arranged in parallel on the above-mentioned front slide, have the last slotted eye of vertical setting on the described upper slide, have the following slotted eye of vertical setting on the described lower skateboard; Establish the preceding multidiameter of two projectioies on the described door-plate back side, the another side at last slotted eye after multidiameter passes corresponding preceding slotted eye, following slotted eye respectively successively and goes up slotted eye before each carries out spacing with nut.Have the back slotted eye of horizontally set on the above-mentioned tail skid, be provided with on the described door-plate back side projection and and the back multidiameter that matches of described back slotted eye, back multidiameter is movable respectively pass behind the slotted eye of corresponding back after the another side of slotted eye carry out spacing with nut.

The driving mechanism that above-mentioned driving front slide moves laterally comprises that rotation is arranged on the door-plate back side also by the shift fork of key or its rotation of handle drives, and the other end of this shift fork links together by the mounting hole that drives on pin and the front slide.It is a kind of driving mechanism of routine, also can adopt certainly on the existing various security doors and drive the structure that front slide moves, as adopting the drives structure of rack-and-pinion.

As improving further, above-mentioned slide plate latch-up structure is to be located at the door-plate back side can stop that upper slide vertically moves, has the electric lockset of electromagnetic core, described electromagnetic core is scalable to go out electric lockset, described electric lockset horizontally set, promptly under lock-out state, electromagnetic core can cross out electric lockset to carry out gear with upper slide and cooperates to stop upper slide to vertically move.The horizontally set of electromagnetic core effectively delinquency prevention molecule utilization gets rid of the mode of pounding strongbox, make electromagnetic core in deadweight with get rid of under the effect of pounding and to break away from the indentation electric lockset, and open security door, and the horizontally set of electric lockset, can make electric lockset also not be subjected to the influence of electromagnetic core gravity, reduce the electric lockset power consumption.

For making this security door have the emergency opening function, the above-mentioned door-plate back side also is provided with the emergent plectrum that is driven deflection by the emergency machine lock, should cooperate with the electromagnetic core of described electric lockset by emergent plectrum, make the rotation of emergent plectrum can drive electromagnetic core indentation electric lockset.

Compared with prior art, advantage of the present utility model is: owing to not only be provided with the front slide that is connected with preceding door bolt head on the door-plate, be connected with the upper slide of the head of fastening with a bolt and be connected with down the lower skateboard of fastening head with a bolt or latch, but also be provided with the tail skid that is connected with back door bolt head, and under the drive that front slide laterally moves, driving up and down, slide plate vertically moves, simultaneously under the effect by front slide and junction plate, driving the tail skid horizontal cross moves, finally make up and down door bolt head and front and back door bolt correspondingly stretch out door-plate, four faces locking of door-plate increased security door prized, strengthened safety; Only have to connect front slide and tail skid simultaneously by a plate again, move to drive tail skid, structure is simpler.

Description of drawings

Fig. 1 is the Facad structure schematic diagram of the utility model embodiment under the state of closing the door;

Fig. 2 is the vertical view of the utility model embodiment under the state of closing the door

Fig. 3 is the Facad structure schematic diagram of the utility model embodiment under door opening state.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

Shown in Fig. 1～3, be a preferred embodiment of the present utility model.

A kind of security door that can lock on four sides, comprise door-plate 1, front end be connected with before front slide 3, the upper end of door bolt 2 be connected with fasten with a bolt upper slide 5, a lower end of 4 and be connected with down and fasten a lower skateboard 7 of 6 with a bolt or latch, the rear end is connected with the tail skid 9 of back door bolt 8, and the slide plate latch-up structure; Wherein forward and backward

door bolt

2,8 respectively has two, and upper and lower door bolt 4,6 respectively has one respectively.

Front slide 3 constrains in the back side of door-plate 1 and only can laterally move, upper slide 5 and lower skateboard 7 constrain in the back side of door-plate 1 and only can vertically move, promptly on front slide 3, have two preceding slotted eyes 32 horizontal and that be arranged in parallel, go up slotted eye 52, have two following slotted eyes 72 of vertical setting on the lower skateboard 7 for two that have vertical setting on the upper slide 5; Establish the preceding multidiameter 14 of two projectioies on door-plate 1 back side, the another side at last slotted eye 52 after multidiameter 14 passes accordingly preceding slotted eye 32, following slotted eye 72 respectively successively and goes up slotted eye 52 before each carries out spacing with nut.Tail skid 9 constrains in the back side of door-plate 1 and only can laterally move, promptly on tail skid 9, have the back slotted eye 91 of horizontally set, be provided with on door-plate 1 back side projection and and the back back multidiameter 15 that matches of slotted eye 91, back multidiameter 15 is movable respectively pass slotted eye 91 backs, corresponding back after the another side of slotted eye 91 carry out spacing with nut.

Upper slide 5 all links to each other with front slide 3 by linkage structure with lower skateboard 7, and this linkage structure can make front slide laterally move drive upper slide 5 and lower skateboard 7 and vertically move; Link gear is, respectively have on upper slide 5 and the lower skateboard 7 one be obliquely installed on guiding slotted eye 51 and guiding slotted eye 71 down, the upper end of last guiding slotted eye 51 is fastened 2 direction forward with a bolt or latch and is tilted, lead the down lower end of slotted eye 71 is fastened 2 direction forward with a bolt or latch and is tilted, and has a projection and movable guiding slotted eye 51 and the promotion post 31 in the guiding slotted eye 71 down of being plugged on the end face of front slide 3; Fasten with a bolt 4 and down door bolt 6 stretch out door-plate 1 outside under the state, promote post 31 and be positioned at guiding slotted eye 51 tops, the bottom of the slotted eye 71 that leads under being positioned at simultaneously; Fastening with a bolt 4 and down under door bolt 6 indentation door-plates, 1 internal state, promote post 31 and be positioned at guiding slotted eye 51 bottoms, be positioned at the top of the slotted eye 71 that leads down simultaneously.

Door-plate 1 is provided with and drives the driving mechanism that front slide 3 laterally moves, driving mechanism comprises rotating and is arranged on door-plate 1 back side and drives the shift fork 16 of its rotations by key or handle 17, and the other end of this shift fork 16 links together with mounting hole 33 on the front slide 3 by driving pin 18.

Link to each other by junction plate 10 between tail skid 9 and the front slide 3, the middle part of this junction plate 10 is rotationally connected by pivot pin 11 and door-plate 1, the upper end of junction plate 10 links to each other with front slide 3 by last trundle 12, and the lower end of junction plate 10 links to each other with tail skid 9 by underdrive pin 13.Last trundle 12 is fixed on the rear portion of front slide 3, and the preceding long slot bore 101 that can provide trundle 12 to move surplus is provided on the top of junction plate 10, and last trundle 12 activities are located in the preceding long slot bore 101; Underdrive pin 13 is fixed on the front portion of tail skid 9, and the back long slot bore 102 that can provide underdrive pin 13 to move surplus is provided in the bottom of junction plate 10, and back trundle 13 activities are located in the long slot bore 102 of back.

Door-plate 1 back side is provided with the slide plate latch-up structure, the slide plate latch-up structure is to be located at door-plate 1 back side can stop that upper slide 5 vertically moves, has the electric lockset 19 of electromagnetic core 191, electromagnetic core 191 is scalable to go out electric lockset 19, electric lockset 19 horizontally sets, promptly under lock-out state, electromagnetic core 191 can cross out electric lockset 19 and the wall that extends at upper slide 5 rear portions downwards to carry out gear and cooperates with prevention upper slide 5 and vertically move.Electric lockset 19 adopts existing various electronic locks, it generally also includes panel, and panel is arranged on the external surface of a body, can control the flexible of electromagnetic core 191 by the input of password, with the locking of decision door-plate 1 whether, all similar with the operating principle of general electric lockset.

Door-plate 1 back side also is provided with the emergent plectrum 20 that is driven deflection by the emergency machine lock, and this emergent plectrum 20 cooperates with the electromagnetic core 191 of electric lockset 19, makes the rotation of emergent plectrum 20 can drive electromagnetic core 191 indentation electric locksets 19.

Operating principle of the present utility model and process are as follows:

At closing time, at first turning handle 17 drives shift fork 16 deflections, and then drive front slide 3 and on preceding door bolt 2 before move, simultaneously the promotion post on the front slide 3 31 with on guiding slotted eye 51 and down under the effect of guiding slotted eye 71, promote post 31 promote upper slides 5 and on fasten with a bolt and move on 4, promote lower skateboard 7 and on following door bolt 6 move down, front slide 3 drives junction plate 10 clockwise deflections simultaneously, under the effect of junction plate 10, junction plate 10 promote tail skids 9 and on back door bolt 8 a relative door-plate 1 after move, finally guarantee before each door bolt 2, back door bolt 8, fasten with a bolt 4 and door bolt 6 is overhanging towards the four direction of door-plate 1 down, realization is to the four sides locking of door-plate, the electromagnetic core 191 of last electric lockset 19 crosses out with upper slide 5 retainings joins, and stops again when upper slide 5 moves down that other each slide plate moves stopping.

The process of opening the door is just opposite with the process of closing the door.

Claims

1. security door that can lock on four sides, comprise door-plate (1), be connected with before door bolt head (2) front slide (3), be connected with the head (4) of fastening with a bolt upper slide (5), be connected with down the lower skateboard (7) of door bolt head (6), reach the slide plate latch-up structure;

Wherein, front slide (3) constrains in the back side of door-plate (1) and only can laterally move, described door-plate (1) is provided with and drives the driving mechanism that front slide (3) laterally moves, upper slide (5) and lower skateboard (7) constrain in the back side of door-plate (1) and only can vertically move, and upper slide (5) all links to each other with front slide (3) by linkage structure with lower skateboard (7), and this linkage structure can make front slide laterally move drive upper slide (5) and lower skateboard (7) and vertically move;

It is characterized in that: also comprise the tail skid (9) that is connected with back door bolt head (8), this tail skid (9) constrains in the back side of door-plate (1) and only can laterally move, link to each other by junction plate (10) between described tail skid (9) and the front slide (3), the middle part of this junction plate (10) is rotationally connected by pivot pin (11) and door-plate (1), the upper end of junction plate (10) links to each other with front slide (3) by last trundle (12), and the lower end of junction plate (10) links to each other with tail skid (9) by underdrive pin (13).

2. the security door that can lock on four sides according to claim 1, it is characterized in that: described upward trundle (12) is fixed on the rear portion of front slide (3), the top of described junction plate (10) has the preceding long slot bore (101) that the mobile surplus of trundle (12) can be provided, and last trundle (12) activity is located in the preceding long slot bore (101); Described underdrive pin (13) is fixed on the front portion of tail skid (9), and the bottom of described junction plate (10) has the back long slot bore (102) that the mobile surplus of underdrive pin (13) can be provided, and back trundle (13) activity is located in the back long slot bore (102).

3. the security door that can lock on four sides according to claim 1, it is characterized in that: the link gear between described upper slide (5) and lower skateboard (7) and the front slide (3) is, on upper slide (5) and lower skateboard (7), respectively have a upward guiding slotted eye (51) that is obliquely installed and the slotted eye (71) that leads down, the upper end of last guiding slotted eye (51) is fastened head (2) direction forward with a bolt or latch and is tilted, lead the down lower end of slotted eye (71) is fastened head (2) direction forward with a bolt or latch and is tilted, and has a projection and activity and be plugged in promotion post (31) in guiding slotted eye (51) and the following slotted eye (71) that leads on the end face of front slide (3); Fasten with a bolt head (4) and down door bolt head (6) stretch out door-plate (1) outside under the state, promote post (31) and be positioned at slotted eye (51) top of leading, the bottom of the slotted eye (71) that leads under being positioned at simultaneously; Under fasten with a bolt head (4) and following door bolt head (6) indentation door-plate (1) internal state, promote post (31) and be positioned at bottom the guiding slotted eye (51), be positioned at the top of guiding slotted eye (71) down simultaneously.

4. the security door that can lock on four sides according to claim 3, it is characterized in that: have on the described front slide (3) laterally and two the preceding slotted eyes (32) that are arranged in parallel, have the last slotted eye (52) of vertical setting on the described upper slide (5), have the following slotted eye (72) of vertical setting on the described lower skateboard (7); Establish the preceding multidiameter (14) of two projectioies on described door-plate (1) back side, the another side at last slotted eye (52) after multidiameter (14) passes accordingly preceding slotted eye (32), following slotted eye (72) respectively successively and goes up slotted eye (52) before each carries out spacing with nut.

5. the security door that can lock on four sides according to claim 1, it is characterized in that: the back slotted eye (91) that has horizontally set on the described tail skid (9), be provided with on described door-plate (1) back side projection and and the back multidiameter (15) that matches of described back slotted eye (91), back multidiameter (15) respectively activity pass corresponding back slotted eye (91) back after the another side of slotted eye (91) carry out spacing with nut.

6. the security door that can lock on four sides according to claim 1, it is characterized in that: the driving mechanism that described driving front slide (3) moves laterally comprises that rotation is arranged on door-plate (1) back side also drives its rotation by key or handle (17) shift fork (16), and the other end of this shift fork (16) links together by the mounting hole (33) that drives on pin (18) and the front slide (3).

7. according to the described security door that can lock on four sides of arbitrary claim in the claim 1～6, it is characterized in that: described slide plate latch-up structure can stop that for being located at door-plate (1) back side upper slide (5) vertically moves, has the electric lockset (19) of electromagnetic core (191), described electromagnetic core (191) is scalable to go out electric lockset (19), described electric lockset (19) horizontally set, promptly under lock-out state, electromagnetic core (191) can cross out electric lockset (19) to carry out gear with upper slide (5) and cooperates to stop upper slide (5) to vertically move.

8. the security door that can lock on four sides according to claim 7, it is characterized in that: described door-plate (1) back side also is provided with the emergent plectrum (20) that is driven deflection by the emergency machine lock, should cooperate with the electromagnetic core (191) of described electric lockset (19) by emergent plectrum (20), make the rotation of emergent plectrum (20) can drive electromagnetic core (191) indentation electric lockset (19).