CN2929093Y

CN2929093Y - Door bolt mechanism for drawer type safe

Info

Publication number: CN2929093Y
Application number: CN 200620104695
Authority: CN
Inventors: 应启峰
Original assignee: DONGYINGHE ELECTRONIC CO LTD NINGBO
Current assignee: DONGYINGHE ELECTRONIC CO LTD NINGBO
Priority date: 2006-06-15
Filing date: 2006-06-15
Publication date: 2007-08-01
Anticipated expiration: 2016-06-15

Abstract

The utility model relates to a door bolt mechanism for a drawer type safe box, comprising a soleplate (1), an electromotor (2), a door bolt (3) with a junction panel (31) on the tail, wherein the junction panel is limitedly arranged on the soleplate (1), and a turntable (5) with a eccentric column (51) arranged on thereof is fixedly connected with the electromotor (2), the corresponding side of the junction panel (31) is provided with a slotted hole (311) with the eccentric column (51) plugged and arranged in thereof, the electromotor (2) is fixed on a lash-up return board (6) which is limited on the soleplate (1) through a limiting structure capable of making the lash-up return board (6) transversely shifting only along the soleplate (1), and a mechanical lock (7) is further arranged on the soleplate (1) wherein a shifting fork (71) on the mechanical lock (7) is connected with the lash-up return board (6) through a link mechanism, capable of making the lash-up return board driving the electromotor and the eccentric column on the turntable to transversely shift along the soleplate through rotating the shifting fork for driving the link mechanism to work, thereby realizing the function of opening the door in emergency using a key without changing the mode of the opening and closing of the door electronically.

Description

The door bolt mechanism of drawer type strongbox

Technical field

The utility model relates to a kind of bolt structure technical field of electronic safe.

Background technology

Along with improving constantly of living standards of the people, have many valuable things in the present resident family, as stock, calligraphy and painting, cash, contract, jewel etc., in order to avoid theft, generally need strongbox, special electronic safe obtains a large amount of promoting the use of because of advantages such as property easy to use, safe are good in numerous residents.The electronic safe that a lot of scientific and technical personnel's Development of New Generation are arranged for this reason, as a patent No. is that the Chinese utility model patent " bolt structure of electronic safe " of ZL01254663.1 (notification number is CN2504349Y) has disclosed the structure so a kind of, a kind of bolt structure of electronic safe, it includes the keeper fixed head, the surface has reference column to cooperate with locating slot on the keeper junction plate in the keeper fixed head, with securing member keeper junction plate telescopically and keeper fixed head are coupled together then, the side of keeper junction plate one side is fixedly connected with the keeper head, corresponding opposite side has flanging inwards, cutting elongated groove on the flanging, be fixed with motor on the keeper fixed head simultaneously, motor is fixedly connected with wheel disc by train of reduction gears, be connected with the keeper junction plate in the elongated slot on the wheel disc on the biasing post insertion flanging, it is characterized in that the keeper junction plate is located groove and is out in the position that keeps to the side, accordingly, keeper junction plate main body all is the vacant locations for fixed electrical machinery and train of reduction gears.It has reasonable advantage simple and compact for structure.

When this electronic safe is worked, general input password is controlled motor rotation by control panel, allow and wheel disc that motor is fixed together on biasing post drive the keeper junction plate and move, locking bolt on the keeper junction plate of chamber stretches out or indentation, with the purpose that reaches lock, opens.But can run into inevitably that the user forgets Password and the situation that can not open strongbox, existing this electronic safe just can not be opened, and can only ask special unlock staff to open, and will incur loss through delay the time of getting thing from strongbox like this.

So people very need develop the door bolt mechanism that emergent unlocking mechanism comes the unlocking electronic strongbox that has that makes new advances.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of door bolt mechanism with drawer type strongbox of emergent unlocking function at existing background technology, it not only can be unblanked by the control motor rotation, also can unblank by the emergent unlocking structure, this door bolt mechanism is particularly suitable for using on drawer, simple and reasonable, easy to install, good anti-theft effect.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of door bolt mechanism of drawer type strongbox, include base plate, motor, be movably arranged on the base plate and its afterbody has the keeper of junction plate, junction plate makes it can only be spacing on base plate along the position limiting structure that base plate moves laterally by one; Described motor is fixedly connected with wheel disc by train of reduction gears, and rotating disk is provided with biasing post, and the respective side of junction plate has the slotted eye that matches with biasing post, and described biasing post is plugged in the slotted eye and moves laterally along base plate to drive junction plate; It is characterized in that: motor is fixed on the emergent slide plate, should emergent slide plate make it can only be spacing on base plate along the position limiting structure that base plate moves laterally by one, also be provided with mechanical lock on base plate, the shift fork on mechanical lock is connected with emergent slide plate along the transmission mechanism that base plate moves laterally by driving emergent slide plate.

The transmission mechanism that the emergent slide plate of above-mentioned drive moves laterally along base plate is a linkage.This linkage includes first rocking bar and second rocking bar, its rotating being connected on the base plate in middle part of described first rocking bar, one end of first rocking bar is rotatably connected on the emergent slide plate, the other end then is rotatably connected to an end of second rocking bar, and the other end of second rocking bar is rotatably connected with shift fork and is in the same place.

Above-mentioned its position limiting structure that can only move laterally along base plate of junction plate that makes is: it laterally has a bar shape trench hole at least in the junction plate upper edge, have the positioning stud that matches with bar shape trench hole on base plate, it is that another side is spacing with nut that described positioning stud passes behind the bar shape trench hole at junction plate.This position limiting structure is simple and practical, makes easily and produces, and also can adopt certainly to have identity function and similar other existing structure.

Above-mentioned emergent its position limiting structure that can only move laterally along base plate of slide plate that makes is: it laterally has a bar shape trench hole at least in emergent slide plate upper edge, have the positioning stud that matches with bar shape trench hole on base plate, it is that another side is spacing with nut that described positioning stud passes behind the bar shape trench hole at emergent slide plate.This position limiting structure is simple and practical, makes easily and produces, and also can adopt certainly to have identity function and similar other existing structure.

Above-mentioned junction plate forms flanging at its afterbody, just opens on this flanging for the slotted eye that biasing post inserts, and this set advantages of simple makes things convenient for production and assembly.

Be the protection locking bolt, it is more steady to allow locking bolt move, and also is fixed with a guard shield on the described base plate, and this guard shield front end has upwardly extending sidewall, has the hole that can supply the keeper activity to wear on sidewall.

Above-mentioned locking bolt is good with two, can improve the security performance of electronic safe.

Compared with prior art, advantage of the present utility model is: structure design is very reasonable, simply, science, ingeniously link together by the emergent slide plate of planar linkage mechanism with shift fork on the mechanical lock and fixed electrical machinery, by rotating shift fork drivening rod mechanism action, the biasing post that allows emergent slide plate drive on motor and the rotating disk laterally moves along base plate, so that junction plate laterally moves along base plate, thereby reach the function realization of meeting an urgent need and opening the door with key, simultaneously, electronic switch door mode is constant, both can not disturb yet, so it is a unique practical safe door bolt mechanism of design.

Description of drawings

Fig. 1 is the door bolt mechanism (door opening state) of drawer type strongbox of the present utility model;

Fig. 2 is the door bolt mechanism (state of closing the door) of drawer type strongbox of the present utility model;

Fig. 3 is the door bolt mechanism (emergent door opening state) of drawer type strongbox of the present utility model.

The specific embodiment

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

Shown in Fig. 1～3, a kind of door bolt mechanism of drawer type strongbox, include base plate 1, motor 2, be movably arranged on the base plate 1 and its afterbody has the keeper 3 of junction plate 31, keeper 3 has two, it is fixed on the both sides of a junction plate 31, this base plate 1 can be the panel on the drawer, also can be a panel that is fixed on the drawer internal face of electronic safe, and the utility model embodiment is the panel on the drawer;

On base plate 1, be fixed with a guard shield 9, these guard shield 9 front ends have upwardly extending sidewall 91, on sidewall 91, have the hole 911 that can supply keeper 3 activities to wear, junction plate 31 is M shape, have three bar shape trench holes 312 in its lateral separation, junction plate 31 upper edges, have the positioning stud 11 that matches with bar shape trench hole 312 on base plate 1, it is that another side is spacing with nut at junction plate 31 that described positioning stud 11 passes bar shape trench hole 312 back, and junction plate 31 can above-mentioned relatively three positioning stud 11 slippages;

Described motor 2 is fixed on the emergent slide plate 6, it laterally has two bar shape trench holes 61 at least in emergent slide plate 6 upper edges, on base plate 1, has the positioning stud 12 that matches with bar shape trench hole 61, it is that another side is spacing with nut at emergent slide plate 6 that described positioning stud 12 passes bar shape trench hole 61 backs, emergent slide plate 6 these two positioning stud 12 slippages relatively;

One end of described motor 2 is fixed with train of reduction gears 4, the input of the output shaft of motor 2 and train of reduction gears 4 is to link together, and motor 2 is connected with a wheel disc 5 by the output of train of reduction gears 4, wheel disc 5 is provided with the biasing post 51 that is used for driving, form flanging 313 at junction plate 31 at its afterbody, have the slotted eye 311 that inserts for biasing post 51 on this flanging 313, described biasing post 51 is plugged in the slotted eye 311 and moves laterally along base plate 1 to drive junction plate 31, in this drives structure and the background technology to similar, can be for reference;

On base plate 1, also be provided with mechanical lock 7, shift fork 71 on mechanical lock 7 connects by linkage 8 and the emergent slide plate 6 of drive moves laterally along base plate 1, this linkage 8 includes first rocking bar 81 and second rocking bar 82, described first rocking bar, 81 its rotating being connected on the base plate 1 in middle part, one end of first rocking bar 81 is rotatably connected on the emergent slide plate 6, the other end then is rotatably connected to an end of second rocking bar 82, and second rocking bar, the 82 ground other ends are rotatably connected with shift fork 71 and are in the same place, and above-mentioned rotating connection can be adopted the fairly simple connection that effectively is movably hinged.

Described the axial of locking bolt 3 that laterally be meant.

The door bolt mechanism operating principle and the process of this drawer type strongbox are such:

When normally opening drawer, control motor 2 positive and negative rotation works by control panel, drive wheel disc 5 positive and negative rotations, thereby drive the also positive and negative rotation of biasing post 51, under the slotted eye on biasing post 51 and the junction plate 31 311 interacts, biasing post 51 drive junction plates 31 and on locking bolt 3 horizontal left and right sides slippages, locking bolt 3 is stretched out or indentation base plate 1 outside, to reach the purpose of switch drawer;

When improper when opening drawer, when just being to use emergency machine to lock out drawer, this moment, drawer closed, wheel disc 5 is in the position of closing the door, with key turns emergency machine lock 7, the shift fork 71 of mechanical lock 7 afterbodys is moved right by the emergent slide plate 6 of linkage 8 connection drives, biasing post 51 on the rotating disk 5 also moves horizontally to the right thereupon, under the slotted eye on biasing post 51 and the junction plate 31 311 interacts, biasing post 51 drive junction plates 31 and on locking bolt 3 horizontal left and right sides slippages, locking bolt 3 is stretched out or indentation base plate 1 outside, realize moving with the meet an urgent need switch door of drawer of key.

Claims

1, a kind of door bolt mechanism of drawer type strongbox, include base plate (1), motor (2), be movably arranged on that base plate (1) is gone up and its afterbody has the keeper (3) of junction plate (31), junction plate (31) makes it can only be spacing on base plate (1) along the position limiting structure that base plate (1) moves laterally by one; Described motor (2) is fixedly connected with wheel disc (5) by train of reduction gears (4), rotating disk (5) is provided with biasing post (51), the slotted eye (311) that the respective side of junction plate (31) has and biasing post (51) matches, described biasing post (51) are plugged in the slotted eye (311) and move laterally along base plate (1) to drive junction plate (31); It is characterized in that: motor (2) is fixed on the emergent slide plate (6), should emergent slide plate (6) make it can only be spacing on base plate (1) along the position limiting structure that base plate (1) moves laterally by one, also be provided with mechanical lock (7) on base plate (1), the shift fork (71) on mechanical lock (7) is connected with emergent slide plate (6) along the transmission mechanism that base plate (1) moves laterally by driving emergent slide plate (6).

2, the door bolt mechanism of drawer type strongbox according to claim 1, the transmission mechanism that it is characterized in that meeting an urgent need described drive slide plate (6) moves laterally along base plate (1) is linkage (8).

3, the door bolt mechanism of drawer type strongbox according to claim 2, it is characterized in that described linkage (8) includes first rocking bar (81) and second rocking bar (82), its rotating being connected on the base plate (1) in middle part of described first rocking bar (81), one end of first rocking bar (81) is rotatably connected on the emergent slide plate (6), the other end then is rotatably connected to an end of second rocking bar (82), and the other end of second rocking bar (82) is rotatably connected with shift fork (71) and is in the same place.

4, the door bolt mechanism of drawer type strongbox according to claim 1, it is characterized in that: make its position limiting structure that can only move laterally along base plate (1) of junction plate (31) be: it laterally has a bar shape trench hole (312) at least in junction plate (31) upper edge, have on base plate (1) and positioning stud (11) that bar shape trench hole (312) matches, it is that another side is spacing with nut at junction plate (31) that described positioning stud (11) passes bar shape trench hole (312) back.

5, the door bolt mechanism of drawer type strongbox according to claim 1, it is characterized in that: make its position limiting structure that can only move laterally along base plate (1) of emergent slide plate (6) be: it laterally has a bar shape trench hole (61) at least in emergent slide plate (6) upper edge, have on base plate (1) and positioning stud (12) that bar shape trench hole (61) matches, it is that another side usefulness nut is spacing at emergent slide plate (6) that described positioning stud (12) passes bar shape trench hole (61) back.

6, the door bolt mechanism of drawer type strongbox according to claim 1 is characterized in that described junction plate (31) forms flanging (313) at its afterbody, just opens on this flanging (313) for the slotted eye (311) that biasing post (51) inserts.

7, according to the door bolt mechanism of the described drawer type strongbox of arbitrary claim in the claim 1～5; it is characterized in that: on base plate (1), also be fixed with a guard shield (9); this guard shield (9) front end has upwardly extending sidewall (91), has the hole (911) that can supply keeper (3) activity to wear on sidewall (91).

8, the door bolt mechanism of drawer type strongbox according to claim 1 is characterized in that described locking bolt (3) has two.