CN2707924Y

CN2707924Y - Safe door sheet locking mechanism

Info

Publication number: CN2707924Y
Application number: CN 200420037492
Authority: CN
Inventors: 曹君
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-07-13
Filing date: 2004-07-13
Publication date: 2005-07-06
Anticipated expiration: 2014-07-13

Abstract

The utility model relates to a safe door panel locking mechanism, comprising a door case, a bottom board, a sliding board arranged on the bottom board and a bolt linked through the sliding board. The utility model is characterized in that the bottom board is provided with a slide groove with a bending angle. The bolt and the sliding board are connected through the driving device one end of which is movably connected with the sliding board, and the other end can slide along the locus of the slide groove in the slide groove and is movably connected with the inner end of the door bolt. The head end of the bolt inserted into the keyhole of the door case is a heterogenous bolt end.

Description

A kind of strongbox door-plate locking mechanism

Technical field

The utility model relates to a kind of lockset, specifically, relates to the door-plate locking mechanism that a kind of strongbox is used.

Background technology

Along with improving constantly of people's living standard, people have proposed more and more higher requirement to the anti-theft feature of strongbox.People are according to the characteristics of traditional bolt-type strongbox locking mechanism, various locking mechanisms have been developed, but improvement to locking mechanism especially dead bolt, basically still adopt the single bolt-type structure of shape, just to the number of latch and the improvement of lock mode, and to dead bolt or claim the shape of latch, structure does not have big improvement, this mainly is because if change the shape of latch, can bring a series of insoluble problems so thereupon, for example, how could the movement locus of transmission mechanism drive special-shaped latch and move according to the mode of expection? how to guarantee that transmission mechanism can move or the like along the circuit of needs, so resting on for a long time, adopts on the general cylindrical keeper technical level by strongbox, cause the theftproof performance of strongbox not ideal enough, some thief just catches this defective, utilize foreign matter to destroy the transmission mechanism of lock core or motor, thereby contract after stirring keeper, open the chamber door of strongbox, reach the theft purpose, so the door-plate locking mechanism of strongbox is to have bigger defective, need to do further to improve.

Summary of the invention

Main purpose of the present utility model is the defective at prior art, and a kind of strongbox door-plate locking mechanism more firm, that have special-shaped keeper is provided, and its theftproof performance is better, and mechanism is simply compact, makes easily and produces.

Another purpose of the present utility model provides a kind of keeper lock out action strongbox door-plate reliable, that can not depart from locking mechanism.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of strongbox door-plate locking mechanism, and it includes doorframe, base plate, the keeper that is installed in the slide plate on the base plate and links by slide plate; It is characterized in that described base plate is provided with the chute of band bent angle angle; Connect by transmission mechanism between keeper and the slide plate, an end and the slide plate of transmission mechanism flexibly connect, the other end of transmission mechanism can be in chute along the track slip of chute, and flexibly connect with the inner end of keeper; The keeper head end that keeper inserts doorframe keyhole part is special-shaped keeper head.

Can also be provided with guide strip on the described base plate, the guide strip perforate, keeper is set on the guide strip.

Described transmission mechanism employing axle is located at the driver plate on the base plate.

Described driver plate is the obtuse angle shape and has certain thickness plates, and the corner axle is located at the inside of base plate, and two ends have microscler groove I and groove II; The slide plate pin that is installed on the slide plate is through in the groove II; After trundle on the keeper tail end passes groove I, be through again in the chute of driver plate the inside.

Described chute is preferably the chute of right angle type.

Described chute preferably top is a level, and is parallel with keeper, and another side is the right angle type chute of vertical.

The shape of described keeper head end is oval-shaped; Or waist shape; Or even the different polygon of aspect ratio.

Strongbox door-plate locking mechanism can be connected with a plurality of transmission mechanisms and keeper on the slide plate, is preferably two, and symmetry is located at the upper and lower both sides of slide plate.

Above-mentioned strongbox door-plate locking mechanism, the tail end of its slide plate can be connected with the shifting fork device of lock core, perhaps the transmission device of motor.

Compared with prior art, advantage of the present utility model is:

1, owing on base plate, offered chute, makes transmission mechanism to move, can also overturn after the keeper reach is pinned thereby drive along the chute direction; Simultaneously because the keeper head end has adopted the different geometry of aspect ratio, so its head end can cross in the keeper hole that is stuck in doorframe, and keeper can not be drawn out; This locking strongbox locking mechanism more before more firmly, reliably, the technology that can avoid theft has effectively generally merely been destroyed lock core or motor mechanism, contracts after can't directly stirring keeper, the strongbox chamber door so also do not open is so safety is better.

2, this locking mechanism is owing to adopted gathering sill and guide strip, and therefore work is flexible, easy to use, is not easy to break down.

3, this locking mechanism is simple in structure, compact, produces and assemble all to be very easy to, and is fit to apply.

Description of drawings

Fig. 1 is the utility model embodiment keeper opening structural representation;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is the right view of Fig. 1;

Fig. 4 is the utility model embodiment keeper rectilinear motion status architecture schematic diagram;

Fig. 5 is the left view of Fig. 4;

Fig. 6 is the right view of Fig. 4;

Fig. 7 is the motion state schematic diagram after the break-in of the utility model embodiment keeper;

Fig. 8 is the left view of Fig. 7;

Fig. 9 is the right view of Fig. 7.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing, but the utility model is not limited in following embodiment.

Embodiment 1

As Fig. 1, Fig. 2 and shown in Figure 3, the locking mechanism of strongbox door-plate comprises slide plate 9, and slide plate is monosymmetric two transmission mechanisms, two keepers 1 and open two chutes 6 on base plate 19 about in the of 9.This locking mechanism is installed on the base plate 19, and base plate 19 is fixedly connected on the door-plate; Certainly, as required, also this locking mechanism can be directly installed on the door-plate; Locking mechanism of the present utility model, the mounting means and the installation site that are not subjected to locking mechanism limit.

The front end of slide plate 9 symmetry up and down has two microscler skateboards slots 13, is fixed with slide plate column I 14 on the position of the corresponding skateboards slot 13 of base plate, and slide plate column I 14 passes skateboards slot 13, and can slide in groove; Slide plate column I 14 preferably is riveted on the base plate, can certainly adopt the mode that is threaded to be fixed on the base plate; Preferably be added with pad 15 below the nut of slide plate column head end, so that connect firm more, stable.Slide plate column II 16 has also been riveted in the rear end of slide plate 9, and base plate has base tub 17 corresponding to the position of slide plate column II 16.

Slide plate 9 can make slide plate column I and slide plate column II horizontal slip in skateboards slot and base tub respectively, thereby slide plate 9 is slided along horizontal direction under the drive of external force.As for driving the external force that slide plate 9 slides, can be the lock core shift fork power of the rotation generation of key; Also can be that circuit closed logical after password was checked and approved, motor rotates the slide force that produces; Or the external force that produces of other mode of unblanking; The utility model locking mechanism is not subjected to the qualification of the actual mode of unblanking.

Transmission mechanism comprises driver plate 3 and trundle 7.

As shown in the figure, driver plate 3 is obtuse angle shapes and has certain thickness plates, and the centre is a rectangle, and the two ends head is semicircle; The corner axle is located on the base plate, can rotate along axle 18; The direction that is parallel to the limit on the both sides has the groove I 11 and the groove II 12 of waist shape; Driver plate 3 and base plate 19 are hinged by axle 18; Moving forward and backward of slide plate 9 can make pin 4 and groove 12 produce relative motion, rotates along axle 18 thereby drive a driver plate 3 that is located on the base plate.

Trundle 7 is located in the groove I 11 of driver plate 3, and the one end forms protrusion, by this protrusion trundle is located in the chute 6; Driver plate 3 is on chute 6; The other end of trundle is fixed on the keeper 1, and keeper 1 is installed in the outside of driver plate 3; Like this, 7 mobilizable the linking together of the trundle on driver plate 3, the keeper.

Described chute 6 is right angle types, and the top is a level, and is parallel with keeper, and another side is a vertical, and rotation angle position is an arc; The principle of offering of chute 6 is: keeper 1 inserts doorframe and calls in the keyhole behind the certain-length under the drive of trundle 7, can make keeper produce upset under the spacing motion of chute 6 and get final product; Under the guidance of this design philosophy, as long as the top of chute 6 is parallel with the direction in keeper hole, and the angle of chute is decided according to the shape and the flip angle of keeper termination; The chute angle is the right angle preferably, the best rounding off in chute corner.

The head end 8 of described keeper 1 is the cylinder of waist shape, also can be oval-shaped cylinder, so long as the different shape of aspect ratio gets final product, so that keeper 1 is fastened on doorframe and got final product in that its termination can be more firm after the rotation; Guide strip 5 is fixed on the base plate 19, perforate in the middle of the guide strip 5, keeper 1 passes this hole, and can move forward and backward in the hole, the main effect of guide strip 5 is to be used for the keeper that leads, when trundle 7 moved to the corner, the head of driver plate 3 was run into guide strip 5, and at this moment driver plate can not continue motion according to original track again, and under the restriction of chute 6, can only on the direction that is parallel to guide strip 5, move downward, turn to thereby drive trundle 7, and then keeper is also rotated along chute 6; The setting principle of guide strip 5 is to get final product with the another side of chute is parallel, and guide strip 5 is parallel with one side of chute 6 in the present embodiment.Also be provided with spacer pin 20 on the keeper 19, spacer pin 20 mainly is to be used for limiting the length that keeper 1 stretches out.

After locking mechanism installs, be fixed on the door-plate, the tail end of slide plate 9 connects the shift fork of lock core again, and strongbox is in opening, as shown in Figure 1, key, the shift fork power of generation make slide plate 9 along base tub 17 and skateboards slot 13 to front slide, driving driver plate 3 be center of circle rotation with axle 18, trundle 7 is moved forward along chute 6 top groove directions in chute 6, thereby promote the keeper reach, insert in the doorframe keyhole, on door lock; When the head end of driver plate 3 ran into guide strip 5, trundle 7 moved to chute 6 corners just, and keeper has been inserted into the depths of doorframe keyhole, no longer reach, as shown in Figure 2; Be rotated further key, trundle 7 is led under the effect down in the restriction of chute 6, driving trundle 7 turns in the corner of chute, another side along chute moves, and the fixedly connected with it keeper of drive that turns to of trundle overturns, because the keeper head is a waist shape, so after keeper is got in the doorframe, 90 degree rotations take place in keeper, the straight flange of keeper head end is crossed be stuck in the doorframe, and keeper can not be drawn out.

The counter-rotation key moves behind the slide plate 9, drives whole transmission mechanism along moving with above-mentioned opposite direction, locking mechanism will be opened.

This locking mechanism locking is firm more, reliable, if do not use key or correct password to decipher, is difficult to open; If set warning device again on strongbox, so, the robber promptly uses all one's skill and also is difficult to go smoothly.

Claims

1, a kind of strongbox door-plate locking mechanism, it includes doorframe, base plate (10), the keeper (1) that is installed in the slide plate (9) on the base plate and links by slide plate (9); It is characterized in that described base plate is provided with the chute (6) of band bent angle angle; Connect by transmission mechanism between keeper (1) and the slide plate (9), one end of transmission mechanism and slide plate (9) flexibly connect, the other end of transmission mechanism can be in chute (6) slides along the track of chute (6), and flexibly connects with the inner end of keeper (1); The keeper head end (8) that keeper (1) inserts doorframe keyhole part is special-shaped keeper head.

2, strongbox door-plate locking mechanism according to claim 1 is characterized in that also being provided with on the described base plate (10) guide strip (5), guide strip (5) perforate, and keeper (1) is set on the guide strip (5).

3, strongbox door-plate locking mechanism according to claim 1 is characterized in that described transmission mechanism is that axle is located at the driver plate (3) on the base plate.

4, strongbox door-plate locking mechanism according to claim 3, it is characterized in that described driver plate (3) be the obtuse angle shape and have certain thickness plates, the corner axle is located at the inside of base plate, and two ends have microscler groove I (11) and groove II (12); The slide plate pin (4) that is installed on the slide plate (9) is through in the groove II (12); After trundle on the keeper tail end (7) passes groove I (11), be through again in the chute (6) of driver plate (3) the inside.

5, strongbox door-plate locking mechanism according to claim 1 is characterized in that described chute (6) is the chute of right angle type.

6, strongbox door-plate locking mechanism according to claim 5 is characterized in that the top of described chute (6) is parallel with keeper, and another side is the right angle type chute of vertical, and rotation angle position has arc.

7, strongbox door-plate locking mechanism according to claim 1 is characterized in that described special-shaped its shape of keeper head is ellipse or waist shape or the different polygon of aspect ratio.

8, according to the described arbitrary strongbox door-plate locking mechanism of claim 1～7, it is characterized in that being connected with a plurality of transmission mechanisms and keeper on the described slide plate (9).

9, strongbox door-plate locking mechanism according to claim 8 is characterized in that the number of described transmission mechanism or keeper respectively is two, and symmetry is located at the upper and lower both sides of slide plate (9).

10, strongbox door-plate locking mechanism according to claim 9 is characterized in that the tail end of described slide plate (9) is connected with the shifting fork device of lock core or the transmission device of motor.