CN2130882Y - Adjustable puzzle lock with contact alarm - Google Patents

Abstract

The utility model relates to a latch lock, a driving force arm is arranged at the end of a lock core, and the force arm and a driving force arm of a semi-circular gearwheel are connected as integration via inner code regulating screws. The driving force arm of the semi-circular gearwheel is marked with inner code graduation, three sets of alarm trigger mechanisms are positioned beside and in front of the semi-circular gearwheels, the allocated key is provided with a vernier controlled a screw rod and nuts, and the screw rod is marked with external code graduation. The utility model provides with an alarm trigger mechanism and is restricted by the code regulating opening direction, and the key can propel the lock core body to shift. So the semi-circular gearwheel and a lock pin straight rack can engaging move and open, and therefore, the utility model has strong antitheft and insurance performance and is suitable for high-safety and common locks.

Description

Adjustable puzzle lock with contact alarm

The utility model relates to a kind of pin tumbler lock, particularly has the door lock of alarm triggering device and Cipher safety.

Existing various antitheft, insurance lock uses traditional monolateral key tooth to unique direction structure of unblanking basically, so no doubt can play certain antitheft effect, can not be antitheft effect for master key.Even the lock of the cross clavis spoon structure of Chu Xianing can prevent the general-purpose key unlocking in recent years, but can't prevent that also user people in addition from holding the key of stealing, deceiving or duplicating lock is opened.

Order of the present utility model has the key of unblanking that provides a kind of user's of specializing in use.As long as the user does not reveal under the situation of its key cipher and the direction of unblanking, even holding the key of user's use, all other men also lock can't be opened, also refused the approach of unblanking simultaneously with master key.

The utility model is realized as follows:

Door lock divides two kinds of left open form and right open forms, key adopts double tooth, key middle part car is shaped on the vernier screw rod, this screw rod indicates outer password scale, and be furnished with the vernier adjusting nut that can change outer password scale, the weight that key inserts lock core determines with on the key the residing position of vernier adjusting nut, a semi-circle gear is set in the lock and has the semi-circle gear transmission arm of force, the semi-circle gear transmission arm of force is marked with interior password scale, and is corresponding with the outer password scale of key.The end of lock cylinder is provided with the lock core transmission arm of force, and this transmission arm of force is connected with the semi-circle gear transmission arm of force by interior password scale adjustment screw, and the lock pin spur rack that is complementary is equipped with in the place ahead of semi-circle gear.Reach the place ahead on the next door of semi-circle gear simultaneously three group alarm flip flop equipments are housed.

The specific implementation the purpose of this utility model is performed such.

Vernier adjusting nut rotation that at first will be on the key reaches a certain scale position on the outer password scale, and (adjusting of this outer password scale must be carried out outer password scale position in accordance with regulations, semi-circle gear reaches the corresponding position of engagement at the lock pin spur rack when handling with assurance), hold key promotion lock core body then and leave the origin-location, allow the semi-circle gear that is connected on the lock core transmission arm of force enter lock pin spur rack top, the formation semi-circle gear is in the corresponding position of engagement on the lock pin spur rack, revolve the biography key to clockwise (right open form) or counterclockwise (left open form) direction again, make semi-circle gear and lock pin spur rack carry out gear motion, the dead bolt of lock pin body breaks away from snap close thereupon.As not understanding the rule of unblanking, regulate the outer password scale and the interior password scale on the semi-circle gear transmission arm of force inconsistent (long or short) of key, perhaps in accordance with regulations opening direction is not unblanked, semi-circle gear and lock pin spur rack all can not be made gear motion and lock is opened, and the moving plate that semi-circle gear all can contact the alarm triggering device of one of them causes warning.So just can prevent that others from finding, duplicating or stealing the danger that next key is opened lock.

Below in conjunction with right open form accompanying drawing the utility model is described in detail:

Fig. 1 is the adjustable cipher lock construction figure of the utility model band alarm triggering device;

Fig. 2 is the A--A sectional view of Fig. 1;

Fig. 3 is the B--B sectional view of Fig. 1;

Fig. 4 is the C--C sectional view of Fig. 1;

Fig. 5 is the structure chart of key;

Fig. 6 is that Fig. 3 inserts the internal structure change situation schematic diagram after key promotes the lock core body displacement;

Fig. 7 is the internal structure change situation schematic diagram after Fig. 2 inserts key unlocking.

Component names among the figure: 1--lock housing lid; 2--cap screw; 3--lock housing body; The 4--dead bolt; The 5--axis of an orbit; 6--lock pin tooth bar platform; 7--lock pin spur rack; 8--lock gall lid; The 9--sunk screw; The 10--semi-circle gear; 11--I alarm triggering device; 12--I alarm triggering device trip bolt; 13--lock pin on ﹠ off switch; 14--I alarm triggering device moving plate; 15--I alarm triggering device stator; 16--I alarm triggering device protection screw; 17--II alarm triggering device moving plate; 18--II alarm triggering device; 19--axis of an orbit spring; The 20--cottor pin, 21--II alarm triggering device trip bolt; 22--warning triggering signal accessory power outlet; 23--warning triggering signal lead-in wire; The 24--lock gall; The 25--lock core transmission arm of force; The 26--lock core body; 27--lock core reduction accuracy; The 28--keyhole; 29--keyhole location limit point; The 30--half garden gear drive arm of force; Password adjustment screw in the 31--; 32--lock gall trip bolt; 33--lock core reverse spring; 34--lock pin body; 35--lock pin switch locating hole; 36 switch locator pins; 37--user uses installing hole; 38---the switch locator; 39---switch locator spring; 40--III alarm triggering device; 41--III alarm triggering device trip bolt; 42--III alarm triggering device moving plate; 43--III alarm triggering device protection screw; 44--III alarm triggering device stator; 45--switch locator bolt; 46--II alarm triggering device protection screw; 47--II alarm triggering device stator; Password scale in the 48--; 49--pellet shot from a slingshot and marble spring pilot hole; The 50--marble spring; The 51--pellet shot from a slingshot; 52--key positioner groove; 53--key positioner limit point; 54--vernier adjusting nut; 55--vernier adjusting screw(rod); The outer password scale of 56--; The 57--lock core is foramen primum also; 58--switch locator bolt pilot hole.

Find out that from Fig. 1-4 lock housing body ［ 3 ］ tightens up with cap screw ［ 2 ］ with lock housing lid ［ 1 ］; Lock pin body ［ 34 ］ comprising: dead bolt ［ 4 ］, lock pin spur rack platform ［ 6 ］, lock pin spur rack ［ 7 ］, lock pin switch strong ［ 13 ］ and lock pin switch locating hole ［ 35 ］. Lock pin body ［ 34 ］ is bearing on two axis of an orbit ［ 5 ］, and axis of an orbit ［ 5 ］ two ends are packed in the both sides of lock housing body ［ 3 ］, and is located by split pin ［ 20 ］, and is mobile to prevent about axis of an orbit ［ 5 ］; Axis of an orbit spring ［ 19 ］ is set in axis of an orbit ［ 5 ］, reverse spring as lock pin body ［ 34 ］, the effect that is located at the lock pin straight-tooth platform ［ 6 ］ on the lock pin body ［ 34 ］ is: when semi-circle gear ［ 10 ］ and lock pin spur rack ［ 7 ］ carry out gear motion, this platform just in time blocks semi-circle gear ［ 10 ］ and make normal gear motion in lock pin spur rack ［ 7 ］, and offsets the impact of lock core reverse spring ［ 33 ］ Hui Li. I alarm triggering device ［ 11 ］ is mounted on respectively the below, middle part of lock housing body ［ 3 ］ by I alarm triggering device trip bolt ［ 12 ］ and protection screw ［ 16 ］; II alarm triggering device ［ 18 ］ is positioned at the left section of housing ［ 3 ］, is packed on the lock housing body ［ 3 ］ by II alarm triggering device trip bolt ［ 21 ］ and protection screw ［ 46 ］; III alarm triggering device ［ 40 ］ is equally respectively by III alarm triggering device fastening screw Nail ［ 41 ］ and protection screw ［ 43 ］ are packed in the rear portion, upper right side of lock housing body ［ 3 ］; I alarm triggering device moving plate ［ 14 ］, stator ［ 15 ］ and II alarm triggering device moving plate ［ 17 ］, stator ［ 47 ］ are connected to respectively the both sides of warning triggering signal accessory power outlet ［ 22 ］ with warning triggering signal lead-in wire ［ 23 ］; III alarm triggering device stator ［ 44 ］ and moving plate ［ 42 ］ are equally with warning triggering signal lead-in wire ［ 23 ］ (not shown) that is connected with the both sides of warning triggering signal accessory power outlet ［ 22 ］; Lock gall ［ 24 ］ is packed in the top, center of lock housing lid ［ 1 ］ by lock gall trip bolt ［ 32 ］; Be equipped with lock core body ［ 26 ］ and lock core reverse spring ［ 33 ］ in the lock gall ［ 24 ］, lock gall ［ 24 ］ comprises also foramen primum ［ 57 ］ of pellet and marble spring pilot hole ［ 49 ］ and lock core. Lock core body ［ 26 ］ comprises the transmission arm of force ［ 25 ］, lock core reduction accuracy ［ 27 ］, keyhole ［ 28 ］, keyhole location limit point ［ 29 ］, pellet and marble spring pilot hole ［ 49 ］. The lock core transmission arm of force ［ 25 ］ is connected with the semi-circle gear transmission arm of force ［ 30 ］ by interior password scale adjustment screw ［ 31 ］, the semi-circle gear transmission arm of force ［ 30 ］ is marked with interior password scale ［ 48 ］, interior password scale ［ 48 ］ can be adjusted in use as required, as long as interior password adjustment screw ［ 31 ］ is unclamped, it is the removable semi-circle gear transmission arm of force ［ 30 ］, regulate required interior password and carve the position of ［ 48 ］, lock gall lid ［ 8 ］ is packed in lock gall ［ 24 top with sunk screw ［ 9 ］; The switch locator holds bolt ［ 45 ］ and is packed in by lock housing body ［ 3 ］ and is locked in cap ［ 1 ］ switch locator bolt pilot hole ［ 58 ］, switch locator ［ 38 ］ is sleeved on the switch locator bolt ［ 45 ］, and its position is in the rear portion, upper right side of lock housing body ［ 3 ］; Mobile in order to prevent switch locator ［ 38 ］, between switch locator ［ 38 ］ and lock housing body ［ 3 ］, be provided with switch retainer spring ［ 39 ］.

Provided the structure chart of the utility model key among Fig. 5, it and normal key difference That the key front has two row's teeth, there is the lower end of key positioner groove ［ 52 ］, locating slot ［ 52 ］ that key positioner limit point ［ 53 ］ is arranged in the middle of the tooth, so that key can cooperate better with pellet ［ 51 ］ after inserting lock, avoid descending on the key left and right sidesing shifting, guarantee to unblank to carry out smoothly. The vernier adjusting screw(rod) ［ 55 ］ of screw thread is arranged out between tooth and the shank of the key, and screw rod is marked with outer password scale ［ 56 ］, is sleeved on the vernier adjusting nut ［ 54 ］ on the vernier adjusting screw(rod) ［ 55 ］, can regulate back and forth the position of outer password scale ［ 56 ］.

Fig. 6 is that Fig. 3 B-B analyses and observe with Fig. 5 and implements to cooperate the variation view that provides when handling, its change procedure is performed such: when with the key insertion keyhole ［ 28 ］ of adjusted good outer password scale ［ 56 ］, marble spring ［ 50 ］ is compressed, stay the marble spring ［ 51 ］ in lock gall ［ 24 ］ and the lock core body ［ 26 ］, just in time form released state. As continuing key is inwardly advanced, until the M face of shifting key vernier adjusting nut ［ 54 ］ onto is with till the N face of lock gall ［ 24 ］ engages, at this moment under the effect of key thrust, lock core reverse spring ［ 33 ］ is compressed, lock core body ［ 26 ］ and the semi-circle gear ［ 10 ］ that is connected the lock core transmission arm of force ［ 25 ］ cause displacement, and the position of semi-circle gear ［ 10 ］ just is in the corresponding tooth position of engagement of lock pin spur rack ［ 7 ］ top.

Fig. 7 is that the manipulation of Fig. 2 A-A cutaway view changes schematic diagram, its change procedure is as described below: handle at the utility model Fig. 6 on the basis that changes view, when key is opened lock to clockwise K direction rotation again, semi-circle gear ［ 10 ］ is made gear motion with lock pin spur rack ［ 7 ］, in this process, owing under the effect of gear motion, make axis of an orbit spring ［ 19 ］ compressed, lock pin body ［ 34 ］ moves along the S direction, and dead bolt ［ 4 ］ breaks away from snap close thereupon simultaneously.

The embodiment that unblanks of right open form structure of the present utility model below is described:

When one, using a kind of time-delay batch (-type) alarm plug is inserted warning triggering signal accessory power outlet ［ 22 ］.

Two, the outer password scale of key is regulated program (with reference to Fig. 5):

Key vernier adjusting nut ［ 54 ］ rotation is transferred on the H line of outer password scale ［ 56 ］ the 12 lattice (from top to bottom along the 12 lattice of counting), this outer password scale ［ 56 ］ is the unlocking cipher of present embodiment, and its distance is a semi-circle gear ［ 10 ］ just in time and the spacing distance of the corresponding position of engagement of lock pin spur rack ［ 7 ］.

Three, the step (with reference to Fig. 6,7) of unblanking

Method routinely advances keyhole ［ 28 ］ with key, key positioner limit point ［ 53 ］ engages the point in T with keyhole location limit point ［ 29 ］, the key age of a draught animal is in the relative position of pellet shot from a slingshot and marble spring pilot hole ［ 49 ］, at this moment pellet shot from a slingshot ［ 51 ］ in the lock core body ［ 26 ］ and the pellet shot from a slingshot ［ 51 ］ in the lock gall ［ 24 ］ become released state, on this basis, continuation inwardly advances key, until the M face of shifting key vernier adjusting nut ［ 54 ］ onto with till the N face of lock gall ［ 24 ］ engages, this moment, lock core body ［ 26 ］ and semi-circle gear ［ 10 ］ caused displacement, lock core reverse spring ［ 33 ］ is compressed, then to about 130 ° of degree of clockwise arrow K direction screw key, semi-circle gear in this process ［ 10 ］ carries out gear motion with lock pin spur rack ［ 7 ］, axis of an orbit spring ［ 19 ］ passive compression, and drive lock pin body ［ 34 ］ shrinks along arrow S direction, make dead bolt ［ 4 ］ break away from snap close, form unlocking condition.

Four, reduction process (with reference to Fig. 6,7)

After unblanking, again to opposite (counterclockwise) direction reduction of unblanking originally.When to the about 120 ° of degree of the rightabout screw key of unblanking originally during the left and right sides, semi-circle gear ［ 10 ］ just breaks away from lock pin spur rack platform ［ 6 ］, and the O point (see figure 2) shown in going up with lock pin spur rack platform ［ 6 ］ just in time forms clutch point, at this moment lock pin body ［ 34 ］ reverts to original static shutting (as shown in Figure 1, 2) state under the effect of axis of an orbit spring ［ 19 ］ Hui Li.Same lock core body ［ 26 ］ reduces under the effect of lock core reverse spring ［ 33 ］ Hui Li, when lock core body ［ 26 ］ reduces, should hand key and suitably control its reduction rate, treat that lock core reduction accuracy ［ 27 ］ is reduced to lock core also behind the foramen primum ［ 57 ］, just can pull out key.So promptly finish the whole process of unblanking.

Five, the secrecy provision (with reference to Fig. 5) of the outer password scale of key

Unblank to finish, key vernier adjusting nut ［ 54 ］ is rotated to key root E point along vernier screw rod ［ 55 ］, or leave other a certain positions of unlocking cipher under order, make the outer password scale ［ 56 ］ of key inconsistent with the interior password scale in the lock core, can prevent that key is stolen, be replicated or lose and unblank, the user can play the privacy functions to the outer password scale ［ 56 ］ of key like this.As re-use and to readjust.

Above-mentioned is the direction of unblanking of the utility model embodiment, the control method of key cipher, the safeguard measure of opening the course of work and the outer password scale ［ 56 ］ of key.

The method of adjustment of password:

If adjustment password, interior password adjustment screw ［ 31 ］ can be unclamped, the semi-circle gear transmission arm of force ［ 30 ］ is up moved lattice, the vernier adjusting nut ［ 54 ］ of key will move lattice toward the direction of key tooth so, the lattice if the semi-circle gear transmission arm of force moves down, the vernier adjusting nut ［ 54 ］ of key will move lattice toward the opposite direction of tooth, and semi-circle gear when unblanking ［ 10 ］ and lock pin spur rack ［ 7 ］ are guaranteed on the position of engagement all the time.

The production process of the warning triggering signal of present embodiment: if the vernier adjusting nut ［ 54 ］ of key is transferred to the 12 lattice less than outer password scale ［ 56 ］ (counting from top to bottom) more than the H line, advance key unlocking, semi-circle gear this moment ［ 10 ］ does not reach the corresponding position of engagement with lock pin spur rack ［ 7 ］ at all, can not make gear motion, lock can't be opened, and no matter to the right or left unblank to screw key, as long as the key anglec of rotation exceeds 30 °-40 ° when spending, semi-circle gear ［ 10 ］ must contact I alarm triggering device moving plate ［ 14 ］ or II warning transmitting apparatus moving plate ［ 17 ］ and cause warning.On the contrary, vernier adjusting nut ［ 54 ］ on the key is transferred to the 12 lattice greater than outer password scale ［ 56 ］ (counting from top to bottom) below the H line, advance key unlocking, at this moment semi-circle gear ［ 10 ］ has exceeded the corresponding position of engagement with lock pin spur rack ［ 7 ］, do not have the condition of gear motion equally, needless to say screw key is unblanked this moment, and just contact III alarm triggering device moving plate ［ 42 ］ causes warning to semi-circle gear ［ 10 ］.

The use of switch locator ［ 38 ］ and function thereof are the same with the switch locator of common door lock, but its structure has difference, between switch locator ［ 38 ］ and lock housing body ［ 3 ］, be provided with switch locator spring ［ 39 ］, bolt ［ 45 ］ is arranged in the switch locator pin ［ 36 ］.As long as switch locator ［ 38 ］ sees Fig. 4 to W() direction moves on the F face (shown in Figure 1) of lock pin switch locating hole ［ 35 ］ or dead bolt ［ 4 ］, can make lock pin body ［ 34 ］ temporary transient maintenance unblank or shut state.As move switch locator ［ 38 ］ to the V direction, just form the static state that shuts among Fig. 1,2.

Advantage of the present utility model:

One, adopts double clavis spoon, can prevent that the human skeleton key from unblanking.

Two, be respectively equipped with interior password scale ［ 48 ］ and outer password scale ［ 56 ］ on the half figure gear drive arm of force ［ 30 ］ and the key vernier adjusting screw(rod) ［ 55 ］, and can at any time according to circumstances regulate the position that changes the interior password scale ［ 48 ］ of institute's target on the half garden gear drive arm of force ［ 30 ］. Its safety factor is big.

Three, in lock, be provided with I, II, III alarm triggering device, these alarm triggering devices are regulated with unblank direction and password scale close relationship, in unblank direction and unblanking by force when regulating the position of outer password scale ［ 56 ］ of appointment of violation, not only lock can't be opened, also can cause warning.

Claims (3)

1, a kind of adjustable close lock with alarm triggering device comprises lock housing, lock core, lock pin and supporting with it key, it is characterized in that:

(1) Suo inside is provided with the lock core transmission arm of force [25], semi-circle gear [10], the semi-circle gear transmission arm of force [30], lock pin body [34], three group alarm flip flop equipments, lock core reduction accuracy [28], lock pin switch locator [38], wherein the lock core transmission arm of force [25] is connected with the semi-circle gear transmission arm of force [30] by interior password scale adjustment screw [31], lock pin body [34] is installed in the front portion of semi-circle gear [10], three group alarm flip flop equipments are contained in next door and last the place ahead of semi-circle gear [10] respectively, lock core reduction accuracy [28] is located at the front end of keyhole, and lock pin switch locator [38] is contained in the upper right side of lock housing body [3];

(2) be double dental structure with locking supporting key, the centre of double tooth has key positioner groove [53], is vernier adjusting screw(rod) [55] between key tooth and the shank of the key, and outer password scale [36] is arranged above, and has vernier adjusting nut [54].

2, the adjustable close lock of band alarm triggering device according to claim 1, it is characterized in that lock pin body ［ 34 ］ comprises dead bolt ［ 4 ］, lock pin spur rack platform ［ 6 ］, lock pin spur rack ［ 7 ］, lock pin on ﹠ off switch ［ 13 ］ and lock pin switch locating hole ［ 35 ］, whole lock pin body ［ 34 ］ is by two axis of an orbit ［ 5 ］ supporting, and axis of an orbit ［ 5 ］ two ends are packed in the both sides of lock housing body ［ 3 ］.

3, the adjustable cipher lock of band newspaper flip flop equipment according to claim 1, it is characterized in that three group alarm flip flop equipments have moving plate ［ 14 ］, ［ 17 ］, ［ 42 ］ and stator ［ 15 ］, ［ 44 ］, ［ 47 ］, all link alarm signal accessory power outlet 22 with alarm signal lead-in wire 23.

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