CN2278044Y

CN2278044Y - Mechanical puzzle lock

Info

Publication number: CN2278044Y
Application number: CN 96206594
Authority: CN
Inventors: 梁永才
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-04-03
Filing date: 1996-04-03
Publication date: 1998-04-08
Anticipated expiration: 2006-04-03

Abstract

The utility model relates to a mechanical cipher lock which comprises a lock cylinder, a front and a back cipher canceling devices, a memorizer, a lock shaft, a lock core, a lock sheet and an operating lever, wherein, the outer layer of the lock core is provided with a pit slot hole, and an encoding key, a spring, a cylinder, a front and a back lock sheets, a middle lock sheet and a decoding key are arranged in the pit slot hole. The lock shaft is penetrated through the operating lever, the front cipher canceling device, the memorizer, the spring, the back cipher canceling device, a back cover plate and a pressing plate and is fixed by a screw nail, and then the lock shaft is sheathed in the lock core. Then, the lock cylinder is arranged on the lock shaft and a nut is screwed down, and at last, digital labels are glued on the front side of the lock cylinder and the end surface of the back cover plate. The utility model has the advantages of high durability, high stability, security, high confidential coefficient and low cost. The utility model is suitable for hotels, treasuries, strong boxes, anti-theft doors, etc.

Description

Mechanical code lock

The utility model belongs to mechanical lock, particularly a kind of mechanical code lock.

Existing commercially available electron type coded lock, the line construction complexity, cost height, fire prevention, waterproof, shockproof, the pick-proof performance is also undesirable, most importantly not having electricity or electronic component has burnt out and can not unblank, also have commercially available coded lock, figure place only limits to the 3-5 figure place, and secret coefficient is low, be difficult to be applied to confidential place, national treasury or safety cabinet.

It is a kind of durable that the purpose of this utility model is to provide, good stability, secret coefficient height, and cost is low, is suitable for the mechanical code lock of hotel, national treasury, safety cabinet and security door.

The utility model technical solution is such, and this lock includes lock tube, code remover, lock shaft, lock core, holder, locking plate, control stick.Feature is to have key to cooperate with the keyway of holder after the lock shaft front end has the step at shaft key groove, middle part, and there are step, ring washer groove in the back, and shaft end has step and keyway.Have keyway, spring eye on the preceding code remover.Have keyway on the holder.Back code remover rear end has screw.Have pin-and-hole, keyway and flange on the control stick.The center of control stick, preceding code remover, holder, back code remover has axis hole, and lock shaft passes control stick, preceding code remover, holder, spring, back code remover, back shroud, ring washer, pressing plate, passes sleeve with screw then and tightens with the screw of back code remover.Back shroud has the hole of corresponding key letter, preceding code remover is connected with lock shaft by key, the front and back locking plate has the hole and shoots son, spring, perforate in the middle of the lock core, skin has the hole groove and key letter is installed in middle boring, back locking plate, connect spring, middle locking plate, connect spring, preceding locking plate, back-moving spring, the decoding key, per pass hole groove bottom has three pellet shot from a slingshot holes and two keyways, put into key and holder, preceding code remover connects, lock tube front end has the hole that corresponding sign indicating number is separated key, the centre has and the outer hole through cooperating of preceding code remover, the step place has screw thread in front, and the rear end opens screw thread and locknut is tightened.Locking tube front, the corresponding button stickup of back shroud end face digital signage.

Below in conjunction with drawings and Examples to the utility model further instruction.

Fig. 1 is a cut-open view of final assembly of the present utility model.

Fig. 2 is a lock core sectional plan view of the present utility model.

Fig. 3 is a lock core left view of the present utility model.

Fig. 4 is front and back of the present utility model locking plate part sectional views.

Fig. 5 is a middle locking plate part drawing of the present utility model.

Fig. 6 is a preceding code remover part sectional view of the present utility model.

Fig. 7 is a holder part sectional view of the present utility model.

Fig. 8 is a back of the present utility model code remover part sectional view.

Fig. 9 is a lock shaft part half sectional view of the present utility model.

Figure 10 is a control stick part sectional view of the present utility model.

In Fig. 1 to Figure 10, handle (1), shaft lock (2), bearing pin (3), preceding code remover (4), control stick (5), decode key (6), back-moving spring (7), lock tube (8), pellet shot from a slingshot (9), spring (10), pellet shot from a slingshot (11) resets, preceding locking plate (12), connect spring (13), pellet shot from a slingshot (14), middle locking plate (15), connect spring (16), back locking plate (17), pellet shot from a slingshot (18) resets, pellet shot from a slingshot (19), spring (20), locknut (21), back shroud (22), coding key (23), sleeve (24), screw (25), pressing plate (26), shelves volumes (27), spring (28), back code remover (29), keyway (30), axle key (31), key (32), holder (33), spring (34), shaft key groove (35), key (36), lock core (37), keyway (38), pellet shot from a slingshot hole (39), hole groove (40), spring eye (41), keyway (42), screw (43), ring washer groove (44), keyway (45), control stick (45), pin-and-hole (46), keyway (47), flange (48).

The utility model advantage be durable, good stability, safe and reliable, secret coefficient height, Cost is low, is applied to hotel, national treasury, safety cabinet and antitheft door etc.

Operation principle of the present utility model is such, coding: press password key (23) and push away Moving locking plate (17) under the effect of spring (20), is pressed into pellet (19) in the marble hole (39), Stuck rear locking plate (17), locking plate (15) in the middle of under the effect of spring (16), promoting simultaneously, Again power is delivered to spring (13), according to spring performance, spring (16) and spring (13) are always Be in poised state, Δ S distance that rear locking plate (17) is gone, by two springs (13), (16) divide equally and respectively compressed Δ S/2, middle locking plate (15) is equally good in the middle of two springs The distance of Δ S/2, pellet (14) is pressed next by the compression of the inclined-plane of rear locking plate (17) like this Distance, pellet (14) just are fixed among the holder (33), just stuck of holder Arrived locked effect.

Decoding: one by decode key (6), locking plate (12) Compress Spring (13) before promoting, it Stroke just in time with when coding stroke equate, gone equally the distance of a Δ S, medium lock Sheet (15) has been got back to original position. Whole control system is in poised state.

Unblank: handle (1) rotates control stick (5), under the control of key (36), slide along keyway (35), promote holder (33) certain distance of going ahead of the rest, making the inclined-plane of holder (33) promote earlier pellet shot from a slingshot (14) promotes on pellet shot from a slingshot (11) inclined-plane that goes out to be subjected to preceding code remover (4) thereafter, two pellets shot from a slingshot all have been pulled on the plane, locking plate (15) has been blocked by pellet shot from a slingshot (14) in the middle of this moment, preceding locking plate (12) is then under the effect of pellet shot from a slingshot (11), pellet shot from a slingshot (9) is pushed in the pellet shot from a slingshot hole (39), under the effect of spring (13), forced back.When two pellets shot from a slingshot were brought to the plane, key (31) had also broken away from keyway (30) rotatable handles (1) this moment, absolves other retaining mechanisms by lock shaft (3) in addition.

Resetting of coding: at closing time, when reversing handle (1) and making key (31) get back to the position of keyway (30), preceding code remover (4) is got back to original position under the effect of control stick (5), and holder (33) is also got back to original position under the effect of spring (28).Pellet shot from a slingshot (9) be locked in originally pellet shot from a slingshot (11) in the pellet shot from a slingshot hole (39) push up flat, compress spring top reposition at spring (13,16), middle locking plate (15) crosses again to be depressed pellet shot from a slingshot (14) and is locked in the space of holder, and whole system is recovered the state of original coding fully.

During by error code, can reset as long as reverse handle (1).When needing to recode, reset, can arbitrarily encode as long as click pressing plate (26) coding key (23).

The utility model most preferred embodiment is such, with reference to shown in Figure 1, lock tube (8) is made with casting in bronze, form by machining, the front end of lock tube (8) has corresponding decode key (6) several holes, and there is the hole that cooperates with preceding code remover (4) centre, and the step place has screw thread in front, with other mechanism's assembling usefulness, the rear end has screw thread and locknut (21) is tightened.Lock core (37) is as Fig. 2, shown in Figure 3, cylinder iron or other materials cast, perforate in the middle of the lock core (37), skin has several hole grooves (40) and coding key (23) is installed in middle boring, back locking plate (17), connect spring (16), middle locking plate (15), connect spring (13), preceding locking plate (12), back-moving spring (7), decode key (6), groove (40) bottom surface, per pass hole has three pellet shot from a slingshot holes (39) pellet shot from a slingshot (11 that resets is installed, 14,18), two keyways (38) are put into key (32) connection holder (33), code remover (4) before key (36) connects, controlling it is in axial sliding.Front and back locking plate (12,17) as shown in Figure 4, type of image, the centre has hole (47) and shoots son (9,19) and spring (10,20), when needing coding or decoding, when locking plate (15) row arrives the pellet shot from a slingshot hole (38) of lock core, under the spring action that pellet shot from a slingshot has been compressed, pellet shot from a slingshot is depressed in the hole, played locked locking plate (12,17) spring (13 is partly passed in effect, boss, 16), when decoding, play the effect of storing spring (13), consider that simultaneously this lock is durable goods, service time, the function of long rear spring might fail, and at this moment boss just guarantees middle locking plate (15) is delivered to neutral gear position.Middle locking plate (15) as shown in Figure 5, rectangle iron plate of outer appearance, the centre has a garden arc breach, when neutral gear position, central indentation is in the centre, intrinsic energy is lived pellet shot from a slingshot (14), when holder was worked, intrinsic energy was lived the unnecessary part of pellet shot from a slingshot (14).Two beneath planes, under the effect of spring (16), locking plate (15) has moved forward a distance in the middle of promoting when pressing key letter (23), and the pellet shot from a slingshot hole of pellet shot from a slingshot (14) has just in time been blocked in the baseplane of locking plate, has played the effect of locked holder (33).When key (6) another bottom surface by locking plate (15) in the middle of staggering the time of decoding blocks pellet shot from a slingshot (14) too, play locked effect.Preceding code remover (4) as shown in Figure 6, the centre has a hole makes lock shaft (3) from its middle passing, the side has keyway (42), be drilled with spring eye (41) loading spring (34) right overhead, spring (34) plays the effect of precompressed, when neutral gear position, press fixed handle (1), what at first work is spring (34), promotion holder (33) breaks away from axle key (31) axle can be rotated under the effect of spring (34).When pressing the wrong button, holder under the effect of middle locking plate (15) (33) can not promote, and can only compress spring (34) preceding code remover (4) is moved forward, and eliminates error code, presses again again.Holder (33) as shown in Figure 7, the centre has axis hole, endoporus is provided with keyway (30) and cooperates with axle key (31), axle can not be rotated, when breaking away from keyway (30), axle could move by axle, and the outside is provided with keyway (30) and cooperates with the key (32) of lock core, establishes when closing the storage effect that the inclined-plane is being controlled the lifting of pellet shot from a slingshot (14), played coding.Back code remover (29) as shown in Figure 8, the centre has endoporus and the spring position that cooperates with lock shaft (3), and the lifting of pellet shot from a slingshot (18) is being controlled on the inclined-plane, and making afterwards, locking plate (17) can close dead and reset, be provided with screw right overhead, join together with screw (25) and rear fender (26) by sleeve (24).Back shroud (22) has the hole of corresponding coding key (23).The centre is provided with the hole that cooperates with the screw (43) of back code remover (29), and the center does not have and lock shaft (3) hole movingly.Lock shaft (3) as shown in Figure 9, front end is provided with fabrication hole and stays when assembling to use, and is provided with keyway (35) and cooperates with key (36).Intermediate step has needed only limit and has handled pole spring (5), only preceding code remover (4) is play a part to reset, play a part spacing to holder (33), the back of step is provided with key (31) and cooperates with holder keyway (30), the back is provided with step and ring washer groove (44), the time play the moving effect of restrictive axial string in work, be provided with step and keyway (45) at last and continue to employ the family and adorn other retaining mechanisms.Control stick (5) is shown in figure (10), the centre is provided with the endoporus that cooperates with axle, then face is provided with keyway (47), cotter way (46), cotter way (46) is connected by pin (2) with handle (1), key (36) connects with shaft key groove (35), and under the effect of key, control stick (5) can only axially move around with axle, only, could rotate by the time to the password of inside.Step right overhead cooperates with handle (1), middle step cooperates with preceding code remover (4), and the flange of back has three effects, and the one, be used as preceding code remover (4) back-moving spring, the 2nd, restriction control stick (5) can not outwards break away from, and the 3rd, promote holder (33) and move axially.On lock shaft (3), load onto earlier holder (33), back-moving spring (28), back code remover (29), back shroud (22), back-up ring (27), small sleeve (24), pressing plate (26) during installation then, join together with screw (25).Assembly on the lock shaft (3) is inserted in the endoporus of lock core (37), key (32) is fixed in the keyway (30), put into control stick (5), in the hole (41) of code remover (4) before top pressure spring (34) dress, key (36) is packed in the keyway (47) of control stick (5), is loaded onto service bolt well in the spindle nose hole with the pad pad, and preceding code remover of lock shaft (3) (4) and lock core (37) are fused.Then lock core (37) is packed into and lock in the tube (8), thereafter in order other part is loaded onto coding key (23), pellet shot from a slingshot (18), pellet shot from a slingshot (14), pellet shot from a slingshot (11), locking plate (17), pellet shot from a slingshot (19), spring (20), connects spring (16), middle locking plate (15), connected spring (13), preceding locking plate (12), back-moving spring (7), decode key (6), tighten with locknut (21) back, take the technology screw apart and load onto handle (1), mix pivot pin (2).Paste digital signage in lock tube (8) front and the corresponding button of back shroud (22) end face.

Claims

A kind of mechanical code lock, include the lock tube, code remover, lock shaft, lock core, holder, locking plate, control stick, it is characterized in that lock shaft (3) front end has shaft key groove (35), there is key (31) to cooperate behind the step with the keyway (30) of holder (33), there is step the back, ring washer groove (45), lock shaft (3) end has step, keyway (46), have keyway (42) on the preceding code remover (4), spring eye (41) shock mount (34), have keyway (30) on the holder (33), back code remover (29) rear end face has screw (43), have pin-and-hole (46) on the control stick (5), keyway (47) and flange (48), control stick (5), preceding code remover (4), holder (33), the center of back code remover (29) has axis hole, lock shaft (37) passes the preceding code remover of control stick (5) (4), holder (33), spring (28), back code remover (29), back shroud (22), ring washer (27), pressing plate (26), using screw (25) to pass sleeve (24) then tightens with the screw (44) of back code remover (29), back shroud (22) has the hole of corresponding coding key (23), preceding code remover (4) is connected with lock shaft (3) by key (36), front and back locking plate (12,17) have hole (47) and shoot son (9,19) and spring (10,12), perforate in the middle of the lock core (37), skin has hole groove (40) and key letter (23) is installed in middle boring, back locking plate (17), connect spring (16), middle locking plate (15), connect spring (13), preceding locking plate (12), back-moving spring (7), decode key (6), groove (40) bottom surface, per pass hole has three pellet shot from a slingshot holes (39) pellet shot from a slingshot (11 that resets is installed, 14,18), two keyways (38) are put into key (32) and are connected holder (33), code remover (4) before key (36) connects, lock tube (8) front end has the hole of corresponding decode key (6), the centre has the hole that cooperates with preceding code remover (4) external diameter, the step place has screw thread in front, the rear end opens screw thread and locknut (21) is tightened, in lock tube (8) front, the corresponding button of back shroud (22) end face is pasted digital signage.