CN100588813C - Cipher handle lock - Google Patents

Abstract

The invention relates to a code hand lock. There is a rotating wheel code lock at the lock pore position of cover plate out of flat lock box and there is a circular shift ring. In the shift ring, there are inner and outer circle isolating rings, circular middle ring and lock shaft in turn. In the code lock there are shift claw, circle pore, half pore and rolling ball matched with each circle ringso as to constrain the lock shaft in three steps. The constraint to code lock can be unlocked by three numbers to open the code hand lock. The lock in invention is code lock. Compared with the bulletlock, there is no lock pore and it is not easy to unlock the bullet lock by extending tools into the lock pore. It is also not easy to stop the lock pore by slipping objects into the lock pore so as to make the hand lock safer.

Description

Cipher handle lock

Technical field

The present invention relates to the coded lock of a kind of hand holding lock, particularly a kind of hand holding lock.

Background technology

Hand holding lock generally is the frequent access door that passes in and out of people that is used to be installed in building as door lock, and hand holding lock is used for civilian room door, interior door, office door etc. more and more owing to attractive in appearance, easy to use.Hand holding lock has flat lock box, flat lock box has lock body and dead bolt, flat lock box both sides have in the strip respectively, outer cover plate, in, in having respectively on the outer cover plate, outer handle and lockhole, the axial lock body opening is arranged in the lock body, be embedded with thumb wheel in the middle of the lock body, the thumb wheel excircle has radially pusher dog, pusher dog and dead bolt connect, thumb wheel has axial flat hole, and axial flat hole is installed with chain, and chain is flat that matches with the axial flat hole of thumb wheel, chain in lock body opening inwards, stretch out outward, chain inner end links to each other with manual knob, and chain outer end links to each other with tapered end, with manually or flat of key turns, thumb wheel is rotated, and then drive the flexible of dead bolt.In the prior art, tapered end is a cylinder lock.Cylinder lock has keyhole, will insert match key operated at keyhole during use, this hand holding lock causes and can't open the door or unsafe factor because lock body is that in a single day cylinder lock is lost, the keyhole of cylinder lock exposes in addition, inserts instrument at keyhole easily and is pried open.

Summary of the invention

The objective of the invention is in order to overcome above-mentioned deficiency, propose a kind of need not be key operated, be not easy to be pried open, a kind of cipher handle lock safe in utilization.

The present invention is achieved using the following method.

Cipher handle lock has flat lock box, lock body and dead bolt are arranged in the flat lock box, both sides, flat lock box innner and outer have strip innner and outer cover plate respectively, innner and outer handle and round keyhole are arranged respectively on the cover plate of innner and outer, the axial lock body opening is arranged in the lock body, be embedded with thumb wheel in the middle of the lock body, the thumb wheel excircle has radially pusher dog, and pusher dog and dead bolt connect, and thumb wheel has axial flat hole, axial flat hole is installed with chain, chain is flat that matches with the axial flat hole of thumb wheel, and chain is stretched out to the innner and outer in lock body opening, and chain inner end links to each other with manual knob, there is gear chain outer end

The lockhole place of outer cover plate lateral surface and lockhole are concentric is evenly distributed in 18 sphere pits,

The lateral surface of lockhole is connected with rotary-type coded lock,

Coded lock has the annular ring, have in the annular successively in the ring, outer shading ring, ring and lock shaft in the annular, ring, in, outer shading ring, the axis of middle ring and lock shaft is on same straight line, lockhole on this axis and the cover plate is perpendicular, be evenly equipped with three axial circular holes on the circumference of ring inner end, place, the center of circle diameter of a circle of three circular orifices equates with the circle diameter at 18 sphere pits place, above-mentioned outer cover plate lateral surface lockhole place, helical spring is arranged in the circular hole, circular orifices has ball, the ring inner periphery have diameter different outside, in, in three sections, in three sections of the ring inner peripherys, the diameter minimum in stage casing, section has radially pusher dog near stage casing one side in the ring inner periphery, and there is the semicircle pit inner end in ring inner periphery stage casing, the axis of this semicircle pit is on the inner periphery in stage casing

In the ring there be in the annular section, outer shading ring, the excircle of outer shading ring has radially pusher dog of semi-circumference, the inner periphery of outer shading ring have diameter different in, outer two sections, the diameter of outer section is bigger, the diameter of the outer section of outer shading ring inner periphery is identical with the diameter in ring inner periphery stage casing, there is the semicircle pit outer end of the outer section of outer shading ring inner periphery, the axis of this semicircle pit is on the inner periphery of lining section, on the circumference of outer shading ring inner end axial pusher dog is arranged, in equal diameters in diameter and the outer shading ring inner periphery of shading ring inner periphery section, in axial pusher dog is arranged on the circumference of shading ring outer end, on the shading ring inner peripheral surface of lining the sphere pit is arranged

Ring and in, have in the annular in the outer shading ring and encircle, in the ring excircle have that diameter successively decreases successively outside, at home and abroad, in in, in four sections, the outer section of middle ring excircle is in outer section of ring inner periphery, the diameter of the outer section of middle ring excircle matches with outer section diameter of ring inner periphery, the diameter of middle ring excircle China and foreign countries section matches with the diameter of section outside the stage casing diameter of ring inner periphery and the outer shading ring inner periphery, in in the ring excircle in diameter in diameter and the outer shading ring inner periphery of section section and the diameter of interior shading ring inner periphery match, in the ring circumference China and foreign countries' section and in section diametric circular-shaped through-hole arranged respectively, in this through hole ball is arranged, the diameter of section matches with the diameter of outer cover plate lateral surface lockhole in the middle ring excircle

In the middle ring lock shaft is arranged, lock shaft have that diameter successively decreases successively outside, in, in three sections, there is knob the outer end of lock shaft, the diameter of the outer section of lock shaft is identical with the diameter of the outer section of middle ring excircle, the outer section of lock shaft and the outer section of middle ring excircle are in outer section of ring inner periphery, the diameter in lock shaft stage casing matches with the diameter of middle ring inner periphery, the lock shaft stage casing have with China and foreign countries' section of middle ring circumference and in the sphere pit that matches of the axially extending bore of section, there is axial circular hole the lock shaft inner end, the gear of above-mentioned chain outer end is inserted in the axial circular hole, the axis of this axial circular hole and the axis of lock shaft are on same straight line, axially in the aperture of circular hole the ring gear that matches with the gear of above-mentioned chain outer end is arranged, there is locating slot the inboard in lock shaft excircle stage casing, and centring ring is arranged in the locating slot

Locate in the round keyhole that is connected on the outer cover plate middle ring inner end, the ball of three axial circular orifices on the circumference of ring inner end because of the elastic force of spring be tight against the outer cover plate lateral surface with the concentric circumference of round keyhole in the uniform sphere pit, the radially pusher dog of section inner periphery and the semicircle pit place angle of circumference of inner end, stage casing are the integral multiples of adjacent pit place angle of circumference on the outer cover plate in the above-mentioned ring inner periphery, the radially pusher dog of above-mentioned outer shading ring inner end is the integral multiple of adjacent pit place angle of circumference on the outer cover plate with the semicircle pit place angle of circumference of the outer section of outer shading ring inner periphery outer end

The sphere pit place angle of circumference of the axial pusher dog of shading ring inner end and lining shading ring circumference is the integral multiple of adjacent pit place angle of circumference on the outer cover plate in above-mentioned,

The diameter of above-mentioned ball is 3 millimeters, the diameter of sphere pit on the diameter of the outer end semicircle pit of the diameter of three uniform axial circular holes on the circumference of above-mentioned ring inner end, the outer section of outer shading ring inner periphery, the lining shading ring inner peripheral surface, middle ring circumference China and foreign countries section and in the diameter, the diameter of lock shaft stage casing sphere pit of section radial direction through hole, be 3 millimeters sizes that match of diameter with ball.

The present invention is when locking state, the ring gear that is inserted in the chain axial circular hole of outer end gear and the lock shaft inner end aperture in the axial circular hole in lock shaft inner end has end play, be not in engagement, in ring circumference China and foreign countries section and in in the radial direction through hole of section ball because of ring inner periphery stage casing, the outer section of outer shading ring inner periphery and in the effect of shading ring inner periphery arrive in the sphere pit in lock shaft stage casing, lock shaft can not be moved because of the constraint that is subjected to two balls tightly to be against the sphere pit of lock shaft.

When unblanking, clockwise rotate ring earlier, the semi-circumference of stirring outer shading ring excircle with the radially pusher dog of section in the ring inner periphery is pusher dog radially, allow outer shading ring rotate, in shading ring turned in axial pusher dog in axial pusher dog on the circumference of outer shading ring inner end is stirred on the circumference of shading ring outer end made in the sphere pit of shading ring inner periphery and the middle ring circumference in the radial direction through hole of section relative, rotate counterclockwise ring then, the semi-circumference of stirring outer shading ring excircle with the radially pusher dog of section in the ring inner periphery is pusher dog radially, make the axially extending bore of semicircle nest that outer shading ring turns to the outer section of outer shading ring inner periphery outer end and middle ring circumference China and foreign countries section relative, clockwise rotate ring again, make the semicircle pit of inner end, ring inner periphery stage casing relative with the radial direction through hole of middle ring circumference China and foreign countries section, ball loses the power that is tight against, lock shaft loses constraint can be axial, radially movable, lock shaft is outwards pulled out vertically, make the ring gear in the chain axial circular hole of outer end gear and the lock shaft inner end aperture that is inserted in the axial circular hole in lock shaft inner end be in engagement, rotate the knob of lock shaft, driving thumb wheel by chain rotates, the radially pusher dog of thumb wheel excircle, stir the dead bolt indentation, can open door.

During lock, in the position that lock shaft is outwards pulled out, push lock shaft inwards, make the gear ring in the chain axial circular hole of outer end gear and the lock shaft inner end aperture that is inserted in the axial circular hole in lock shaft inner end disconnect engagement, stirring ring arbitrarily rotates, allow ring circumference China and foreign countries section and in ball in the axially extending bore of section again because of ring inner periphery stage casing, the effect of outer section of outer shading ring inner periphery and lining shading ring inner periphery arrives in the sphere pit in lock shaft stage casing, lock shaft can not be moved because of the constraint that is subjected to two balls tightly to be against the sphere pit of lock shaft again, and then the present invention is in the state of locking again.

Tapered end of the present invention is a coded lock, compares with cylinder lock, does not have lockhole, and difficult from the lockhole instrument that puts in cylinder lock being dialled by the people pried open, and also is difficult for being filled in foreign matter by the people from lockhole and stops up lockhole, makes the security performance of hand holding lock good.

Below in conjunction with accompanying drawing, the present invention is further described.

Description of drawings

Fig. 1 is that the master of cipher handle lock looks schematic diagram;

Fig. 2 is that schematic diagram is looked on the right side of Fig. 1;

Fig. 3 is that schematic diagram is looked on the right side of outer cover plate part;

Fig. 4 is the fractionation schematic diagram of cipher handle lock;

Fig. 5 is that schematic diagram is looked on the left side of ring;

Fig. 6 be in the left side of shading ring look schematic diagram;

Fig. 7 is that schematic diagram is looked on the right side of outer shading ring;

Fig. 8 is that schematic diagram is looked on the left side of middle ring;

Fig. 9 is that schematic diagram is looked on the left side of lock shaft;

Figure 10 be chain the right side look schematic diagram;

Figure 11 is the schematic side view of thumb wheel;

Figure 12 is the schematic side view of lock body;

Figure 13 is that the master of cipher handle lock when locking looks cross-sectional schematic;

Figure 14 is that the master of cipher handle lock can open the time looks cross-sectional schematic.

The specific embodiment

Among Fig. 1～Figure 13, cipher handle lock has flat lock box 1, lock body 2 and dead bolt 3 are arranged in the flat lock box, in the flat lock box, outer both sides have in the strip respectively, outer cover plate 4,5, in, in having respectively on the outer cover plate, outer handle 6, with round keyhole 7, axial lock body opening 8 is arranged in the lock body, be embedded with thumb wheel 9 in the middle of the lock body, the thumb wheel excircle has radially pusher dog 10, pusher dog and dead bolt connect, thumb wheel has axial flat hole 11, and axial flat hole is installed with chain 12, and chain is flat that matches with the axial flat hole of thumb wheel, chain in lock body opening inwards, stretch out outward, chain inner end links to each other with manual knob 13, and there is gear 14 chain outer end

The lockhole place of outer cover plate lateral surface and lockhole are concentric is evenly distributed in 18 sphere pits 15,

The lateral surface of lockhole is connected with rotary-type coded lock 16,

Coded lock has annular ring 17, and ring 20 and lock shaft 21 in annular innner and outer shading ring 18,19, the annular are arranged in the ring successively, and the axis of ring, innner and outer shading ring, middle ring and lock shaft is on same straight line, and the lockhole on this axis and the cover plate is perpendicular,

Be evenly equipped with three axial circular holes 22 on the circumference of ring inner end, place, the center of circle diameter of a circle of three circular orifices equates with the circle diameter at 18 sphere pits place, above-mentioned outer cover plate lateral surface lockhole place, helical spring 23 is arranged in the circular hole, circular orifices has ball 24, the ring inner periphery have diameter different outside, in, in three section 25,26,27, in three sections of the ring inner peripherys, the diameter minimum in stage casing, section has radially pusher dog 28 near stage casing one side in the ring inner periphery, there is semicircle pit 29 inner end in ring inner periphery stage casing, the axis of this semicircle pit is on the inner periphery in stage casing

In the ring there be in the annular section, outer shading ring, the excircle of outer shading ring has the radially pusher dog 30 of semi-circumference, the inner periphery of outer shading ring have diameter different in, outer two section 31,32, the diameter of outer section is bigger, the diameter of the outer section of outer shading ring inner periphery is identical with the diameter in ring inner periphery stage casing, there is semicircle pit 33 outer end of the outer section of outer shading ring inner periphery, the axis of this semicircle pit is on the inner periphery of lining section, axial pusher dog 34 is arranged on the circumference of outer shading ring inner end, in equal diameters in diameter and the outer shading ring inner periphery of shading ring inner periphery section, in axial pusher dog 35 is arranged on the circumference of shading ring outer end, on the shading ring inner peripheral surface of lining sphere pit 36 is arranged

Ring and in, have in the annular in the outer shading ring and encircle, in the ring excircle have that diameter successively decreases successively outside, at home and abroad, in in, in four section 37,38,39,40, the outer section of middle ring excircle is in outer section of ring inner periphery, the diameter of the outer section of middle ring excircle matches with outer section diameter of ring inner periphery, the diameter of middle ring excircle China and foreign countries section matches with the diameter of section outside the stage casing diameter of ring inner periphery and the outer shading ring inner periphery, in in the ring excircle in diameter in diameter and the outer shading ring inner periphery of section section and the diameter of interior shading ring inner periphery match, in the ring circumference China and foreign countries' section and in section axially extending bore 41 arranged respectively, 42, ball 43 is arranged in this through hole, the diameter of section matches with the diameter of outer cover plate lateral surface lockhole in the middle ring excircle

In the middle ring lock shaft is arranged, lock shaft have that diameter successively decreases successively outside, in, in three section 44,45,46, there is knob 47 outer end of lock shaft, the diameter of the outer section of lock shaft is identical with the diameter of the outer section of middle ring excircle, the outer section of lock shaft and the outer section of middle ring excircle are in outer section of ring inner periphery, the diameter in lock shaft stage casing matches with the diameter of middle ring inner periphery, the lock shaft stage casing have with China and foreign countries' section of middle ring circumference and in the sphere pit 48 that matches of the axially extending bore of section, there is axial circular hole 49 the lock shaft inner end, the gear of above-mentioned chain outer end is inserted in the axial circular hole, the axis of this axial circular hole and the axis of lock shaft are on same straight line, axially in the aperture of circular hole the ring gear 50 that matches with the gear of above-mentioned chain outer end is arranged, there is locating slot 51 inboard in lock shaft excircle stage casing, and centring ring 52 is arranged in the locating slot

Locate in the round keyhole that is connected on the outer cover plate middle ring inner end, the ball of three axial circular orifices on the circumference of ring inner end because of the elastic force of spring be tight against the outer cover plate lateral surface with the concentric circumference of round keyhole in the uniform sphere pit, the radially pusher dog of section inner periphery and the semicircle pit place angle of circumference of inner end, stage casing are the integral multiples of adjacent pit place angle of circumference on the outer cover plate in the above-mentioned ring inner periphery, the radially pusher dog of above-mentioned outer shading ring inner end is the integral multiple of adjacent pit place angle of circumference on the outer cover plate with the semicircle pit place angle of circumference of the outer section of outer shading ring inner periphery outer end

The sphere pit place angle of circumference of the axial pusher dog of shading ring inner end and lining shading ring circumference is the integral multiple of adjacent pit place angle of circumference on the outer cover plate in above-mentioned,

The diameter of above-mentioned ball is 3 millimeters, the diameter of sphere pit on the diameter of the outer end semicircle pit of the diameter of three uniform axial circular holes on the circumference of above-mentioned ring inner end, the outer section of outer shading ring inner periphery, the lining shading ring inner peripheral surface, middle ring circumference China and foreign countries section and in the diameter, the diameter of lock shaft stage casing sphere pit of section axially extending bore, be 3 millimeters sizes that match of diameter with ball.

Among Figure 14, when cipher handle lock is opened, lock shaft can be axially movable because of losing constraint, and lock shaft can outwards be pulled out vertically, makes the ring gear in the chain axial circular hole of outer end gear and the lock shaft inner end aperture that is inserted in the axial circular hole in lock shaft inner end be in engagement 53.

Claims (1)

1. cipher handle lock, flat lock box is arranged, lock body and dead bolt are arranged in the flat lock box, in the flat lock box, outer both sides have in the strip respectively, outer cover plate, in, in having respectively on the outer cover plate, outer handle and round keyhole, the axial lock body opening is arranged in the lock body, be embedded with thumb wheel in the middle of the lock body, the thumb wheel excircle has radially pusher dog, and described radially pusher dog and dead bolt connect, thumb wheel has axial flat hole, axial flat hole is installed with chain, and described chain is flat that matches with the axial flat hole of thumb wheel, chain in lock body opening inwards, stretch out outward, chain inner end links to each other with manual knob, it is characterized in that:

There is gear chain outer end,

The lockhole place of outer cover plate lateral surface and lockhole are concentric is evenly distributed in 18 sphere pits,

The lateral surface of lockhole is connected with rotary-type coded lock,

Described coded lock has the annular ring, and ring and lock shaft in annular innner and outer shading ring, the annular are arranged in the described ring successively, and the axis of ring, about shading ring, middle ring and lock shaft is on same straight line, and the lockhole on this axis and the cover plate is perpendicular,

Be evenly equipped with three axial circular holes on the circumference of ring inner end, place, the center of circle diameter of a circle of three circular orifices equates with the circle diameter at 18 sphere pits place, above-mentioned outer cover plate lateral surface lockhole place, in the described circular hole helical spring is arranged, described circular orifices has ball, the ring inner periphery have diameter different outside, in, in three sections, in three sections of the ring inner peripherys, the diameter minimum in stage casing, section has first pusher dog radially near stage casing one side in the ring inner periphery, there is the semicircle pit inner end in ring inner periphery stage casing, the axis of this semicircle pit is on the inner periphery in stage casing

Section has described annular innner and outer shading ring in the ring, and the excircle of outer shading ring has radially pusher dog of semi-circumference second,

The inner periphery of outer shading ring has two sections of the different innner and outers of diameter; Outer section diameter is bigger; The diameter of the outer section of outer shading ring inner periphery is identical with the diameter in ring inner periphery stage casing; There is the semicircle pit outer end of the outer section of outer shading ring inner periphery; The axis of this semicircle pit is on inner section inner periphery; The first axial pusher dog is arranged on the circumference of outer shading ring inner end; In the equal diameters of section in the diameter of shading ring inner periphery and the outer shading ring inner periphery; In the second axial pusher dog is arranged on the circumference of shading ring outer end; In the sphere pit is arranged on the shading ring inner peripheral surface

Ring and in, have in the annular in the outer shading ring and encircle, outside the ring excircle has that diameter successively decreases successively in described, at home and abroad, in in, in four sections, the outer section of middle ring excircle is in outer section of ring inner periphery, the diameter of the outer section of middle ring excircle matches with outer section diameter of ring inner periphery, the diameter of middle ring excircle China and foreign countries section matches with the diameter of section outside the stage casing diameter of ring inner periphery and the outer shading ring inner periphery, in in the ring excircle in diameter in diameter and the outer shading ring inner periphery of section section and the diameter of interior shading ring inner periphery match, in the ring circumference China and foreign countries' section and in section diametric circular-shaped through-hole arranged respectively, in this through hole ball is arranged, the diameter of section matches with the diameter of outer cover plate lateral surface lockhole in the middle ring excircle, in the middle ring lock shaft is arranged, described lock shaft have that diameter successively decreases successively outside, in, in three sections, there is knob the outer end of lock shaft, the diameter of the outer section of lock shaft is identical with the diameter of the outer section of middle ring excircle, the outer section of lock shaft and the outer section of middle ring excircle are in outer section of ring inner periphery, the diameter in lock shaft stage casing matches with the diameter of middle ring inner periphery, the lock shaft stage casing have with China and foreign countries' section of middle ring circumference and in the sphere pit that matches of the axially extending bore of section, there is axial circular hole the lock shaft inner end, the gear of above-mentioned chain outer end is inserted in the axial circular hole, the axis of this axial circular hole and the axis of lock shaft are on same straight line, axially in the aperture of circular hole the ring gear that matches with the gear of above-mentioned chain outer end is arranged, there is locating slot the inboard in lock shaft excircle stage casing, in the described locating slot centring ring is arranged

Locate in the round keyhole that is connected on the outer cover plate middle ring inner end, the ball of three axial circular orifices on the circumference of ring inner end because of the elastic force of spring be tight against the outer cover plate lateral surface with the concentric circumference of round keyhole in the uniform sphere pit, in the above-mentioned ring inner periphery first of the section inner periphery radially the semicircle pit place angle of circumference of pusher dog and inner end, stage casing be the integral multiple of adjacent pit place angle of circumference on the outer cover plate, the first axial pusher dog on the circumference of above-mentioned outer shading ring inner end is the integral multiple of adjacent pit place angle of circumference on the outer cover plate with the semicircle pit place angle of circumference of the outer section of outer shading ring inner periphery outer end

The sphere pit place angle of circumference of axial pusher dog of second in above-mentioned on the circumference of shading ring outer end and lining shading ring circumference is the integral multiple of adjacent pit place angle of circumference on the outer cover plate,

The diameter of above-mentioned ball is 3 millimeters, the diameter of sphere pit on the diameter of the outer end semicircle pit of the diameter of three uniform axial circular holes on the circumference of above-mentioned ring inner end, the outer section of outer shading ring inner periphery, the lining shading ring inner peripheral surface, middle ring circumference China and foreign countries section and in the diameter, the diameter of lock shaft stage casing sphere pit of section axially extending bore, be 3 millimeters sizes that match of diameter with ball.

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