CN201190458Y

CN201190458Y - Mechanical cipher lock

Info

Publication number: CN201190458Y
Application number: CNU2008200470045U
Authority: CN
Inventors: 周希平
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-04-25
Filing date: 2008-04-25
Publication date: 2009-02-04
Anticipated expiration: 2018-04-25

Abstract

The utility model relates to a mechanical coded lock which comprises a bolt, a lock body and a lock core arranged in the lock body. The lock body is a jacket tube, one end of which is connected with one end of the bolt and the other end of which is provided with a slot, and the other end of the bolt can pass in and out of the slot. The end surface of the lock body is provided with a notch, and the lock core is composed of a lock shaft and at least a set of code matched set. The lock shaft passes across the code matched set, and the connecting end of the bolt and the lock body is provided with a groove. The code matched set comprises a code ring and a swiveling ring, and a convex is arranged on the lock shaft. A groove is breadthways arranged on the swiveling ring, and when the groove on the swiveling ring is opposite to the convex on the lock shaft, the lock core can make axial movement. When the lock shaft is uncoupled with the bolt, an unlocking state is formed. When the groove on the swiveling ring staggers with the convex on the lock shaft, the lock shaft and the bolt lock mutually to form a locking state. The utility model simple manufacture, convenient use, good security and high reliability, sets up codes through the simplest principle of machinery and controls the opening and the closing of the lock.

Description

Mechanical code lock

Technical field

The utility model relates to the coded lock field, the high mechanical code lock of particularly a kind of easy to use and reliable property.

Background technology

Lock is exactly a cylinder lock basically from being born certainly, just becomes increasingly complex, and essential principle is all the same, therefore causes easily being pried open.And modern lock, such as electronic lock, as long as malfunctioning once disclosing with electric billy.Some so-called high-tech locks such as some ic cards based on programming technique can not give a sense of security in fact.Stealing criminal activity now is quite rampant, has seriously influenced people's productive life.

And coded lock of the prior art, particularly revolving mechanical code lock because the diastema of the runner of lock core inside or spring leaf often can judge whether password aligns by feel or the sound that sends, reduces the reliability and the confidentiality of this class lock greatly.At these situations, some rotary coded locks can only pass through more accurate design and manufacturing, improve the accuracy of coded lock, but this has just increased manufacturing cost greatly, is difficult to be widely used in ordinary people family.

Summary of the invention

The purpose of this utility model provides a kind of easy to use, the reliability height, and make simply the mechanical code lock that cost is low.

The utility model is achieved through the following technical solutions:

A kind of mechanical code lock, include dead bolt, lock body and lock core, lock core is located in the lock body, forming folding between dead bolt and the lock core cooperates, it is characterized in that: described lock body is a sleeve pipe, one end of lock body and an end of dead bolt are coupling, the other end of lock body has slot, the other end of dead bolt can pass in and out slot, and lock core is by lock shaft and have at least one group of cipher suite to form, and lock shaft crosses in cipher suite, have groove on the dead bolt distolateral wall corresponding with slot, the relative notch that has on the tube wall of lock body with cipher suite, cipher suite comprises password circle and rotating ring, lock shaft is provided with projection, corresponding with it, be horizontally set with flutedly on rotating ring, when groove forwarded to the relative position of projection, projection can move in groove vertically, when groove forwards the position of departing from projection to, projection can not move axially, and projection and groove constitute the folding controlling organization of lock shaft and dead bolt, is engaged in the folding controlling organization and also is provided with toggle mechanism on lock shaft and the sleeve pipe.

Further improve and comprise:

Between described cipher suite, be provided with expansion controlling ring-shaped insert.

On the password circle of described cipher suite, be provided with number.

On the counterface of the rotating ring of described cipher suite and password circle, be provided with locating hole, be provided with alignment pin in the locating hole.

Described toggle mechanism comprises shifting part that is located on the lock shaft and the groove of stirring that is located on the lock body tube wall, and shifting part is connected by screw with lock shaft.

During use, press preset password assembling password circle and rotating ring, put lock shaft successively, be inserted in lock body again, screw in shifting part, lock has promptly been established password and installation.Stir the password circle, it is consistent with preset password to make each circle go up numeral, and the projection on its lock shaft is alignd with groove on the rotating ring, can pull shifting part at this moment, makes lock shaft axially traversing, and the groove with on the dead bolt of lock shaft separates, and reaches the purpose of unblanking.When needs shut, under unlocking condition, dead bolt is injected in the slot of lock body, move axially lock shaft again, lock shaft is injected in the groove of dead bolt, rotate the password circle afterwards arbitrarily, projection on the lock shaft and the groove on the rotating ring are staggered, just can reach and shut purpose.

Advantage: the utility model is made simple, and is easy to use, good confidentiality, and the reliability height is set up password by the simplest theory of mechanics, the switch of control lock.Password needs the prior hand assembled of user to revise, and must be to carry out at unlocking condition, thereby because it is by stirring the purpose that moves switch lock of the direct Control Shaft of password circle.With 6 groups of password two-way switchs is example, and probability is not knowing to unblank under the situation of password: 1/6 ⁸, the release probability is very little, so the higher confidentiality of tool.

Description of drawings

Accompanying drawing 1 is a configuration diagram of the present utility model;

Accompanying drawing 2 shuts the section of structure of state for the utility model;

Accompanying drawing 3 is the structure sectional view of the utility model unlocking condition;

Accompanying drawing 4 is the section of structure of the utility model cipher suite;

Accompanying drawing 5 is the structure partial sectional drawing of the utility model lock body;

Accompanying drawing 6 is the configuration diagram of the utility model lock shaft.

The specific embodiment

As accompanying

drawing

1,2,3,4,5,6, shown in, a kind of mechanical code lock includes dead bolt 1, lock body 2 and lock core, lock core is installed in the lock body, forms folding between dead bolt 1 and the lock core and cooperates.5 lock bodies 1 are a sleeve pipe, one end and the dead bolt 1 of lock body 2 are coupling, the other end of lock body 2 has slot 22, the other end of dead bolt 1 joins with lock body 2 mutual activities by the slot 22 of lock body 2, with the cipher suite 4 relative notches 21 that have, lock core is made up of lock shaft 3 and 6 groups of cipher suites 4 on the tube wall of lock body 2.Lock shaft 3 crosses in cipher suite 4, and dead bolt 1 has groove 11 with the end that lock body 2 joins.Cipher suite 4 includes password circle 42 and rotating ring 41.Lock shaft 3 is provided with projection 32, is horizontally set with flutedly 45 on the rotating ring 41, and projection 32 and groove 45 constitute the folding controlling organization of lock shafts 3 and dead bolt 1.When the projection 32 on the groove 45 on the rotating ring 41 and the lock shaft 3 was relative, lock shaft can move axially; When groove 45 forwards the position of departing from projection 32 to, projection 32 limited can not moving axially.For preventing that better one group of cipher suite of turn from can drive another group cipher suite rotation, therefore the influence operation is provided with expansion controlling ring-shaped insert 43 between cipher suite.For ease of operation, on password circle 42, be provided with number.For making things convenient for the user to change password, the rotating ring 41 of cipher suite 4 is provided with locating hole 46 with the counterface of password circle 42, is provided with alignment pin 44 in the locating hole 46, can reach the purpose of change password by adjusting locating hole 46.On the tube wall of lock body 2, have and stir groove 23, on lock shaft 3, be provided with shifting part 31, during switch lock, can stir laterally moving of lock shaft by it.Shifting part 31 is connected by the gong silk with lock shaft 3.

During use, press preset password assembling password circle 42 and rotating ring 41, put lock shaft 3 successively, be inserted in lock body 2 again, screw in shifting part 31, lock has promptly been established password and installation.Stir password circle 42, it is consistent with preset password to make each circle go up numeral, and the projection 32 on its lock shaft 3 is alignd with groove 45 on the rotating ring 41, can pull shifting part 31 this moment, make lock shaft 3 axially traversing, the groove 11 with on the dead bolt 1 of lock shaft 3 separates, and reaches the purpose of unblanking.As shown in Figure 2, when needs shut, under unlocking condition, dead bolt 1 is injected in the slot 22 of lock body 2, move axially lock shaft 3 again, lock shaft 3 is injected in the groove 11 of dead bolt 1, rotate password circle 42 afterwards arbitrarily, projection 32 on the lock shaft 3 is staggered with groove 45 on the rotating ring 41, just can reach and shut purpose.

Claims

1, a kind of mechanical code lock, include dead bolt (1), lock body (2) and lock core, lock core is located in the lock body (2), forming folding between dead bolt (1) and the lock core cooperates, it is characterized in that: described lock body (2) is a sleeve pipe, one end of one end of lock body (2) and dead bolt (1) is coupling, the other end of lock body (2) has slot (22), the other end of dead bolt can pass in and out slot, lock core is by lock shaft (3) and have at least one group of cipher suite (4) to form, lock shaft (3) crosses in cipher suite (4), have groove (11) on dead bolt (1) the distolateral wall corresponding with slot (22), the relative notch (21) that has on the tube wall of lock body (2) with cipher suite (4), cipher suite (4) comprises password circle (42) and rotating ring (41), lock shaft (3) is provided with projection (32), corresponding with it, on rotating ring (41), be horizontally set with fluted (45), projection (32) and groove (45) constitute the folding controlling organization of lock shaft (3) and dead bolt (1), are engaged on lock shaft (3) and the sleeve pipe with the folding controlling organization and also are provided with toggle mechanism.

2, mechanical code lock according to claim 1 is characterized in that: be provided with expansion controlling ring-shaped insert (43) between the described cipher suite (4).

3, mechanical code lock according to claim 1 is characterized in that: the password circle (42) of described cipher suite (4) is provided with number.

4, mechanical code lock according to claim 1 is characterized in that: the rotating ring (41) of described cipher suite (4) is provided with locating hole (46) with the counterface of password circle (42), is provided with alignment pin (44) in the locating hole (46).

5, mechanical code lock according to claim 1 is characterized in that: described toggle mechanism comprise the shifting part (31) that is located on the lock shaft (3) and be located on lock body (2) tube wall stir groove (23), shifting part (31) is connected by the gong silk with lock shaft (3).