CN107503568B

CN107503568B - Intelligent anti-theft mechanical lock

Info

Publication number: CN107503568B
Application number: CN201710999046.2A
Authority: CN
Inventors: 原婧; 朱乔慧; 刘慰; 练泽超; 孟金顺; 原予林
Original assignee: Taiyuan Jingyue Security Technology Co ltd
Current assignee: Taiyuan Jingyue Security Technology Co ltd
Priority date: 2017-10-24
Filing date: 2017-10-24
Publication date: 2023-03-24
Anticipated expiration: 2037-10-24
Also published as: CN107503568A

Abstract

The invention relates to an intelligent anti-theft mechanical lock, which belongs to the technical field of anti-theft locks and provides an intelligent anti-theft mechanical lock which is safe, reliable and more convenient to operate, and can be unlocked only by selecting a door opening handle after a key is inserted; the lock core is inserted into the lock core, the key is matched with the position of the lock core push rod to control the movement distance of the lock core push rod, then the handle is opened by rotating, the lock core push rod pushes the stop pin, and therefore the purpose of unlocking is achieved.

Description

Intelligent anti-theft mechanical lock

Technical Field

The invention relates to an intelligent anti-theft mechanical lock, and belongs to the technical field of anti-theft locks.

Background

The existing mechanical lock has been widely used for various safety boxes, security doors, outdoor communication facilities and the like, with the wide application of locks, various unlocking tools or universal keys are also available, but the mechanical lock needs to unlock by holding a key with a hand, put the key into a lock hole, rotate the key with the hand, and rotate a lock cylinder to unlock the lock, so that various unlocking tools are available in the market soon. Even sophisticated combination locks are opened by sophisticated locksmiths with the aid of other associated equipment. Whether can successfully unblank moreover often depends on whether the key can rotate, if carry out the violent rotation, even if the key does not match, probably open the lock, the tool to lock of unblanking through the rotation simultaneously, it is inconvenient to operate, and is not suitable for old man and child and unblanks.

Disclosure of Invention

In order to solve the technical problems in the prior art, the invention provides the intelligent anti-theft mechanical lock which is safe and reliable, is more convenient to operate and can be unlocked only by selecting the door opening handle after a key is inserted.

In order to achieve the purpose, the technical scheme adopted by the invention is that the intelligent anti-theft mechanical lock comprises a lock cylinder and a lock body, wherein the lock cylinder and the lock body are connected through a connecting square sleeve, and a rotating square shaft is installed in the connecting square sleeve; the lock core mainly comprises a lock core fixing plate, a lock core protecting cover, a lock core push rod, a push rod guide body, a lock core rotating body and a push rod pull rod, wherein the push rod guide body is fixed on the lock core fixing plate, a plurality of lock core push rods are installed in the push rod guide body, a key hole is formed in the push rod guide body, a key groove matched with a key is formed in the lock core push rod, the push rod pull rod is slidably installed in the push rod guide body, a cam shifting fork is further rotatably installed on the lock core fixing plate, one end of the cam shifting fork is installed on the push rod pull rod, the other end of the cam shifting fork is matched with a connecting square sleeve, a push rod pull plate is installed on the lock core push rod, one end of the push rod pull plate is fixed on the push rod pull rod, the rotating body lock core is rotatably installed on the lock core fixing plate, a plurality of stopping blind holes are formed in the lock core rotating body, stopping marbles and reset springs are installed in the stopping blind holes, a linkage cam is also arranged on the connecting square sleeve, and the linkage cam is matched with the lock core rotating body;

the lock body mainly comprises lock body protection box, spring bolt pinion and world lock pulling-on piece, spring bolt and world lock pulling-on piece are all installed in the lock body protection box, install the gear wheel on connecting the square sleeve, the spring bolt pinion is installed on the lock body protection box, the spring bolt pinion meshes with the gear wheel mutually, the spring bolt pinion is connected with the spring bolt through the spring bolt pulling-on piece, the epaxial reset torsion spring that installs of wheel of spring bolt pinion.

Preferably, one end of the lock cylinder push rod is provided with an installation groove for installing a push rod pulling plate, a control bulge is arranged in the middle of the lock cylinder push rod, a push rod spring is installed between the control bulge and the push rod pulling plate, and the other end of the lock cylinder push rod is provided with a plurality of key grooves with different diameters and widths.

Preferably, the front end of the rotating square shaft positioned outside the door is provided with a round shaft, the round shaft is inserted into the round hole of the connecting square sleeve, and the connecting square sleeve is provided with a safety pin penetrating through the round shaft.

Preferably, the lock cylinder fixing plate is further provided with a starting piece sliding groove, the starting piece sliding groove is internally provided with a violence-proof starting piece, one end of the violence-proof starting piece is provided with an explosion-proof starting positioning protrusion, the explosion-proof starting positioning protrusion is clamped on the push rod guide body, the other end of the violence-proof starting piece is provided with an arc connecting plate and a cam pin hole, the starting piece sliding groove is further internally provided with a cam pin positioning hole, the lock cylinder fixing plate is further provided with a pulling piece spring used for pulling the explosion-proof starting piece, the linkage cam is provided with a pin hole, and the cam pin spring are installed in the pin hole.

Preferably, still install the electro-magnet on the push rod guide body, the tip of push rod guide body is installed the initiative separation blade and the passive separation blade of engaged with, all be provided with a plurality of semicircular grooves with lock core push rod matched with on initiative separation blade and the passive separation blade, the one end of initiative separation blade articulates on the control shaft of electro-magnet, install magnet reset spring on the control shaft of electro-magnet.

Preferably, an inclined tongue fixing body is further installed in the lock body protection box, an inclined tongue pull rod is installed in the inclined tongue fixing body in a sliding mode, a movable inclined tongue is installed on the inclined tongue pull rod, an inclined tongue shifting piece is further installed on the lock tongue pinion, and the bottom of the inclined tongue shifting piece is hinged to the inclined tongue pull rod.

Preferably, still rotate in the lock body protection box and install the double pitch arc plectrum, the one end of double pitch arc plectrum is provided with the slot that is used for catching on the spring bolt pinion, install safety lock knob cylinder on the lock body protection box, be provided with on the safety lock knob cylinder with double pitch arc plectrum complex safety lock pushing jack, install the steel ball that has the spring on the oblique tongue fixed body, be provided with on the safety lock knob cylinder with steel ball complex recess.

Preferably, the lock body protection box is internally and rotatably provided with a back-locking safety hook piece, one end of the back-locking safety hook piece is provided with a connecting square sleeve lock hook for hooking, a back-locking starting button cam is installed on the side part of the lock body protection box, and the back-locking starting button cam is matched with the back-locking safety hook piece.

Preferably, the lateral part of lock body protection box still installs automatic shutting and hits the head cam, install automatic shutting in the lock body protection box and start to collude the piece cam, automatic shutting hits the head cam and matches with automatic shutting and starts to collude the piece cam, automatic shutting starts to collude and installs the unblock plectrum on the piece cam.

Compared with the prior art, the invention has the following technical effects: the invention has simple structure and convenient operation, can be unlocked only by inserting a key into the lock hole and rotating the door opening handle, is easy to operate and is suitable for people of all ages; the key slot on the key is matched with the lock core push rod, the moving distance of the lock core push rod is controlled, unlocking is controlled, meanwhile, the difference of the lockset is determined by corresponding the number and the diameter of the key slot on the key and the number and the diameter of the key slot on the lock core push rod, the situation that only one lock is unlocked by one key is ensured, meanwhile, the key amount can be increased by changing the size and the number of the key slot on the key and the key slot on the lock core push rod and the moving distance of the push rod, the size and the processing precision of the lock core are very high, and technology unlocking is prevented.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the lock cylinder of the present invention.

Fig. 3 is a side view of fig. 2.

Fig. 4 is a schematic structural diagram of a lock cylinder in a closed state.

Fig. 5 is a structural schematic diagram of the lock cylinder in an open state.

Fig. 6 is a schematic structural view of the push rod of the lock cylinder of the present invention.

Fig. 7 is a schematic structural view of the lock body in the closed state according to the present invention.

Fig. 8 is a structural diagram illustrating an unlocked state of the lock body according to the present invention.

FIG. 9 is a schematic view of the connection structure of the rotating square shaft and the connecting square sleeve of the present invention.

Fig. 10 is a structural diagram illustrating the normal state of the explosion-proof power opening in the present invention.

Fig. 11 is a structural diagram illustrating the starting state of the explosion-proof power switch according to the present invention.

Fig. 12 is a schematic structural view of an explosion-proof force opening plate according to the present invention.

Fig. 13 is a schematic view of a normal state structure of the electromagnet according to the present invention.

Fig. 14 is a schematic view of the electromagnet in the starting state.

Fig. 15 is a structural diagram illustrating an open state of the double arc paddle according to the present invention.

Fig. 16 is a schematic structural view of the closed state of the double arc paddle of the present invention.

FIG. 17 is a schematic view of the structure of the present invention in a reverse locking closed state.

FIG. 18 is a structural diagram of the present invention showing the unlocked state of the back lock.

Fig. 19 is a schematic structural view of the automatic striker in the present invention.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1 to 8, the intelligent anti-theft mechanical lock comprises a lock cylinder 1 and a lock body 2, wherein the lock cylinder 1 and the lock body 2 are connected through a connecting square sleeve 3, and a rotating square shaft 4 is installed in the connecting square sleeve 3; the lock core 1 mainly comprises a lock core fixing plate 5, a lock core protecting cover 6, lock core push rods 7, a push rod guide body 8, a lock core rotating body 9 and a push rod pull rod 10, wherein the push rod guide body 8 is fixed on the lock core fixing plate 5, a plurality of lock core push rods 7 are installed in the push rod guide body 8, a key hole 11 is formed in the push rod guide body 8, a key groove 12 matched with a key is formed in the lock core push rod 7, the push rod pull rod 10 is slidably installed in the push rod guide body 8, a cam shifting fork 13 is further rotatably installed on the lock core fixing plate 5, one end of the cam shifting fork 13 is installed on the push rod pull rod 10, the other end of the cam shifting fork is matched with the connecting square sleeve 3, a push rod pull plate 14 is installed on the lock core push rod 7, one end of the push rod pull plate 14 is fixed on the push rod pull rod 10, the lock core rotating body 9 is rotatably installed on the lock core fixing plate 5, a plurality of stopping blind holes 15 are formed in the lock core rotating body, a stopping marble 16 and a return spring 17 are installed in the stopping blind holes 15, a linkage cam 18 is further arranged on the connecting square sleeve 3, and the linkage cam 18 is matched with the lock core rotating body 9;

the lock body 2 mainly comprises a lock body protection box 19, a lock tongue 20, a lock tongue pinion 21 and a world lock pulling piece 22, wherein the lock tongue 20 and the world lock pulling piece 22 are both installed in the lock body protection box 19, a large gear 23 is installed on the connecting square sleeve 3, the lock tongue pinion 21 is installed on the lock body protection box 19, the lock tongue pinion 21 is meshed with the large gear 23, the lock tongue pinion 21 is connected with the lock tongue 20 through a lock tongue pulling piece 24, and a reset torsion spring 25 is installed on a wheel shaft of the lock tongue pinion 21.

As shown in fig. 4, 5, 7 and 8, when in use, a key is inserted into the key hole 11, and after the key is inserted into the key hole, the door opening handle is rotated, the square shaft 4 is rotated to drive the square connecting sleeve 3 to rotate, the square connecting sleeve 3 drives the cam fork 13 to rotate, the push rod pull rod 10 moves backwards, the push rod pull plate 14 drives the lock cylinder push rod 7 to move backwards and pushes the stop pin 16 to move, and the linkage cam 18 rotates along with the square connecting sleeve 3 at the moment to drive the lock cylinder rotating body 9 to rotate. When the stopping marbles 16 reach a reasonable position, the stopping marbles are just completely pulled out from the push rod guide body 8 and are completely inserted into the rotating sleeve of the lock cylinder rotating body 9, at the moment, the lock cylinder rotating body 9 can normally rotate, the connecting square sleeve 3 can continue to rotate, the large gear 23 in the lock body 2 rotates to drive the lock tongue small gear 21 to rotate, the lock tongue 20 is completely pulled back through the lock tongue pulling piece 24, and the unlocking process is completed.

When a key is used for controlling the lock core push rod, the contact surface of the push rod guide body 8 and the lock core rotating body 9 just forms a plane, so that the lock core rotating body 9 can normally rotate to achieve opening. In the case of no key or a key mismatch. Because of lack of blocking the push rod 7 of the lock core, the stopping marble 16 is always used between two planes of the push rod guide body 8 and the lock core rotor 9; or the lock core push rod 7 is completely inserted into the stop blind hole 15 of the lock core rotating body 9, and the lock core rotating body 9 cannot normally rotate, so that the safety of the anti-theft lock in a locking state is ensured. In the design, the safety of the anti-theft lock is considered, and after the lock core push rod is required to finish moving when the anti-theft lock starts to rotate, the characteristic that the linkage cam 18 is matched with the arc-shaped surface of the cam shifting fork 13 and moves first and then stops is utilized. The movement of the lock cylinder push rod 7 needs to be completed first, and then the opening process needs to be completed. After the unlocking process is completed, the lock cylinder rotor 9 is guaranteed to return to the original safety position by utilizing the characteristic of the linkage cam 18, otherwise, the key cannot be pulled out.

As shown in fig. 6, one end of the cylinder push rod 7 is provided with a mounting groove 26 for mounting a push rod pulling plate, the middle of the cylinder push rod 7 is provided with a control protrusion 27, a push rod spring 28 is mounted between the control protrusion 27 and the push rod pulling plate 14, and the other end of the cylinder push rod 7 is provided with a plurality of key slots 12 with different diameters and widths. The difference of the lockset is determined by corresponding the number and the diameter of the key slots on the key and the number and the diameter of the key slots on the lock core push rod, so that only one lock is opened by one key, the key amount can be increased by changing the size and the number of the key slots on the key and the lock core push rod and the moving distance of the push rod, the size processing precision of the lock core is very high, the key hole is almost in a closed state in the opening process, and the technical opening is prevented.

As shown in fig. 9, a round shaft is provided at the front end of the rotating square shaft located outside the door, the round shaft is inserted into the round hole of the connecting square sleeve, and a safety pin 30 penetrating through the round shaft is provided on the connecting square sleeve 3. The safety pin has certain strength, and when the handle is twisted by external force, and destructive power is achieved, the safety square shaft safety pin of the outdoor handle can be actively broken, the handle idles, and the effect of protecting the lock cylinder is achieved.

As shown in fig. 10 to 12, the lock cylinder fixing plate 5 is further provided with a starting plate sliding groove 31, the starting plate 32 is installed in the starting plate sliding groove 31, one end of the starting plate 32 is provided with an anti-explosion opening positioning protrusion 33, the anti-explosion opening positioning protrusion 33 is clamped on the push rod guide body 8, the other end of the starting plate 32 is provided with an arc-shaped connecting plate 34 and a cam pin shaft hole 35, the starting plate sliding groove 31 is further provided with a cam pin positioning hole 36, the lock cylinder fixing plate 5 is further provided with a pull piece spring 37 for pulling the starting plate, the linkage cam 18 is provided with a pin hole 38, and a cam pin spring are installed in the pin hole. In a normal state, the explosion-proof opening positioning protrusion 33 is just clamped at the bottom of the push rod guide body 8 through the explosion-proof opening positioning protrusion 33, and when the pin shaft on the linkage cam 18 rotates, the pin shaft rotates along the arc connecting plate 34. When the lock core is damaged by external force, for example, when a keyhole is knocked by an iron tool, the push rod guide body 8 is driven to shift under the action of the external force, the explosion-proof opening positioning protrusion 33 is separated, the explosion-proof opening positioning protrusion 33 moves for a certain distance along the starting sheet sliding groove 31 under the action of the spring, at the moment, the pin shaft on the linkage cam 18 is just clamped in the cam pin shaft hole 35, the linkage cam 18 cannot rotate, and the purpose of preventing violent opening is achieved.

As shown in fig. 13 and 14, an electromagnet 39 is further installed on the push rod guide body 8, an active blocking piece 40 and a passive blocking piece 41 which are engaged with each other are installed at the end portion of the push rod guide body 8, a plurality of semicircular grooves 42 which are matched with the lock cylinder push rod are respectively arranged on the active blocking piece 40 and the passive blocking piece 41, one end of the active blocking piece 40 is hinged on a control shaft of the electromagnet 39, and a magnet return spring 43 is installed on the control shaft of the electromagnet 39. Install intelligence interface of unblanking on the lock core, utilize the electromagnet to accomplish and unblank, can play double-deck protection like this, when the key was forgotten to take or is lost, can pass through identification technology control electro-magnet work such as fingerprint, people's face, and then reach the purpose of unblanking. When the electromagnet 39 is started, the control shaft on the electromagnet pulls the driving blocking piece 40 and the driven blocking piece 41 to approach to the center, so that the semicircular grooves 42 on the driving blocking piece 40 and the driven blocking piece 41 are just clamped on the lock cylinder push rod 7, the purpose of controlling the lock cylinder push rod 7 is achieved, and intelligent unlocking is further achieved.

As shown in fig. 7 and 8, a latch bolt fixing body 44 is further installed in the lock body protection box 19, a latch bolt pull rod 45 is slidably installed in the latch bolt fixing body 44, a movable latch bolt 46 is installed on the latch bolt pull rod 45, a latch bolt shifting piece 47 is further installed on the latch bolt pinion 21, and the bottom of the latch bolt shifting piece 47 is hinged to the latch bolt pull rod 45. When the bolt pinion 21 rotates, the bolt shifting piece 47 is just driven to rotate, and the movable bolt 46 is controlled to move through the bolt pull rod 45, so that the bolt is opened and closed.

As shown in fig. 15 and 16, a double-arc-line shifting piece 46 is further rotatably mounted in the lock body protection box 19, a groove for hooking the bolt pinion is formed in one end of the double-arc-line shifting piece 46, a safety lock knob column 29 is mounted on the lock body protection box 19, a safety lock pushing piece 48 matched with the double-arc-line shifting piece is arranged on the safety lock knob column 29, a steel ball 49 with a spring is mounted on the latch bolt fixing body 44, and a groove matched with the steel ball is formed in the safety lock knob column 47. When the indoor reverse locking is needed to prevent the external unlocking, the safety lock push sheet 48 on the safety lock knob column 29 drives the double arc line shifting sheet 46 to rotate by rotating the safety lock knob column 29, so that the groove at one end of the double arc line shifting sheet 46 is just clamped on the bolt pinion 21 to fixedly lock the bolt pinion 21, the door cannot be unlocked at the external part, otherwise, the door can be normally unlocked only by rotating the safety lock knob column 29 in the reverse direction to separate the groove at one end of the double arc line shifting sheet 46 from the bolt pinion 21.

As shown in fig. 17 and 18, a back-locking safety hook 50 is further rotatably installed in the lock body protection box 19, one end of the back-locking safety hook 50 is provided with a connecting square locking hook 51 for hooking, a back-locking start button cam 52 is installed at the side of the lock body protection box 19, and the back-locking start button cam 52 is matched with the back-locking safety hook 50. When external back locking is needed, the back locking starting button cam 52 is moved upwards, the end of the back locking safety hook piece 50 with the square sleeve locking hook 51 moves downwards under the action of the spring, and when the door lock is locked, the square sleeve locking hook 51 is just clamped on the connecting square sleeve 3. At this time, the inside cannot be unlocked by rotating the handle, and the inside can only be unlocked by an external key. When a key is inserted from the outside, when the rotary handle is rotated, the connecting square sleeve 3 upwards rotates the square sleeve lock hook 51 in advance, so that the connecting square sleeve 3 and the square sleeve lock hook 51 are unlocked in advance, unlocking is completed, and the unlocking starting button cam 52 completes the unlocking process under the action of the reset spring during unlocking by the key, so that the indoor opening is free.

As shown in fig. 7 and fig. 19, an automatic locking latch cam 53 is further installed on a side portion of the lock body protection box 19, an automatic locking start hook cam 54 is installed in the lock body protection box 19, the automatic locking latch cam 54 is matched with the automatic locking start hook cam 53, and an unlocking dial 55 is installed on the automatic locking start hook cam 53. When the door is locked, the automatic locking collision cam 54 firstly contacts with the door to rotate, so that the automatic locking starting hook cam 53 rotates, the bolt 23 is free from blocking, the bolt 23 extends out, and locking is realized. Unblock plectrum 55 can stir unblock plectrum 55 through the jack that the lateral part set up, when spring bolt 23 resets, blocks spring bolt 23 again, avoids the spring bolt to stretch out.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included therein.

Claims

1. Intelligence theftproof mechanical lock, its characterized in that: the lock comprises a lock core and a lock body, wherein the lock core and the lock body are connected through a connecting square sleeve, and a rotating square shaft is installed in the connecting square sleeve; the lock core comprises a lock core fixing plate, a lock core protecting cover, a lock core push rod, a push rod guide body, a lock core rotating body and a push rod pull rod, wherein the push rod guide body is fixed on the lock core fixing plate, a plurality of lock core push rods are installed in the push rod guide body, a key hole is formed in the push rod guide body, a key groove matched with a key is formed in the lock core push rod, the push rod pull rod is slidably installed in the push rod guide body, a cam shifting fork is further rotatably installed on the lock core fixing plate, one end of the cam shifting fork is installed on the push rod pull rod, the other end of the cam shifting fork is matched with a connecting square sleeve, a push rod pulling plate is installed on the lock core push rod, one end of the push rod pulling plate is fixed on the push rod pull rod, the lock core rotating body is rotatably installed on the lock core fixing plate, a plurality of stopping blind holes are formed in the lock core of the rotating body, stopping marbles and reset springs are installed in the stopping blind holes, a linkage cam is also arranged on the connecting square sleeve, and the linkage cam is matched with the lock core rotating body;

the lock body includes lock body protection box, spring bolt pinion and world lock pulling-on piece, spring bolt and world lock pulling-on piece are all installed in the lock body protection box, install the gear wheel on connecting the square sleeve, and the spring bolt pinion is installed on the lock body protection box, the spring bolt pinion meshes with the gear wheel mutually, the spring bolt pinion is connected with the spring bolt through the spring bolt pulling-on piece, the epaxial reset torsion spring that installs of wheel of spring bolt pinion.

2. The intelligent anti-theft mechanical lock of claim 1, wherein: the lock core is characterized in that one end of the lock core push rod is provided with a mounting groove for mounting a push rod pull plate, the middle of the lock core push rod is provided with a control bulge, a push rod spring is mounted between the control bulge and the push rod pull plate, and the other end of the lock core push rod is provided with a plurality of key grooves with different diameters and widths.

3. The intelligent anti-theft mechanical lock of claim 1, wherein: the front end of the rotating square shaft positioned outside the door is provided with a round shaft, the round shaft is inserted into the round hole of the connecting square sleeve, and the connecting square sleeve is provided with a safety pin penetrating through the round shaft.

4. The intelligent anti-theft mechanical lock of claim 1, wherein: the anti-violence starting device is characterized in that a starting piece sliding groove is further formed in the lock cylinder fixing plate, an anti-violence opening starting piece is mounted in the starting piece sliding groove, an anti-violence opening positioning protrusion is arranged at one end of the anti-violence opening starting piece, the anti-violence opening positioning protrusion is clamped on the push rod guide body, an arc-shaped connecting plate and a cam pin shaft hole are arranged at the other end of the anti-violence opening starting piece, a cam pin positioning hole is further formed in the starting piece sliding groove, a pulling piece spring used for pulling the anti-violence opening starting piece is further arranged on the lock cylinder fixing plate, a pin hole is formed in the linkage cam, and a cam pin spring are mounted in the pin hole.

5. The intelligent anti-theft mechanical lock of claim 2, wherein: the lock cylinder is characterized in that the push rod guide body is further provided with an electromagnet, the end part of the push rod guide body is provided with an active blocking piece and a passive blocking piece which are meshed with each other, the active blocking piece and the passive blocking piece are respectively provided with a plurality of semicircular grooves matched with the lock cylinder push rod, one end of the active blocking piece is hinged to a control shaft of the electromagnet, and a magnet reset spring is arranged on the control shaft of the electromagnet.

6. The intelligent anti-theft mechanical lock of claim 1, wherein: still install oblique tongue fixed body in the lock body protection box, slidable mounting has oblique tongue pull rod in the oblique tongue fixed body, install movable oblique tongue on the oblique tongue pull rod, still install oblique tongue plectrum on the spring bolt pinion, the bottom of oblique tongue plectrum articulates on the oblique tongue pull rod.

7. The intelligent anti-theft mechanical lock of claim 6, wherein: still rotate in the lock body protection box and install the double pitch arc plectrum, the one end of double pitch arc plectrum is provided with the slot that is used for catching on the spring bolt pinion, install safety lock knob cylinder on the lock body protection box, be provided with on the safety lock knob cylinder with double pitch arc plectrum complex safety lock pushing jack, install the steel ball that has the spring on the oblique tongue fixed body, be provided with on the safety lock knob cylinder with steel ball complex recess.

8. The intelligent anti-theft mechanical lock of claim 1, wherein: still rotate in the lock body protection box and install the anti-safe piece that colludes of locking, the one end of anti-lock safe piece that colludes is provided with the square sleeve latch hook of connection that is used for catching on, the anti-start button cam that locks is installed to lock body protection box lateral part, anti-start button cam that locks cooperatees with the anti-safe piece that colludes of locking.

9. The intelligent anti-theft mechanical lock of claim 1, wherein: the lock body protection box is characterized in that an automatic locking hook cam is further installed on the side portion of the lock body protection box, an automatic locking starting hook cam is installed in the lock body protection box, the automatic locking hook cam and the automatic locking starting hook cam are matched, and an unlocking shifting piece is installed on the automatic locking starting hook cam.