CN215212830U

CN215212830U - Coded lock capable of preventing malicious unlocking

Info

Publication number: CN215212830U
Application number: CN202120729191.0U
Authority: CN
Inventors: 王长江; 王浩然; 林小军
Original assignee: Yiwu Changhao Lock Co ltd
Current assignee: Yiwu Changhao Lock Co ltd
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2021-12-17
Anticipated expiration: 2031-04-10

Abstract

The utility model discloses a prevent trick lock of maliciously unblanking relates to trick lock technical field, aims at solving the problem that the trick lock maliciously unblanked through pulling lock. The key points of the technical scheme are as follows: including the lock body, can dismantle latch hook and the cover of connection on the lock body and establish the password wheel on the latch hook and be located the lock body, set up the rotating groove that supplies password wheel to wear out on the lock body, array distribution has a plurality of archs on the latch hook, and password takes turns to and sets up the opening that supplies the arch to pass, is provided with the amortization subassembly between password wheel and the arch, and when arch and password wheel contact, amortization subassembly and arch are non-rigid contact. The utility model discloses a let arch and password wheel concave in a wretched state inner wall be non-rigid contact, the noise abatement prevents that the password from leaking, through setting up the locking mechanism, dies the password wheel lock through the removal, thereby prevents to stimulate the lock post and rotate the password wheel and unblank, strengthens the security performance of trick lock.

Description

Coded lock capable of preventing malicious unlocking

Technical Field

The utility model relates to a tool to lock technical field, more specifically say, it relates to a prevent trick lock of maliciously unblanking.

Background

The simplest coded lock is a central shaft of the lock, which is provided with a plurality of convex teeth for clamping a shifting ring. When the dial ring is turned to the correct combination, the lock can be opened.

In use, the combination lock is the easiest to open. Many such locks can be unlocked without knowing the combination at all. Unless its internal components are perfectly clear, one of the teeth will be pulled axially outward, tightening the rim more than the other. The code wheel is now pulled tight until a small click is heard, indicating that the tooth has entered the correct recess. By repeating this step, the lock can be opened quickly.

The utility model provides a thereby the problem of the easy manufacturing error of utilizing of trick lock is opened is solved to new technical scheme.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a prevent trick lock of maliciously unblanking through setting up the amortization subassembly, makes arch and password wheel produce non-rigid contact, the production of noise abatement.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a prevent trick lock that maliciously unblanked, includes the lock body, can dismantle latch hook and the cover of connection on the lock body and establish the password wheel on the latch hook and be located the lock body, set up the rotation groove that supplies password wheel to wear out on the lock body, array distribution has a plurality of archs on the latch hook, password takes turns to and sets up the recess that supplies the arch to pass, be provided with the amortization subassembly between password wheel and the arch, work as when arch and password wheel contact, amortization subassembly and arch are non-rigid contact.

Through adopting above-mentioned technical scheme, because the error that makes the production, distance between the arch is difficult to the complete equivalence, when the pulling is protruding, one of them arch can be the contact password wheel of priority, password wheel through rotating the priority contact, because password wheel and arch are the rigid contact, when protruding when taking turns to with the password on the groove relative, the inner wall contact of arch and recess, thereby produce the sound of physical contact, through increasing the amortization subassembly, the amortization subassembly sets up between arch and password wheel, amortization subassembly and protruding contact, the production of noise reduction, thereby prevent to be maliciously unblanked through the noise by the people.

The utility model discloses further set up to: the silencing assembly comprises a silencing coil fixedly connected to the password wheel, and the silencing coil is made of soft materials.

Through adopting above-mentioned technical scheme, the amortization circle is set up on the password wheel, and the amortization circle completely isolates the noise that produces when arch and amortization circle contact with the password wheel, because the voice coil loudspeaker voice coil of disappearing is soft material and makes, is non-rigid contact when arch and password wheel contact to reduce the noise that produces between password wheel and the arch.

The utility model discloses further set up to: the noise reduction ring comprises a rubber ring fixedly connected to one side of the password ring, which is in contact with the protrusion, and notches with the same size are formed in the opening of the rubber ring on the password wheel.

Through adopting above-mentioned technical scheme, the rubber circle that the amortization circle was made for adopting rubber, and the appearance of rubber circle is the same with the inner circle shape of password wheel completely, through seting up the breach, does not hinder protruding normal passing password wheel.

The utility model discloses further set up to: the password wheel is connected in the rotating groove in a sliding mode along the axial direction of the lock hook, a locking mechanism is arranged on one side, away from the noise reduction assembly, of the password wheel, when the lock hook is pulled, the protrusion pushes the password wheel and enables the locking mechanism to limit the password wheel to rotate, a distance control assembly is arranged between the password wheels, and the distance between the password wheels is kept unchanged all the time.

Through adopting above-mentioned technical scheme, when pulling lock, protruding and password wheel contact, the arch can promote password wheel and slide along the latch hook axial in rotating the inslot, the locking mechanism can be triggered to the password wheel of removal, through the rotation of restriction password wheel, thereby during the pulling lock, password wheel can not rotate, thereby make the pulling lock can not accomplish unblanking, through setting up accuse apart from the subassembly, guarantee the distance between the password wheel, when preventing the pulling lock, there is single password wheel to correct password, the recess of password wheel is just to the arch promptly, thereby make the arch can not promote password wheel and slide, lead to the password of this password wheel to leak.

The utility model discloses further set up to: the locking mechanism always applies an acting force towards the protrusion to the password wheel.

Through adopting above-mentioned technical scheme, locking mechanism exerts the bellied effort of orientation to the password wheel, guarantees that the password wheel is in easy pivoted state all the time, and when the pulling lock cylinder, the protruding effort to the password wheel is balanced with the bellied effort of orientation to make the password wheel be in the lock state.

The utility model discloses further set up to: the utility model discloses a password wheel, including the lock body, the lock body is equipped with the baffle, the protruding one side annular array is kept away from to the password wheel has the fixture block, fixedly connected with is parallel with password wheel top surface baffle in the lock body, fixture block sliding connection is in one side that the baffle is close to the password wheel, the draw-in groove has been seted up on the baffle, the draw-in groove just is rather than its open-ended inner wall fixedly connected with elastic component, the one end fixedly connected with dog of keeping away from the draw-in groove inner wall of elastic component, the natural length of elastic component and the dog are equal to the degree of depth of draw-in groove along the degree of depth sum of draw-in groove depth direction, work as when password wheel slides in rotating the groove, the fixture block blocks are gone into in the draw-in groove.

Through adopting above-mentioned technical scheme, in operation, the pulling latch hook, drive the password wheel along latch hook endwise slip, when the password wheel slides, fixed connection is the protruding simultaneous movement on the password wheel, because the password wheel is the same at the pivoted angle at every turn, rotate the password wheel at every turn, the password takes turns to the fixture block that the annular array distributes and always has a fixture block just to the draw-in groove, be provided with baffle and elastic component in the draw-in groove, when the password wheel slides along the lock post, the fixture block of contradicting with the baffle can promote the dog and slide in the draw-in groove, can promote the elastic component compression when the dog is gliding, when the fixture block card advances the draw-in groove, the rotation degree of freedom of draw-in groove restriction fixture block, thereby the rotation of restriction and fixture block fixed connection's password wheel, accomplish the lock of password wheel and die.

The utility model discloses further set up to: the adjacent sides, close to each other, of the password wheels are respectively provided with sliding grooves with the same size, the distance control assembly comprises sliding rods, one sliding rod is connected in the two sliding grooves in a sliding mode, and the sliding rods are connected to the baffle in a sliding mode.

Through adopting above-mentioned technical scheme, through setting up the slide bar, slide bar sliding connection is in the spout, and the both ends of slide bar restrict the password wheel of slide bar both sides respectively along slide bar length direction's degree of freedom to make the distance between two password wheels remain unchanged throughout, prevent to stimulate the lock post, thereby the password wheel is in correct password position, thereby can not be driven by the arch and lead to the problem that the password leaks.

To sum up, the utility model discloses following beneficial effect has:

through the voice coil loudspeaker voice coil that disappears that the setting was made by rubber, make between password wheel and the arch be non-rigid contact, eliminate the noise that produces, through setting up locking mechanism, when accomplishing the pulling lock post, the password wheel is locked, can not be according to the maliciously unblanking of error that makes the production, through setting up accuse apart from the structure, is difficult to remove when preventing that the password wheel is in correct password, leads to the condition that the password leaks.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a lock body; 2. a latch hook; 3. a password wheel; 4. a rotating groove; 5. a protrusion; 6. a rubber ring; 7. a clamping block; 8. a baffle plate; 9. a card slot; 10. an elastic member; 11. a stopper; 12. a chute; 13. a slide bar.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Example (b): the utility model provides a prevent trick lock that maliciously unblanked, as shown in figure 1 and figure 2, including lock body 1, latch hook 2, password wheel 3, arch 5, rubber circle 6, fixture block 7 and slide bar 13, latch hook 2 can dismantle the connection on lock body 1, password wheel 3 cover is established on latch hook 2 and is in lock body 1, the array distribution has a plurality of archs 5 on latch hook 2, rubber circle 6 passes through adhesive fixed connection and is close to one side of arch 5 in password wheel 3, slide bar 13 sliding connection is in the one side that password wheel 3 is close to relatively, fixture block 7 makes with password wheel 3 an organic whole.

As shown in the figure, the rubber ring 6 is fixedly connected to one side, close to the protrusion 5, of the password wheel 3 through an adhesive, the password ring enables the protrusion 5 to be in non-rigid contact with the password wheel 3, the sound generated by the protrusion 5 and the password wheel 3 is reduced, and the safety of the password wheel 3 is improved.

As shown in the figure, the clamping block 7 and the password wheel 3 are integrally made and arranged at one side of the password wheel 3 far away from the bulge 5, the baffle plate 8 and the lock body 1 are integrally formed and parallel to the top surface of the password wheel 3, the clamping block 7 and the baffle plate 8 slide on the side wall close to the password wheel 3, the clamping block 7 is distributed on the password wheel 3 in an annular array and corresponds to the character position of the password wheel 3, a clamping groove 9 is arranged on the baffle plate 11, a baffle plate 11 is connected in the clamping groove 9 in a sliding manner along the depth direction of the clamping groove, an elastic part 10 is welded on the baffle plate 11, the elastic part 10 is a spring, one end of the spring far away from the baffle plate 11 is welded on the inner wall of the clamping groove 9, the clamping block 7 is abutted against the baffle plate 8 when the password wheel 3 stops rotating, when the lock column is pulled to drive the clamping block 7 to move, the baffle plate 8 abutted against the clamping block 7 is driven by the clamping block 7, the clamping block 7 compresses the spring while sliding in the clamping groove 9, so that the clamping block 7 is clamped in the clamping groove 9, accomplish the lock of password wheel 3 and die, normal during operation, the spring can contradict dog 11 to make dog 11 exert an effort towards protruding 5 to fixture block 7, thereby make password wheel 3 be in can pivoted state.

As shown in the figure, the distance control assembly comprises a sliding rod 13 sliding between adjacent password wheels 3, one side, close to each other, of each password wheel 3 is provided with a sliding groove 12 in the same shape, the sliding rod 13 is connected in the sliding groove 12 in a sliding mode, so that the distance between the password wheels 3 is always equal to the length of the sliding rod 13, when the password wheels 3 are in correct passwords, a lock cylinder is pulled, the password wheels 3 are still in a rotatable state, leakage of correct passwords is caused, and the safety performance of the password lock is improved.

Principle of operation

During operation, when pulling the lock, arch 5 on the lock is contradicted with the password circle, owing to have the voice coil loudspeaker voice coil that disappears, arch 5 can not produce the noise with the contact of password circle, make the malicious person of unblanking be difficult to discover correct password, and be located the fixture block 7 of password circle opposite side and promote rather than the dog 11 of contradicting, thereby make fixture block 7 be located draw-in groove 9, accomplish the spacing of fixture block 7, thereby it is spacing simultaneously to make the password wheel 3 with fixture block 7 fixed connection, guarantee the lock of password wheel 3 and die, when guaranteeing to pull the lock, can not accomplish unblanking to the trick lock, prevent the condition that the trick lock was unblanked with specific method without the password.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a prevent trick lock of maliciously unblanking, includes lock body (1), can dismantle latch hook (2) and the cover of connection on lock body (1) and establish password wheel (3) on latch hook (2) and in lock body (1), set up rotation groove (4) that supply password wheel (3) to wear out on lock body (1), array distribution has a plurality of archs (5) on latch hook (2), set up the recess that supplies protruding (5) to pass on password wheel (3), its characterized in that: a silencing component is arranged between the password wheel (3) and the protrusion (5), and when the protrusion (5) is in contact with the password wheel (3), the silencing component is in non-rigid contact with the protrusion (5).

2. A coded lock that prevents malicious unlocking according to claim 1, characterized in that: the silencing assembly comprises a silencing voice coil fixedly connected to the password wheel (3), and the silencing voice coil is made of soft materials.

3. A coded lock that prevents malicious unlocking according to claim 2, characterized in that: the noise reduction ring comprises a rubber ring (6) fixedly connected to one side, in contact with the bulge (5), of the code ring, and notches with the same size are formed in the opening of the rubber ring (6) on the code wheel (3).

4. A coded lock that prevents malicious unlocking according to claim 1, characterized in that: password wheel (3) are followed latch hook (2) axial sliding connection and are being rotated in groove (4), one side that amortization subassembly was kept away from in password wheel (3) is provided with locking mechanism, works as the pulling during latch hook (2), arch (5) promote password wheel (3) and make locking mechanism restriction password wheel (3) rotate, be provided with between password wheel (3) and control apart from the subassembly, distance between password wheel (3) remains unchanged all the time.

5. The coded lock capable of preventing malicious unlocking according to claim 4, wherein: the locking mechanism always applies an acting force towards the protrusion (5) to the password wheel (3).

6. The coded lock capable of preventing malicious unlocking according to claim 5, wherein: password wheel (3) are kept away from protruding (5) one side annular array and are had fixture block (7), baffle (8) parallel with password wheel (3) top surface in lock body (1) internal fixation is connected, one side that fixture block (7) sliding connection is close to password wheel (3) in baffle (8), draw-in groove (9) have been seted up on baffle (8), draw-in groove (9) are just to its open-ended inner wall fixedly connected with elastic component (10), the one end fixedly connected with dog (11) of draw-in groove (9) inner wall are kept away from in elastic component (10), the natural length of elastic component (10) and dog (11) are equal to the degree of depth of draw-in groove (9) along the degree of depth sum of draw-in groove (9) degree of depth direction, work as when password wheel (3) slide in rotation groove (4), fixture block (7) card is gone into in draw-in groove (9).

7. The coded lock capable of preventing malicious unlocking according to claim 4, wherein: adjacent one side that password wheel (3) are close to each other has seted up the spout (12) of the same size respectively, the accuse is apart from the subassembly and is included slide bar (13), one slide bar (13) sliding connection is in twice spout (12), slide bar (13) sliding connection is on baffle (8).