CN111927212A - Cashbox coded lock code disordering device - Google Patents

Abstract

The invention discloses a vault password lock garbler, and relates to the technical field of financial security equipment. The invention comprises an upper cover, a base and a password lock body, wherein the upper surface of the base is fixedly connected to the lower surface of the upper cover by screws, a plurality of fixing screws are threadedly connected between the lower surface of the base and the password lock body, a password lock connecting rod is rotatably connected to the lower surface of the password lock body, and a password dial is fixedly connected to the lower end of the password lock connecting rod; the invention uses a shaft sleeve to reduce friction and increase service life; the invention uses a first movable connecting rod and a first connecting rod spring, so that the first movable connecting rod can slide back and forth in the main shaft under the action of the first connecting rod compression spring, and the position of the password lock connecting rod in the main shaft mounting groove is adjusted autonomously according to the length of the password lock connecting rod, so as to achieve the matching use of compatible different password locks; the invention uses an electromagnet and a sliding bracket to reduce the resistance of unlocking.

Description

Vault password lock garbler

technical field

The invention belongs to the technical field of financial security equipment, in particular to a vault password lock garbler.

Background technique

Combination lock is a kind of lock, which is opened with a series of numbers or symbols. Text combination locks can be divided into: mechanical combination locks, digital combination locks and so on. Combination locks are usually just a permutation rather than a true combination. Some combination locks only use a turntable to rotate several discs or cams in the lock; some combination locks rotate a set of several dial wheels engraved with numbers to directly drive the mechanism inside the lock.

However, the existing code lock garbler cannot be installed and modified compatible with various code locks. When the code is opened, due to the inertia of the motor, the code is difficult to align, and a large torque is required to rotate the code lock plate. The present invention aims at the above problems Propose the vault combination lock garbler.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a vault cipher lock garbler, to solve the problem that the existing cipher lock scrambling device cannot realize the installation and modification of a variety of cipher locks, and when the cipher is opened, the cipher is difficult to align due to the inertia of the motor, and requires a large amount of Torque to turn the combination lock plate problem.

In order to solve the above-mentioned technical problems, the present invention is achieved through the following technical solutions:

The invention is a code lock garbled device for a vault, comprising an upper cover, a base and a code lock body;

The upper surface of the base and the lower surface of the upper cover are fixedly connected by screws, a number of fixing screws are threadedly connected between the lower surface of the base and the combination lock body, and a combination lock connecting rod is rotatably connected to the lower surface of the combination lock body. A password dial is fixedly connected to the lower end of the combination lock rod; in the above structure, when the password needs to be opened, the combination lock rod is driven to rotate by rotating the combination dial, thereby driving the internal parts of the device to move, thereby unlocking.

The combination lock link passes through the combination lock body, one end of the combination lock link is fixedly connected with the combination lock dial, and the upper surface of the combination lock dial is fixedly connected with a first movable link. A main shaft is arranged on the upper side of the rod, the main shaft is installed in the base, an installation groove is opened on the lower end surface of the main shaft, the first movable link is slidingly matched with the installation groove, and the upper end of the first movable link is also fixedly connected with a The first link pressure spring is installed in the installation groove; in the above structure, when the combination lock link rotates, it can drive the combination lock dial to rotate, and then the combination lock dial will drive the first movement The connecting rod rotates, and then the first movable connecting rod drives the main shaft to rotate, and the first movable connecting rod can slide back and forth in the main shaft under the action of the first connecting rod compression spring, and adjust its installation on the main shaft independently according to the length of the combination lock connecting rod. position in the slot, so as to be compatible with different combination locks.

Preferably, a surface of the combination lock body is slidably connected with a combination lock tongue; in the above structure, the vault or other safety equipment can be locked by sliding the combination lock tongue in the combination lock body.

Preferably, a gear support plate is also provided between the upper cover and the base, and the gear support plate and the base are fixedly connected by screws; in the above structure, the gear support plate is an important carrier for installing gears.

Preferably, a first rotating shaft, a second rotating shaft and a third rotating shaft are fixedly connected to the upper surface of the gear bracket, the peripheral side surface of the first rotating shaft is rotatably connected with a first driven gear, and the peripheral side surface of the second rotating shaft rotates A second driven gear is connected, the peripheral side of the third shaft is rotatably connected with a third driven gear, the first driven gear is meshed with the second driven gear, and the second driven gear is connected with the third driven gear. The driven gear is meshed, and the peripheral side of the third driven gear is meshed with a fourth driven gear; in the above structure, due to the transmission characteristics of the gear parts, when the fourth driven gear or the first driven gear rotates, other gears will also follow. Because of the different modules of the gears, the rotational speed of each gear will also be different.

Preferably, the fourth driven gear is installed on the peripheral side of the main shaft, and the fourth driven gear is fixedly connected with the main shaft; in the above structure, when the main shaft rotates, the fourth driven gear also rotates accordingly.

Preferably, a sliding bracket is installed on the lower surface of the gear bracket plate, a driving motor is installed on the lower surface of the sliding bracket, a motor gear is fixedly connected to the upper end of the driving motor, and the motor gear meshes with the first driven gear, so A positioning pin and a sliding pin are connected between the sliding bracket and the gear bracket plate, and the positioning pin is located on the side away from the sliding pin; in the above structure, the driving motor can drive the motor gear to rotate, and then the motor gear can drive the first driven The gear rotates, and the sliding bracket can slide within a certain angle through the sliding pin.

Preferably, an electromagnet is also installed on the lower surface of the gear bracket plate, a surface of the electromagnet is slidably connected with a second movable link, one end of the second movable link is connected with the sliding bracket through a hinge, and the second movable link is hinged. A second connecting rod compression spring is also arranged on the peripheral side of the movable connecting rod; in the above structure, because the electromagnet is not energized at ordinary times, the sliding bracket and the second movable connecting rod are pushed by the second connecting rod compression spring so that the motor gear and the first connecting rod are connected to each other. The driven gear is separated, so that the drive motor is not allowed to rotate with the first driven gear when the code turntable is rotated to match the code, so that there is no inertia to easily match the code.

Preferably, a shaft sleeve is further provided on the peripheral side of the main shaft to protect the main shaft.

The present invention has the following beneficial effects:

1. In the present invention, by using the shaft sleeve, when the vault door is closed, the garbled circuit is triggered to drive the drive motor to rotate at a high speed, and the motor gear, the first driven gear, the second driven gear, the third driven gear, and the fourth driven gear are driven The meshing between the gear and the main shaft reduces the speed but increases the torque, and the bushing reduces friction and increases the service life;

2. In the present invention, by using the first movable link and the first link spring, the first movable link can slide back and forth in the main shaft under the action of the first link pressure spring, and can be adjusted independently according to the length of the combination lock link. Its position in the installation groove of the main shaft can be compatible with different combination locks.

3. The present invention makes the sliding bracket rotate a certain angle by controlling the energized state of the electromagnet by using the electromagnet and the sliding bracket. When the electromagnet is energized, the sliding bracket drives the motor gear to mesh with the first driven gear when the electromagnet is energized. When unlocking, the electromagnet is not energized, and the motor gear is separated from the first driven gear to avoid the inertia of the driving motor, which is convenient for aligning the password when unlocking, and reduces the torque of unlocking.

Of course, it is not necessary for any product embodying the present invention to achieve all of the above-described advantages simultaneously.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the exploded view of the vault combination lock scrambling device of the present invention;

Fig. 2 is the rear view of Fig. 1;

Fig. 3 is the enlarged view of A area in Fig. 1;

Fig. 4 is the upper surface connection diagram of the gear bracket plate of the vault combination lock scrambling device of the present invention;

5 is a diagram showing the connection relationship between the lower surface of the gear bracket plate of the vault combination lock scrambling device of the present invention.

In the accompanying drawings, the list of components represented by each number is as follows:

1- Top cover, 2- Base, 3- First movable link, 4- Combination lock dial, 5- Combination lock connecting rod, 6- Combination dial, 7- Combination lock body, 8- Combination lock tongue, 9- Fixing screw, 10-drive motor, 11-spindle, 12-shaft sleeve, 13-first link pressure spring, 14-slide bracket, 15-positioning pin, 16-slide pin, 17-electromagnet, 18-second Link compression spring, 19-Second movable link, 20-Gear bracket plate, 21-First driven gear, 22-Motor gear, 23-Second driven gear, 24-Third driven gear, 25- The fourth driven gear, 26 - the third shaft, 27 - the second shaft, 28 - the first shaft.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the azimuth or positional relationship of the terms "on", "middle", "outside", "inside" and "around" is only for the convenience of describing the present invention and simplifying the description, rather than An indication or implication that the referred component or element must have a particular orientation, be constructed and operate in a particular orientation, is not to be construed as a limitation of the invention.

Please refer to FIGS. 1-5 , the present invention is a vault combination lock garbler, including an upper cover 1 , a base 2 and a combination lock body 7 ;

The upper surface of the base 2 and the lower surface of the upper cover 1 are fixedly connected by screws, a number of fixing screws 9 are threadedly connected between the lower surface of the base 2 and the combination lock body 7, and the combination lock link 5 is rotatably connected to the lower surface of the combination lock body 7. The lower end of the lock link 5 is fixedly connected with a password dial 6; in the above structure, when the password needs to be opened, the password lock link 5 is driven to rotate by rotating the password dial 6, thereby driving the internal parts of the device to move, thereby unlocking.

The combination lock link 5 passes through the combination lock body 7, one end of the combination lock link 5 is fixedly connected with the combination lock dial 4, and the upper surface of the combination lock dial 4 is fixedly connected with a first movable link 3, and the first movable link 3 The upper side is provided with the main shaft 11, the main shaft 11 is installed in the base 2, the lower end surface of the main shaft 11 is provided with a mounting groove, the first movable link 3 is slidably matched with the installation groove, and the upper end of the first movable link 3 is also fixedly connected with a first connecting rod. The rod compression spring 13, the first connecting rod compression spring 13 is installed in the installation groove; in the above structure, when the combination lock link 5 rotates, the combination lock dial 4 can be driven to rotate, and then the combination lock dial 4 will drive the first movement. The connecting rod 3 rotates, and then the first movable connecting rod 3 drives the main shaft 11 to rotate, and the first movable connecting rod 3 can slide back and forth in the main shaft 11 under the action of the first connecting rod compression spring 13. The length can be adjusted independently in the installation slot of the main shaft 11, so as to be compatible with different combination locks.

One surface of the combination lock body 7 is slidably connected with the combination lock tongue 8 ; in the above structure, the vault or other safety equipment can be locked by sliding the combination lock tongue 8 in the combination lock body 7 .

A gear bracket plate 20 is also provided between the upper cover 1 and the base 2, and the gear bracket plate 20 is fixedly connected with the base 2 by screws; in the above structure, the gear bracket plate 20 is an important carrier for installing gears.

Wherein, the upper surface of the gear bracket plate 20 is fixedly connected with a first rotating shaft 28, a second rotating shaft 27 and a third rotating shaft 26, the peripheral side surface of the first rotating shaft 28 is rotatably connected with a first driven gear 21, and the peripheral side surface of the second rotating shaft 27 rotates A second driven gear 23 is connected, a third driven gear 24 is rotatably connected to the side surface of the third shaft 26, the first driven gear 21 is meshed with the second driven gear 23, and the second driven gear 23 is connected with the third driven gear 24. The driven gear 24 is meshed, and the peripheral side surface of the third driven gear 24 is meshed with a fourth driven gear 25; Other gears will also rotate, and due to the different modules of each gear, the speed of each gear will also be different.

The fourth driven gear 25 is installed on the peripheral side of the main shaft 11, and the fourth driven gear 25 is fixedly connected with the main shaft 11; in the above structure, when the main shaft 11 rotates, the fourth driven gear 25 also rotates accordingly.

The sliding bracket 14 is installed on the lower surface of the gear bracket plate 20, the driving motor 10 is installed on the lower surface of the sliding bracket 14, the upper end of the driving motor 10 is fixedly connected with a motor gear 22, and the motor gear 22 meshes with the first driven gear 21. The sliding bracket A positioning pin 15 and a sliding pin 16 are connected between 14 and the gear bracket plate 20, and the positioning pin 15 is located on the side away from the sliding pin 16; in the above structure, the driving motor 10 can drive the motor gear 22 to rotate, and then the motor gear 22 can drive The first driven gear 21 rotates, and the sliding bracket 14 can slide within a certain angle through the sliding pin 16 .

Wherein, the lower surface of the gear bracket plate 20 is also installed with an electromagnet 17, one surface of the electromagnet 17 is slidably connected with a second movable link 19, one end of the second movable link 19 is connected with the sliding bracket 14 through a hinge, and the second movable link A second link pressure spring 18 is also provided on the side of the 19 circumference; in the above structure, because the electromagnet 17 is not energized at ordinary times, the sliding bracket 14 and the second movable link 19 make the motor gear driven by the second link pressure spring 18. 22 is separated from the first driven gear 21, so that the drive motor 10 is not allowed to rotate with the first driven gear 21 when rotating the password turntable 6 for code matching, so that there is no inertia to achieve easy password matching.

Among them, the main shaft 11 is also provided with a shaft sleeve 12 on the peripheral side surface to protect the main shaft 11 .

Please refer to Figures 1-5. The present invention is a vault code lock garbled device. The driving motor 10 used is a DC motor with a rated voltage of 12V. Its working principle is as follows:

When the lock needs to be unlocked, the combination lock link 5 is driven to rotate by rotating the combination dial 6. When the combination lock link 5 rotates, the combination lock dial 4 can be driven to rotate, and then the combination lock dial 4 will drive the first movable link 3. Then the first movable link 3 drives the main shaft 11 to rotate. When the main shaft 11 rotates, the fourth driven gear 25 will also rotate. will rotate accordingly. And the electromagnet 17 is not energized at this time, the sliding bracket 14 and the second movable link 19 are pushed by the second link pressure spring 18 to separate the motor gear 22 from the first driven gear 21, thereby rotating the cipher dial 6 to match the code At the same time, the drive motor 10 is not allowed to rotate with the first driven gear 21, so that there is no inertia to easily match the password, and then unlock.

When it needs to be locked, the electromagnet 17 is energized to generate a magnetic field to attract the sliding bracket 14 to rotate along the sliding pin 16 by a certain angle, and then the sliding bracket 14 pulls the motor gear 22 of the driving motor 10 and the first driven gear through the second movable link 19 21 is meshed, and the combination lock dial 4 is driven to rotate through the second driven gear 23, the third driven gear 24, the fourth driven gear 25, the main shaft 11 and the first movable link 3, thereby realizing the number of the combination lock. It is messy, so that the next time you use it, you must re-pair the code, which realizes the password security.

In the description of this specification, description with reference to the terms "one embodiment," "example," "specific example," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one aspect of the present invention. in one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-disclosed preferred embodiments of the present invention are provided only to help illustrate the present invention. The preferred embodiments do not describe all the details and do not limit the invention to specific embodiments only. Obviously, many modifications and variations are possible in light of the contents of this specification. These embodiments are selected and described in this specification in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is to be limited only by the claims and their full scope and equivalents.

Claims (8)

1. A vault cipher lock garbler, comprising an upper cover (1), a base (2) and a cipher lock body (7), characterized in that: The upper surface of the base (2) and the lower surface of the upper cover (1) are fixedly connected by screws, and several fixing screws (9) are threadedly connected between the lower surface of the base (2) and the combination lock body (7). A password lock connecting rod (5) is rotatably connected to the lower surface of the password lock body (7), and a password dial (6) is fixedly connected to the lower end of the password lock connecting rod (5); The combination lock connecting rod (5) passes through the combination lock body (7), one end of the combination lock connecting rod (5) is fixedly connected with the combination lock dial (4), and the upper surface of the combination lock dial (4) A first movable link (3) is fixedly connected, the upper side of the first movable link (3) is provided with a main shaft (11), the main shaft (11) is installed in the base (2), the main shaft (11) ) The lower end surface is provided with an installation groove, the first movable link (3) is slidingly matched with the installation groove, and the upper end of the first movable link (3) is also fixedly connected with a first link compression spring (13), so The first connecting rod compression spring (13) is installed in the installation groove. 2 . The vault combination lock garbler according to claim 1 , wherein a combination lock tongue ( 8 ) is slidably connected to one surface of the combination lock body ( 7 ). 3 . 3. The vault combination lock scrambling device according to claim 1, wherein a gear bracket plate (20) is further provided between the upper cover (1) and the base (2), and the gear bracket plate (20) ) and the base (2) are fixedly connected with screws. 4. The vault combination lock scrambling device according to claim 3, wherein the upper surface of the gear support plate (20) is fixedly connected with a first rotating shaft (28), a second rotating shaft (27) and a third rotating shaft ( 26), a first driven gear (21) is rotatably connected to the peripheral side surface of the first rotating shaft (28), and a second driven gear (23) is rotatably connected to the peripheral side surface of the second rotating shaft (27). A third driven gear (24) is rotatably connected to the peripheral side of the third shaft (26), the first driven gear (21) meshes with the second driven gear (23), and the second driven gear (23) ) meshes with the third driven gear (24), and the peripheral side surface of the third driven gear (24) is meshed with a fourth driven gear (25). 5. The vault combination lock scrambling device according to claim 4, wherein the fourth driven gear (25) is installed on the peripheral side of the main shaft (11), and the fourth driven gear (25) is connected to the main shaft. (11) Fixed connection. 6. The vault combination lock scrambling device according to claim 4, wherein a sliding bracket (14) is installed on the lower surface of the gear bracket plate (20), and a driving motor is installed on the lower surface of the sliding bracket (14). (10), a motor gear (22) is fixedly connected to the upper end of the drive motor (10), the motor gear (22) is engaged with the first driven gear (21), and the sliding bracket (14) is connected to the gear bracket plate A positioning pin (15) and a sliding pin (16) are connected between (20), and the positioning pin (15) is located on the side away from the sliding pin (16). 7. The vault combination lock scrambling device according to claim 6, characterized in that, an electromagnet (17) is also installed on the lower surface of the gear bracket plate (20), and a surface of the electromagnet (17) is slidably connected with A second movable link (19), one end of the second movable link (19) is connected with the sliding bracket (14) through a hinge, and the peripheral side of the second movable link (19) is also provided with a second link pressure spring (18). 8. The vault combination lock scrambling device according to claim 1, characterized in that, a shaft sleeve (12) is further provided on the peripheral side surface of the main shaft (11).

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