CN107100457B

CN107100457B - Simple intelligent cashbox coded lock and control method thereof

Info

Publication number: CN107100457B
Application number: CN201710487132.5A
Authority: CN
Inventors: 顾梓昆
Original assignee: Zikun Hangzhou Escort Security Service Co ltd
Current assignee: Zikun Hangzhou Escort Security Service Co ltd
Priority date: 2017-06-23
Filing date: 2017-06-23
Publication date: 2022-05-03
Anticipated expiration: 2037-06-23
Also published as: CN107100457A

Abstract

A simple intelligent cashbox coded lock and a control method thereof belong to the technical field of financial escort intelligent cashboxes. The sensor is adopted for positioning, the step number of the stepping motor is used as an opening key, two groups of keys with different shapes are provided through the positive rotation and the negative rotation of the stepping motor, and the position of the positioning sensor can be adjusted at any time so as to change the key of each encryption lock mechanism. According to the simple intelligent cashbox coded lock and the control method thereof, two groups of keys with different keys are provided, the keys can be modified at any time, the keys of each cashbox can be different, the cracking difficulty is increased, the use is safe and reliable, the whole device is simple in structure, and the cost is low.

Description

Simple intelligent cashbox coded lock and control method thereof

Technical Field

The invention belongs to the technical field of financial escort intelligent cashboxes, and particularly relates to a simple intelligent cashbox coded lock and a control method thereof.

Background

The supervision and the theftproof of cash box all are the focus of importance in financial escort, and the cash box can only be opened to the inside or appointed place of machine that uses, and at whole escort in-process, the cash box is in the shutting state, need not to unpack.

The existing lock of the cashbox has the following processing modes on anti-theft processing: the cashbox adopts a simple mechanical lock and a universal key, one key can open a plurality of cashboxes, and the cashbox is mainly used in the cashbox with small denomination and only has a simple anti-theft function. If different cashbox keys are adopted, the management of the keys in maintenance is a more complicated process for a plurality of cashbox devices. The cashbox with the key has the inherent defects that the maintenance convenience and the anti-theft aspect of the cashbox are difficult to be considered, and the mechanical lock is not high in anti-theft aspect, and has the advantage of low cost. The other method is that the mechanical lock is subjected to lead sealing treatment, and compared with the former method, the lead sealing anti-theft treatment is added, but the anti-theft measure is only a retrospective basis and does not have an anti-theft function. For the cashbox stored with large money amount, a high-grade electronic coded lock and a mechanical lock are generally adopted to prevent theft, but the scheme has high cost and is not suitable for common cashbox management, and the storage and the handover of keys are a more complicated process in the escort of the cashbox.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to design and provide a technical scheme of a simple intelligent cashbox coded lock and a control method thereof, wherein a sensor is used for positioning, the step number of a stepping motor is used as a starting key, two groups of different keys are provided through positive and negative rotation of the stepping motor, the position of the positioning sensor can be adjusted at any time so as to change the key of each encryption lock mechanism, the electronic key is not required to be forgotten, the risks of leakage of the electronic key and the like are avoided, the cracking difficulty is high, the use is safe and convenient, and the cost is low.

The simple intelligent cashbox coded lock is characterized in that a control panel, a first guide plate, a second guide plate and a stepping motor are arranged in the box body in a matched manner, a first lock disc and a first gear are coaxially installed on the side surface of the first guide plate, the first lock disc and the first gear are fixedly connected, a first lock disc notch is arranged on the edge of the first lock disc, and a first zero position sensor with a fixed position and a first positioning sensor with an adjustable position are installed on the edge of the first guide plate; a second lock disc and a second gear are coaxially arranged on the side surface of the second guide plate, the second lock disc and the second gear are fixedly connected, a second lock disc notch is arranged at the edge of the second lock disc, and a second zero position sensor with a fixed position and a second positioning sensor with an adjustable position are arranged at the edge of the second guide plate; the outer ring of the first lock disc rotates in the gaps of the first zero position sensor and the first positioning sensor, and the outer ring of the second lock disc rotates in the gaps of the second zero position sensor and the second positioning sensor; the lock tongue is respectively provided with a first lock tongue notch and a second lock tongue notch which correspond to the first lock disc notch and the second lock disc notch, an output shaft of the stepping motor is in transmission fit with the rotating shaft, two ends of the rotating shaft are arranged on the box body, the rotating shaft is provided with a one-way forward rotation bearing and a one-way reverse rotation bearing in a matching way, the one-way forward rotation bearing is provided with a forward rotation gear, the one-way reverse rotation bearing is provided with a reverse rotation gear, the forward rotation gear is in transmission fit with the first gear, and the reverse rotation gear is in transmission fit with the second gear; the lock tongue is provided with a lock tongue detection sensor in a matching way, and the stepping motor, the first zero position sensor, the first positioning sensor, the second zero position sensor, the second positioning sensor and the lock tongue detection sensor are in control connection with the control panel.

A simple and easy intelligent cash box trick lock, the first slide of its characterized in that first positioning sensor fixed connection, correspond on the first deflector and set up first spout, first slide and first spout sliding fit and through first gleitbretter fixed screw locking location.

A simple and easy intelligent cash box trick lock, its characterized in that second positioning sensor fixed connection second slide, correspond on the second deflector and set up the second spout, second slide and second spout sliding fit and through second slide fixed screw locking location.

The simple intelligent cashbox coded lock is characterized in that the forward rotation gear is in meshing transmission with the first gear through the first transmission gear, and the reverse rotation gear is in meshing transmission with the second gear through the second transmission gear.

The simple intelligent cashbox coded lock is characterized in that an output gear is arranged on an output shaft of the stepping motor in a matched mode, a speed change gear is arranged on the rotating shaft in a matched mode, and the output gear is in meshed transmission with the speed change gear.

The simple intelligent cashbox coded lock is characterized in that a lock catch reset spring is arranged on the lock catch in a matched mode.

The simple intelligent cashbox coded lock is characterized in that a lock tongue reset spring is arranged on a lock tongue in a matching mode.

A simple and easy intelligent cash box trick lock, connect the spring bolt connecting plate on its characterized in that spring bolt, set up first spring bolt breach, second spring bolt breach on the spring bolt connecting plate.

The simple intelligent cashbox coded lock is characterized in that a first zero position sensor is fixedly arranged on a first guide plate through a first zero position fixing plate; and the second zero position sensor is fixedly arranged on the second guide plate through a second zero position fixing plate.

The control method of the simple intelligent cashbox coded lock is characterized by comprising the following steps:

1) and generation of the key: the key is arranged in the cashbox, two groups of sensor adjusting mechanisms with the same structure are arranged in the cashbox, two groups of different keys are arranged corresponding to each encryption lock, the distance between the first zero position sensor and the first positioning sensor can be adjusted at will, and the distance between the second zero position sensor and the second positioning sensor can be adjusted at will, so that the keys corresponding to each cashbox are different; the distance between the first zero position sensor and the first positioning sensor and the distance between the second zero position sensor and the second positioning sensor are calculated and converted into the step number of the stepping motor, and the step number is two groups of keys for unlocking;

2) encryption lock control: when an external machine uses the encryption lock mechanism, the stepping motor is controlled through an external interface of a control board in the cashbox, and state information of a first zero-position sensor, a first positioning sensor, a second zero-position sensor, a second positioning sensor and a lock tongue detection sensor is obtained; when the control is started, the encryption lock mechanism is reset through the control board, so that the key of the encryption lock is obtained, and the control board controls the stepping motor to walk by the steps specified by the key; the stepping motor rotates forwards, and the forward rotation gear drives the first lock disc to rotate so that the first lock disc notch corresponds to the first lock tongue notch; the stepping motor rotates reversely, the reversing gear drives the second lock disc to rotate, so that a second lock disc notch corresponds to a second lock disc notch, the lock disc notch is consistent with a lock tongue notch, the lock tongue can slide freely, and the cashbox is opened by pulling the lock tongue toggle switch; the encryption key transmits data through encryption between the interfaces, after the box cover is covered, the box cover is automatically locked, the lock tongue detection sensor detects in place, the control panel drives the stepping motor to rotate reversely and rotate forwardly to reset, the lock tongue notch and the lock disc notch are staggered, and preparation is made for next unlocking.

According to the simple intelligent cashbox coded lock and the control method thereof, a mechanical key is not needed, and the risks that the mechanical key is lost, the key is copied or stolen and the like are not needed; the electronic key does not need to be manually contacted and only is transmitted in the control equipment, so that the electronic key does not need to be forgotten, and the risks of leakage and the like of the electronic key do not exist; two groups of keys are provided, the keys can be modified at any time, and the keys of each cashbox can be different, so that the cracking difficulty is increased; the whole device has simple structure and low cost.

Drawings

FIG. 1 is a first partial schematic view of the present invention;

FIG. 2 is a second partial schematic view of the present invention;

FIG. 3 is a third schematic view of a partial structure of the present invention;

FIG. 4 is a fourth schematic view of a partial structure of the present invention;

FIG. 5 is a fifth overall view of the present invention;

in the figure: 1-a first positioning sensor, 2-a first sliding sheet, 3-a first lock disc, 4-a first sliding sheet fixing screw, 5-a first sliding chute, 6-a first guide plate, 7-a first lock disc notch, 8-a first zero position fixing plate, 9-a first zero position sensor, 10-a first gear, 11-a first transmission gear, 12-a second zero position sensor, 13-a second zero position fixing plate, 14-a second guide plate, 15-a second sliding chute, 16-a second sliding sheet fixing screw, 17-a second sliding sheet, 18-a second positioning sensor, 19-a second lock disc, 20-a second lock disc notch, 21-a second gear, 22-a second transmission gear, 23-a stepping motor, 24-an output gear, 25-a speed change gear, 26-bolt return spring, 27-first bolt notch, 27 a-second bolt notch, 28-bolt connecting plate, 29-lock catch return spring, 30-lock catch, 31-bolt detection sensor, 32-bolt, 33-rotating shaft, 34-reverse gear, 34 a-one-way reverse bearing, 35-forward gear, 35 a-one-way forward bearing, 36-control board, 37-box cover and 38-box body.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

As shown in the figure, the simple intelligent cashbox coded lock comprises a box body 38 and a box cover 37, wherein a lock tongue 32 and a lock catch 30 are arranged in the box body 38 in a matching manner, the lock catch 30 is locked with or unlocked from a bolt on the box cover 37 in a matching manner, a control plate 36, a first guide plate 6, a second guide plate 14 and a stepping motor 23 are arranged in the box body 38 in a matching manner, a first lock disc 3 and a first gear 10 are coaxially arranged on the side surface of the first guide plate 6, the first lock disc 3 and the first gear 10 are fixedly connected, a first lock disc notch 7 is arranged on the edge of the first lock disc 3, a first zero position sensor 9 with a fixed installation position and a first positioning sensor 1 with an adjustable position are arranged on the edge of the first guide plate 6; a second lock disc 19 and a second gear 21 are coaxially arranged on the side surface of the second guide plate 14, the second lock disc 19 and the second gear 21 are fixedly connected, a second lock disc notch 20 is arranged at the edge of the second lock disc 19, and a second zero position sensor 12 and a second positioning sensor 18 with adjustable positions are arranged at the edge of the second guide plate 14 and are fixed in position; the outer ring of the first lock disc 3 rotates in the gaps of the first zero position sensor 9 and the first positioning sensor 1, and the outer ring of the second lock disc 19 rotates in the gaps of the second zero position sensor 12 and the second positioning sensor 18; a first lock tongue notch 27 and a second lock tongue notch 27a corresponding to the first lock disc notch 7 and the second lock disc notch 20 are respectively arranged on the lock tongue 32, an output shaft of the stepping motor 23 is in transmission fit with a rotating shaft 33, two ends of the rotating shaft 33 are arranged on a box body 38, a one-way forward rotation bearing 35a and a one-way reverse rotation bearing 34a are arranged on the rotating shaft 33 in a matching way, a forward rotation gear 35 is arranged on the one-way forward rotation bearing 35a, a reverse rotation gear 34 is arranged on the one-way reverse rotation bearing 34a, the limiting directions of the two one-way bearings are opposite, the forward rotation gear 35 is in transmission fit with the first gear 10, and the reverse rotation gear 34 is in transmission fit with the second gear 21; the lock tongue 32 is provided with a lock tongue detection sensor 31 in a matching way, and the stepping motor 23, the first zero position sensor 9, the first positioning sensor 1, the second zero position sensor 12, the second positioning sensor 18 and the lock tongue detection sensor 31 are in control connection with a control panel 36. First positioning sensor 1 fixed connection first slide 2, correspond on the first deflector 6 and set up first spout 5, first slide 2 and 5 sliding fit of first spout lock the location through first slide fixed screw 4. The second positioning sensor 18 is fixedly connected with a second sliding sheet 17, a second sliding groove 15 is correspondingly arranged on the second guide plate 14, and the second sliding sheet 17 is in sliding fit with the second sliding groove 15 and is locked and positioned through a second sliding sheet fixing screw 16. The structures of the first sliding chute 5 and the second sliding chute 15 can be continuous or segmented, so that large-angle adjustment of the positioning sensor is facilitated. The forward rotation gear 35 is in meshing transmission with the first gear 10 through the first transmission gear 11, and the reverse rotation gear 34 is in meshing transmission with the second gear 21 through the second transmission gear 22. An output gear 24 is arranged on an output shaft of the stepping motor 23 in a matching manner, a speed change gear 25 is arranged on a rotating shaft in a matching manner, and the output gear 24 is in meshing transmission with the speed change gear 25. The lock catch 30 is provided with a lock catch return spring 29. A bolt return spring 26 is cooperatively disposed on bolt 32. The bolt 32 is connected with a bolt connecting plate 28, and the bolt connecting plate 28 is provided with a first bolt notch 27 and a second bolt notch 27 a. The first zero position sensor 9 is fixedly arranged on the first guide plate 6 through a first zero position fixing plate 8; the second zero position sensor 12 is fixedly mounted on the second guide plate 14 through a second zero position fixing plate 13.

The control method of the simple intelligent cashbox coded lock comprises the following steps:

1) and generation of the key: the key is arranged in the cashbox, two groups of sensor adjusting mechanisms with the same structure are arranged in the cashbox, two groups of different keys are arranged corresponding to each encryption lock, the distance between the first zero position sensor 9 and the first positioning sensor 1 can be adjusted at will, and the distance between the second zero position sensor 12 and the second positioning sensor 18 can be adjusted at will, so that the keys corresponding to each cashbox are different; the distance between the first zero position sensor 9 and the first positioning sensor 1 and the distance between the second zero position sensor 12 and the second positioning sensor 18 are calculated and converted into the step number of the stepping motor 23, and the step number is two groups of keys for unlocking;

2) encryption lock control: when an external machine uses the encryption lock mechanism, the control panel 36 in the cashbox controls the stepping motor 23 through external interfaces to acquire state information of the first zero position sensor 9, the first positioning sensor 1, the second zero position sensor 12, the second positioning sensor 18 and the bolt detection sensor 31; when the control is started, the encryption lock mechanism is reset through the control board 36, so that the key of the encryption lock is obtained, and the control board 36 controls the stepping motor 23 to walk by the steps specified by the key; the stepping motor 23 rotates forwards, and the forward rotation gear 35 drives the first lock disc 3 to rotate so that the first lock disc notch 7 corresponds to the first lock tongue notch 27; the stepping motor 23 rotates reversely, the reverse gear 34 drives the second lock disc 19 to rotate, so that the second lock disc notch 20 corresponds to the second lock disc notch 20, the lock disc notch is consistent with the bolt notch, the bolt 32 can slide freely, and the cashbox is opened by pulling the bolt 32 to toggle the switch; the encryption key transmits data between the interfaces through encryption, the box cover 37 is automatically locked after being covered, the lock tongue detection sensor 31 detects the data in place, the control board 36 drives the stepping motor 23 to rotate reversely and rotate forwardly to reset, and the lock tongue notch and the lock disc notch are staggered to prepare for next unlocking.

In the actual cashbox escort process, the cashbox is powered off, so the stepping motor 23 cannot be rotated, the box cover 37 cannot be opened, and only when the cashbox is positioned on the running machine or brought back to the specified position, the cashbox can be opened by running the specified program.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures or control methods using the contents of the present specification and drawings, or directly or indirectly applying to other related technical fields, are included in the scope of the present invention.

Claims

1. A simple intelligent cashbox coded lock comprises a box body (38) and a box cover (37), wherein a lock tongue (32) and a lock catch (30) are arranged in the box body (38) in a matched manner, and the lock catch (30) is locked or unlocked with a bolt on the box cover (37) in a matched manner, and the simple intelligent cashbox coded lock is characterized in that a control plate (36), a first guide plate (6), a second guide plate (14) and a stepping motor (23) are arranged in the box body (38) in a matched manner, a first lock disc (3) and a first gear (10) are coaxially arranged on the side surface of the first guide plate (6), the first lock disc (3) is fixedly connected with the first gear (10), a first lock disc notch (7) is arranged at the edge of the first lock disc (3), and a first zero position sensor (9) with a fixed mounting position and a first positioning sensor (1) with an adjustable position are arranged at the edge of the first guide plate (6); a second lock disc (19) and a second gear (21) are coaxially arranged on the side surface of a second guide plate (14), the second lock disc (19) and the second gear (21) are fixedly connected, a second lock disc notch (20) is arranged on the edge of the second lock disc (19), and a second zero position sensor (12) with a fixed position and a second positioning sensor (18) with an adjustable position are arranged on the edge of the second guide plate (14); the outer ring of the first lock disc (3) rotates in the gaps of the first zero position sensor (9) and the first positioning sensor (1), and the outer ring of the second lock disc (19) rotates in the gaps of the second zero position sensor (12) and the second positioning sensor (18); a first lock tongue notch (27) and a second lock tongue notch (27 a) which correspond to the first lock disc notch (7) and the second lock disc notch (20) are respectively arranged on a lock tongue (32), an output shaft of a stepping motor (23) is in transmission fit with a rotating shaft (33), two ends of the rotating shaft (33) are arranged on a box body (38), a one-way forward rotation bearing (35 a) and a one-way reverse rotation bearing (34 a) are arranged on the rotating shaft (33) in a matching way, a forward rotation gear (35) is arranged on the one-way forward rotation bearing (35 a), a reverse rotation gear (34) is arranged on the one-way reverse rotation bearing (34 a), the forward rotation gear (35) is in transmission fit with a first gear (10), and the reverse rotation gear (34) is in transmission fit with a second gear (21); the lock tongue (32) is provided with a lock tongue detection sensor (31) in a matching way, and the stepping motor (23), the first zero position sensor (9), the first positioning sensor (1), the second zero position sensor (12), the second positioning sensor (18) and the lock tongue detection sensor (31) are in control connection with the control panel (36).

2. The simple intelligent cashbox combination lock as claimed in claim 1, wherein the first positioning sensor (1) is fixedly connected with the first sliding piece (2), the first guide plate (6) is correspondingly provided with the first sliding slot (5), and the first sliding piece (2) is in sliding fit with the first sliding slot (5) and is locked and positioned through the first sliding piece fixing screw (4).

3. A simple intelligent cashbox combination lock as claimed in claim 1 wherein the second positioning sensor (18) is fixedly connected with the second sliding piece (17), the second guiding plate (14) is correspondingly provided with the second sliding slot (15), and the second sliding piece (17) is in sliding fit with the second sliding slot (15) and is locked and positioned by the second sliding piece fixing screw (16).

4. A simple intelligent cashbox combination lock as claimed in claim 1 wherein the forward rotation gear (35) is in meshing transmission with the first gear (10) through the first transmission gear (11), and the reverse rotation gear (34) is in meshing transmission with the second gear (21) through the second transmission gear (22).

5. A simple intelligent cashbox combination lock as claimed in claim 1 wherein an output gear (24) is cooperatively disposed on an output shaft of the stepping motor (23), a change gear (25) is cooperatively disposed on a rotating shaft, and the output gear (24) is in mesh transmission with the change gear (25).

6. A simple intelligent cashbox combination lock as recited in claim 1, wherein the lock catch (30) is cooperatively provided with a lock catch return spring (29).

7. The simple intelligent cashbox combination lock as recited in claim 1, wherein the lock tongue return spring (26) is cooperatively arranged on the lock tongue (32).

8. The simple intelligent cashbox coded lock as claimed in claim 1, wherein the bolt (32) is connected with a bolt connecting plate (28), and the bolt connecting plate (28) is provided with a first bolt notch (27) and a second bolt notch (27 a).

9. A simple intelligent cashbox combination lock as claimed in claim 1 wherein the first zero position sensor (9) is fixedly mounted on the first guide plate (6) by a first zero position fixing plate (8); the second zero position sensor (12) is fixedly arranged on the second guide plate (14) through a second zero position fixing plate (13).

10. The method for controlling the simple intelligent cashbox combination lock of claim 1 is characterized by comprising the following steps:

1) and generation of the key: the key is arranged in the cashbox, two groups of sensor adjusting mechanisms with the same structure are arranged in the cashbox, two groups of different keys are arranged corresponding to each encryption lock, the distance between the first zero position sensor (9) and the first positioning sensor (1) can be adjusted at will, and the distance between the second zero position sensor (12) and the second positioning sensor (18) can be adjusted at will, so that the keys corresponding to each cashbox are different; the distance between the first zero position sensor (9) and the first positioning sensor (1) and the distance between the second zero position sensor (12) and the second positioning sensor (18) are calculated and converted into the number of steps taken by the stepping motor (23), and the number of the steps is two groups of keys for unlocking;

2) encryption lock control: when an external machine uses the encryption lock, the stepping motor (23) is controlled through an external interface of a control board (36) in the cashbox, and state information of the first zero position sensor (9), the first positioning sensor (1), the second zero position sensor (12), the second positioning sensor (18) and the bolt detection sensor (31) is obtained; when the control is started, the control panel (36) resets the encryption lock so as to obtain the key of the encryption lock, and the control panel (36) controls the stepping motor (23) to walk the step number specified by the key; the stepping motor (23) rotates forwards, and the forward rotation gear (35) drives the first lock disc (3) to rotate so that the first lock disc notch (7) corresponds to the first lock tongue notch (27); the stepping motor (23) rotates reversely, the reverse gear (34) drives the second lock disc (19) to rotate, so that the second lock disc notch (20) corresponds to the second lock disc notch (20), the lock disc notch is consistent with the bolt notch, the bolt (32) can slide freely, and the cashbox is opened by pulling the bolt (32) to toggle the switch; the encryption key transmits data between the interfaces through encryption, after the box cover (37) is covered, the locking is carried out automatically, the lock tongue detection sensor (31) detects in place, the control board (36) drives the stepping motor (23) to rotate reversely and rotate forwardly to reset, the lock tongue notch and the lock disc notch are staggered, and preparation is made for next unlocking.