CN110264609A - A kind of automatic coin exchanger and its control method - Google Patents

Abstract

The invention discloses an automatic coin exchange machine and a control method thereof, which comprises a casing, and a coin storage cylinder, a pressure sensor, an electric coin pushing mechanism, a display screen, a wireless communication module and a control device are installed in the casing. The pressure sensor supports the coin storage cylinder or the coins in the coin storage cylinder, the electric coin pushing mechanism is arranged below the coin storage cylinder, and the control device is connected with the pressure sensor, the electric push coin respectively. The coin mechanism, the display screen, and the wireless communication module are electrically connected. The automatic coin exchange machine is installed at corresponding positions such as bus stations or supermarket entrances, which solves the embarrassment of people without coins and facilitates people's daily life. The automatic coin exchange machine can conduct automatic coin sales by scanning the QR code, which is convenient for people to change coins at any time, and avoids the embarrassment of people not having coins in cars, storage, etc.

Description

An automatic coin exchange machine and its control method

technical field

The invention relates to an automatic coin exchange machine and a control method thereof.

Background technique

At present, when people take the bus or go to the supermarket to shop and store items, sometimes they suddenly find that they don’t have coins with them, which is very embarrassing. Even if there are workers or stores nearby to exchange for coins, it is troublesome to toss back and forth. If there are no workers or stores nearby to exchange for coins, It directly leads to the inability to take the bus or store items, etc., which affects people's daily travel or shopping and other living behaviors, which is very inconvenient.

Contents of the invention

In view of the deficiencies in the prior art, the object of the present invention is to provide an automatic coin changer and its control method, which is convenient for people to buy coins and ensures normal daily life of people.

In order to solve the above-mentioned technical problems, the present invention adopts the following technical solutions: an automatic coin exchange machine, including a casing, a coin storage cylinder, a pressure sensor, an electric coin pushing mechanism, a display screen, a wireless communication module and A control device, the pressure sensor supports the coin storage cylinder or the coins in the coin storage cylinder, the electric coin pushing mechanism is arranged next to the bottom of the coin storage cylinder, and the control device is connected with the pressure sensor respectively , the electric coin pushing mechanism, the display screen, and the wireless communication module are electrically connected.

Further, a coin outlet is provided on the lower front side of the coin storage tube, and a coin holding slot is arranged inside the casing, and the coin outlet leads to the coin holding slot through a slant plate, and the coin holding slot A slot is partially exposed outside the casing.

Further, a collision sensor is installed in the casing, and the collision sensor is electrically connected with the control device.

Further, an alarm is also installed in the casing, and the alarm is electrically connected to the control device.

Further, the top of the casing is provided with a coin slot, and a machine cover is installed at the coin slot, one end of the cover is hinged with the casing, and the other end of the cover is connected to the box through a lock. The above casing can be detachably connected.

Further, the electric coin pushing mechanism includes a motor, a first pulley, a first belt, a second pulley, a third pulley, a second belt and a push block, and the first pulley is fixedly mounted on the motor at the output end, the first pulley drives the second pulley to rotate through the first belt, the second pulley drives the third pulley to rotate through the second belt, and the push block Fixed on the second belt, the push block is located at the lower rear side of the coin storage cylinder.

Further, the wireless communication module includes at least one of a WiFi module, a 4G module, and a 5G module.

Further, the control device is a single-chip microcomputer.

The present invention also provides a control method for an automatic coin changer, including:

When there is no coin in the coin storage cylinder, the pressure sensor does not sense the weight of the coin or the net weight of the coin storage cylinder increases, the pressure sensor sends an electric signal to the control device, and the control device sends an electric signal to the display screen, so The display screen shows "sold out", and the control device sends the coin shortage information to the background service center through the wireless communication module at the same time;

When there are coins in the coin storage cylinder, the pressure sensor senses the weight of the coin or the increase in the weight of the coin storage cylinder, the pressure sensor sends an electric signal to the control device, and the control device sends an electric signal For the display screen, the display screen displays "sales" and the two-dimensional code for payment, and the control device sends normal information to the background service center through the wireless communication module at the same time;

After the user scans the two-dimensional code for payment with a mobile terminal and pays, the mobile terminal sends payment information to the cloud payment platform, and the cloud payment platform sends the currency information to the control device, and the control device sends an electronic The signal is sent to the display screen, and the display screen shows "out of coins", and the control device simultaneously sends an electric signal to the electric coin pushing mechanism, and the electric coin pushing mechanism pushes out the coin at the bottom of the coin storage tube, After the coin is out, the control device sends an electric signal to the electric coin pushing mechanism, and the electric coin pushing mechanism returns to its original state;

When the machine breaks down, the control device sends an electric signal to the display screen, and the display screen displays "failure in progress", and the control device sends fault information to the background service center through the wireless communication module at the same time.

Further, when the machine is violently destroyed by unscrupulous elements, the collision sensor senses the strong vibration of the casing, the collision sensor sends an electric signal to the control device, and the control device sends an electric signal to the alarm, and the alarm An alarm sound is issued, and the control device simultaneously sends someone's sabotage information to the background service center through the wireless communication module.

Compared with the prior art, the present invention has the following beneficial effects: the automatic coin changer is installed at corresponding positions such as bus stations or supermarket entrances, which solves the embarrassment of people without coins and facilitates people's daily life; It is convenient for people to exchange coins at any time, reducing manual coin exchange, and avoiding the embarrassment of people without coins in cars and storage; the current status of the automatic coin exchange machine can be displayed on the display.

Description of drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a circuit block diagram of an embodiment of the present invention.

Marks in the figure: 1-machine cover; 2-lock ring; 3-lock head; 4-display screen; 5-coin storage tube; 6-casing; 7-motor; 8-first belt; 9-coin holder ;10-control device; 11-pressure sensor; 12-push block; 13-third pulley; 14-coin outlet; 15-second belt; 16-second pulley; 17-electric coin pushing mechanism; 18 - wireless communication module; 19 - collision sensor; 20 - alarm.

Detailed ways

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments will be described in detail with reference to the accompanying drawings.

As shown in Figures 1-2, the present embodiment provides an automatic coin changer, including a casing 6, inside which a coin storage cylinder 5, a pressure sensor 11, an electric coin pushing mechanism 17, a display screen 4, The wireless communication module 18 and the control device 10, the coin storage tube 5 is used to stack and stack a predetermined number of coins, the quantity of the coin storage tube 5 is at least one; the pressure sensor 11 supports the coins in the coin storage tube 5 or the coin storage tube 5, for Measure the weight of the coin storage tube 5 or the coin weight in the coin storage tube 5; the electric coin pushing mechanism 17 is arranged on the side next to the bottom of the coin storage tube 5, and is used to push out a coin at the bottom of the coin storage tube 5; the control device 10 respectively It is electrically connected with the pressure sensor 11, the electric coin pushing mechanism 17, the display screen 4, and the wireless communication module 18, and is used to control the operation of the machine. Among them, the display screen 4 is used to display the machine status information and the payment two-dimensional code to the user; the wireless communication module 18 is used for the network connection between the control device 10 and the cloud payment platform and the background service center.

In this embodiment, for the convenience of taking out coins, a coin outlet 14 is provided on the lower front side of the coin storage tube 5, and a coin holding slot 9 is provided in the casing 6, and the coin holding slot 9 is used to receive the electric coin pushing mechanism 17 to push out. coins, the coin outlet 14 leads to the coin holding slot 9 through the swash plate, and the coin holding slot 9 is partially exposed outside the casing 6. Wherein, the casing 6 is a metal casing, and its outer surface can be coated with a protective paint layer and printed with an advertising graphic layer and the like. Of course, the coin holding slot 9 can also be completely exposed outside the casing 6 .

In this embodiment, in order to prevent theft, a collision sensor 19 and an alarm 20 are also installed in the casing 6, and both the collision sensor 19 and the alarm 20 are electrically connected to the control device 10, and the collision sensor 19 is used to sense whether there are undesirable elements. Violent destruction, when someone destroys, the collision sensor 19 transmits the electrical signal to the control device 10, the control device 10 processes it, controls the alarm 20 to alarm, and sends out an alarm sound, which can effectively prevent criminals from destroying the machine. The wireless communication module 18 generates an alarm message to the background service center, indicating that someone has implemented violence to the automatic coin changer, so that personnel are arranged to handle it in the past. Wherein, the control device 10 is a single-chip microcomputer, and the specific model is not limited, such as an AT89C51 single-chip microcomputer; the wireless communication module 18 includes at least one of a WiFi module, a 4G module, and a 5G module, which is convenient for the control device 10 to interact with the cloud payment platform and send information Go to the background service center to explain whether the status of the automatic coin changer is "normal", "faulty", "lack of coins" or "destroyed by someone".

In this embodiment, in order to put coins into the coin storage tube 5 conveniently, the top of the casing 6 is provided with a coin slot, and a machine cover 1 is installed at the coin slot, and the rear end of the machine cover 1 is hinged to the casing 6 , the front end of the machine cover 1 is detachably connected with the casing 6 through a lock. The lock includes a lock head 3 and a lock ring 2. Open the machine cover 1 and put the one-yuan coin into the coin storage tube 5. Close the machine cover after putting the coins. 1. Insert the key into the lock head 3, rotate and fasten the lock ring 2, and when you hear a "click", it means it has been locked. Certainly, also can be arranged on the rear side, the left side or the right side of casing 6 after putting money, put coin opening place and can be equipped with dodge door, one end of dodge door is hinged with casing 6, and the other end of dodge door passes through door. Lock is detachably connected with casing 6.

In this embodiment, for the convenience of pushing coins, the electric coin pushing mechanism 17 includes a motor 7, a first pulley, a first belt 8, a second pulley 16, a third pulley 13, a second belt 15 and a pushing block 12 , the motor 7 is fixedly mounted on the casing 6, the first pulley is fixedly mounted on the output end of the motor 7, the second pulley 16 and the third pulley 13 are directly or indirectly rotatably mounted on the casing 6, and the push block 12 Fixed on the second belt 15, the push block 12 is positioned at the lower rear side of the coin storage tube 5; when the motor 7 rotates, the first pulley drives the second pulley 16 to rotate through the first belt 8, and the second pulley 16 passes through the second pulley. The second belt 15 drives the third pulley 13 to rotate, and the second belt 15 drives the push block 12 to advance, and then promotes a coin at the bottom of the coin storage tube 5 to move outwards, push it out of the coin outlet 14, and the coin slides along the inclined plate In the coin holding slot 9, complete the automatic sale of coins. Of course, the electric coin pushing mechanism 17 can also adopt rectilinear reciprocating motion mechanisms such as an electric push rod mechanism, a motor 7 rack and pinion mechanism.

As shown in Figures 1-2, the automatic coin changer is installed at a demand location such as a bus station or a supermarket entrance during use, and the control method of the automatic coin changer includes:

When there is no coin in the coin storage tube 5, the pressure sensor 11 does not sense the weight of the coin or the net weight of the coin storage tube 5 increases, the pressure sensor 11 sends an electrical signal to the control device 10, and the control device 10 sends an electrical signal to the display screen 4, The display screen 4 shows "sold out", and the control device 10 sends the coin shortage information to the background service center through the wireless communication module 18 at the same time;

When there are coins in the coin storage tube 5, the pressure sensor 11 senses the weight of the coin or the increase of the coin storage tube 5 weight, and the pressure sensor 11 sends an electric signal to the control device 10, and the control device 10 sends an electric signal to the display screen 4 to display The screen 4 displays "selling" and the two-dimensional code for payment, and the control device 10 sends normal information to the background service center through the wireless communication module 18 at the same time;

After the user scans the payment QR code with the mobile terminal and pays, the mobile terminal sends the payment information to the cloud payment platform, the cloud payment platform sends the currency information to the control device 10, and the control device 10 sends an electrical signal to the display screen 4, and the display screen 4 shows "in the coin", and the control device 10 sends an electric signal to the electric coin pushing mechanism 17 at the same time, and the electric coin pushing mechanism 17 pushes out a coin at the bottom of the coin storage tube 5, and the control device 10 sends an electric signal to the coin after the coin is out. Electric coin pushing mechanism 17, electric coin pushing mechanism 17 returns to original state;

When the machine breaks down, the control device 10 sends an electrical signal to the display screen 4, and the display screen 4 displays "faulty", and the control device 10 sends the fault information to the background service center through the wireless communication module 18 at the same time;

When the machine is violently destroyed by bad elements, the collision sensor 19 senses the strong vibration of the casing 6, the collision sensor 19 sends an electric signal to the control device 10, the control device 10 sends an electric signal to the alarm 20, and the alarm 20 emits an alarm sound, At the same time, the control device 10 sends someone's sabotage information to the background service center through the wireless communication module 18 .

In this embodiment, the QR code for payment is unique, and each machine corresponds to a QR code for payment, which is used to distinguish which machine the user scans the QR code for payment. Of course, the payment two-dimensional code can not only be displayed on the display screen 4, but also can be printed on the casing 6 and can be covered by the protective plate, and can also be pasted on the casing 6 and can be covered by the protective plate to prevent A fake QR code that has been altered or covered up.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Any person skilled in the art who does not depart from the content of the technical solution of the present invention can do the above embodiments according to the technical essence of the present invention. Any simple modifications, equivalent changes and modifications shall fall within the scope of the present invention.

Claims (10)

1. a kind of automatic coin exchanger, including casing, which is characterized in that be equipped with coin cartridge, pressure in the casing Sensor, electronic currency-pulling mechanism, display screen, wireless communication module and control device, the pressure sensor support the coin Coin in cartridge or the coin cartridge, the electronic currency-pulling mechanism are set to by the lower section of the coin cartridge Side, the control device respectively with the pressure sensor, the electronic currency-pulling mechanism, the display screen, the wireless communication Module electrical connection.

2. automatic coin exchanger according to claim 1, which is characterized in that set on front side of the lower section of the coin cartridge It is equipped with coin discharge, is provided in the casing and contains coin slot, the coin discharge is led in the Sheng coin slot by inclined plate, the Sheng coin Slot is locally exposed to outside the casing.

3. automatic coin exchanger according to claim 1, which is characterized in that be also equipped with collision sensing in the casing Device, the crash sensor are electrically connected with the control device.

4. automatic coin exchanger according to claim 3, which is characterized in that it is also equipped with alarm in the casing, The alarm is electrically connected with the control device.

5. automatic coin exchanger according to claim 1, which is characterized in that be provided at the top of the casing and put coin Mouthful, described put is equipped with cover at coin mouth, one end of the cover is hinged with the casing, and the other end of the cover passes through Lockset and the casing releasable connection.

6. automatic coin exchanger according to claim 1, which is characterized in that the electronic currency-pulling mechanism include motor, First pulley, the first belt, the second belt wheel, third belt wheel, the second belt and pushing block, the first pulley are fixedly mounted on described The output end of motor, the first pulley drive the second belt wheel rotation by first belt, and second belt wheel is logical It crosses second belt and drives the third belt wheel rotation, the pushing block is fixed on second belt, and the pushing block is located at On rear side of the lower section of the coin cartridge.

7. automatic coin exchanger according to claim 1, which is characterized in that the wireless communication module includes WiFi mould At least one of block, 4G module, 5G module.

8. automatic coin exchanger according to claim 1, which is characterized in that the control device is single-chip microcontroller.

9. a kind of control method of automatic coin exchanger as claimed in any one of claims 1 to 8 characterized by comprising

When not having coin in coin cartridge, pressure sensor does not sense the weight or the coin cartridge of coin Net weight increase, the pressure sensor sends electric signal to control device, and the control device sends electric signal to display screen, The display screen shows " having sold out " that module sends scarce coin information to background service to the control device by wireless communication simultaneously Center；

When having coin in the coin cartridge, the pressure sensor senses the weight or coin storage of coin The increase of cylinder weight, the pressure sensor send electric signal to the control device, the control device send electric signal to The display screen, the display screen is shown " in sale " and gathering two dimensional code, the control device while by wireless communication mould Block sends normal information to background service center；

After gathering two dimensional code and payment described in user's mobile scanning terminal, the mobile terminal Sending Payments information to cloud branch Platform is paid, the cloud payment platform sends coin-out information to the control device, and the control device sends electric signal to display Screen, the display screen shows " in coin-out ", and the control device sends electric signal to electronic currency-pulling mechanism simultaneously, described electronic to push away Coin mechanism releases the lowermost one piece of coin of the coin cartridge, and the control device sends electric signal to electronic after coin-out Currency-pulling mechanism, the electronic currency-pulling mechanism are restored to original state；

When machine breaks down, the control device sends electric signal to display screen, and the display screen is shown " in failure ", institute It states control device while module sends fault message to background service center by wireless communication.

10. the control method of automatic coin exchanger according to claim 9, which is characterized in that further include:

When machine is by undesirable person's violence damage, crash sensor senses the sharp pounding of casing, the crash sensor Electric signal is sent to the control device, the control device sends electric signal to alarm, and the alarm sounds the alarm, Module sends someone's destruction information to background service center to the control device by wireless communication simultaneously.