CN209155077U - A kind of mahjong machine control system with automatic circuit break function - Google Patents
A kind of mahjong machine control system with automatic circuit break function Download PDFInfo
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- CN209155077U CN209155077U CN201821936098.1U CN201821936098U CN209155077U CN 209155077 U CN209155077 U CN 209155077U CN 201821936098 U CN201821936098 U CN 201821936098U CN 209155077 U CN209155077 U CN 209155077U
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- circuit
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- mahjong machine
- controlled
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Abstract
The mahjong machine control system with automatic circuit break function that the utility model discloses a kind of, including control panel, control mainboard, switching circuit, power circuit, transforming circuit；Switching circuit is connect with power circuit, and transforming circuit is all connected with switching circuit, control mainboard；Control panel and control mainboard communicate to connect, control circuit is provided in control mainboard, switching circuit includes switch driving circuit and electronic switch, switch driving circuit is all connected with control circuit, electronic switch, electronic switch is all connected with power circuit, transforming circuit, with the conducting and disconnection between controlling power circuit and transforming circuit.The utility model can automatically power off the safety problem for avoiding being electrified for a long time under electrical equipment is unattended and energy waste phenomenon occurs.
Description
Technical field
The utility model relates to mahjong machine technical field, specially a kind of mahjong machine with automatic circuit break function controls system
System.
Background technique
Nowadays the one kind of mahjong as the Chinese quintessence of Chinese culture can prevent old silly as the converter tools for a kind of battle of wits game
Slow-witted disease, it is popular in every household, it conveniently shuffles to provide, occurs automatic mahjong-playing machine on the market.
The function that existing mahjong machine does not have alternating current 220V power supply to automatically cut off, will be electric if forgotten after mahjong
Source shutdown, then mahjong machine can be chronically at energized state, and electrical equipment is just held in the case where being electrified for a long time and nobody keeps an eye on
Easily there is safety problem, while will also result in energy waste.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of fiber crops with automatic circuit break function
By machine control system, the safety problem for avoiding being electrified for a long time under electrical equipment is unattended can be automatically powered off and energy waste is existing
As occurring.
To achieve the above object, the utility model provides following technical solution: a kind of mahjong with automatic circuit break function
Machine control system, including control panel, control mainboard, switching circuit, power circuit, transforming circuit；The switching circuit and power supply
Circuit connection, the transforming circuit are all connected with switching circuit, control mainboard；The control panel and control mainboard communicate to connect,
Control circuit is provided in the control mainboard, the switching circuit includes switch driving circuit and electronic switch, the switch
Driving circuit is all connected with control circuit, electronic switch, and the electronic switch is all connected with power circuit, transforming circuit, with control
Conducting and disconnection between power circuit and transforming circuit processed.
There are two output end, two output ends connect the transforming circuit tool as a further improvement of the utility model,
It is connected to control mainboard, the power supply of two output end output different voltages grades.
There is in the control mainboard motor power supply interface and main control module to supply as a further improvement of the utility model,
Electrical interface；The output end of the transforming circuit output high voltage grade is connect with motor power supply interface, the output of lower voltage grade
End is connect with main control module power supply interface.
The switch driving circuit includes optocoupler flip chip, the optocoupler as a further improvement of the utility model,
Flip chip is connect with electronic switch, is also connected to the control circuit.
The electronic switch includes silicon-controlled as a further improvement of the utility model, the silicon-controlled triggering end
It is connect with the control terminal of optocoupler flip chip；The silicon-controlled input terminal is connect with power circuit, output end and transforming circuit
Connection.
It is described silicon-controlled for bidirectional triode thyristor as a further improvement of the utility model,.
Pressure-sensitive electricity is connected between the silicon-controlled input terminal and output end as a further improvement of the utility model,
Resistance, one end of the varistor are connect with silicon-controlled input terminal, and the other end is connect with silicon-controlled output end
Battery, the battery and control electricity are provided in the control mainboard as a further improvement of the utility model,
Road, control panel are all connected with.
The cathode ground connection of the battery as a further improvement of the utility model, anode be connected with after diode D2 with
Control circuit connection；The anode of the diode D2 is connect with battery, and cathode connects to the control circuit；The diode D2's is negative
Pole is also connected with diode D1 and is followed by power supply, and the cathode of the diode D1 is connect with diode D2, and anode connects power supply.
The beneficial effects of the utility model, wherein control circuit can using microcontroller in the prior art (such as
STM8 series or STC series etc.) and its peripheral circuit composition the circuit with control function, microcontroller in the prior art
Internal timing program can be arranged in device, can carry out timing by existing timing program, and this class method can be set
Timing threshold value, when reaching timing threshold value by the timing when timing program, microcontroller will output overtime signal.When user from
When opening mahjong machine, timing program can timing always reach timing threshold value until timing, control circuit can issue timeout signal at this time
To switch driving circuit, control electronic switch is disconnected after switch driving circuit receives timeout signal, to disconnect transforming circuit
Connection between (transforming circuit with transformation function of existing transformer composition) and power circuit (such as 220V alternating current)
Relationship, mahjong machine auto power off at this time, and then reach mahjong machine auto power off in the case where long-term unattended
Avoid the safety problem being electrified for a long time under mahjong machine is unattended and energy waste.
Detailed description of the invention
Fig. 1 is the circuit connection block diagram representation of the utility model；
Fig. 2 is the switching circuit schematic diagram of the utility model；
Fig. 3 is the control mainboard connection schematic diagram of the utility model；
Fig. 4 is the battery portion electrical block diagram of the utility model.
Drawing reference numeral: 1, control panel；2, control circuit；3, switching circuit；31, switch driving circuit；311, optocoupler triggers
Chip；32, electronic switch；321, silicon-controlled；4, power circuit；5, transforming circuit；6, varistor；7, battery.
Specific embodiment
The utility model is described in further detail below in conjunction with embodiment given by attached drawing.
Referring to Fig.1 shown in -4, a kind of mahjong machine control system with automatic circuit break function of the present embodiment, including control panel
1, control mainboard, switching circuit 3, power circuit 4, transforming circuit 5；The switching circuit 3 is connect with power circuit 4, the change
Volt circuit 5 is all connected with switching circuit 3, control mainboard；The control panel 1 is communicated to connect with control mainboard, the control mainboard
On be provided with control circuit 2, the switching circuit 3 includes switch driving circuit 31 and electronic switch 32, and the switch driving is electric
Road 31 is all connected with control circuit 2, electronic switch 32, and the electronic switch 32 is all connected with power circuit 4, transforming circuit 5, with
Conducting and disconnection between controlling power circuit 4 and transforming circuit 5.
Through the above technical solutions, wherein control circuit 2 can be using microcontroller in the prior art (such as STM8 system
Column or STC series etc.) and its peripheral circuit composition the circuit with control function, microcontroller in the prior art
Timing program is set with inside, timing can be carried out by existing timing program, and timing threshold can be set in this class method
Value, when reaching timing threshold value by the timing when timing program, microcontroller will output overtime signal.When user leaves mahjong
When machine, timing program can timing always reach timing threshold value until timing, control circuit 2 can issue timeout signal to switch at this time
Driving circuit 31, control electronic switch 32 disconnects after switch driving circuit 31 receives timeout signal, to disconnect transforming circuit 5
Company between (transforming circuit 5 with transformation function of existing transformer composition) and power circuit 4 (such as 220V alternating current)
Relationship is connect, at this time mahjong machine auto power off, and then reaches mahjong machine and disconnect electricity automatically in the case where long-term unattended
Source avoids the safety problem being electrified for a long time under mahjong machine is unattended and energy waste.
In addition, user can send control signal to control by control panel 1 in user during being entertained using mahjong machine
Circuit 2 processed controls the work of mahjong machine by control circuit 2, such as shuffles；When control circuit 2 receives control
When signal, the timing program in control circuit 2 can restart timing, as long as user is using always mahjong machine, timing journey
Sequence will continuous reclocking, timing threshold value would not be reached at this time, will not influence user's normal use.
As an improved specific embodiment, there are two output end, two output ends are all connected with the tool of transforming circuit 5
To control mainboard, the power supply of two output end output different voltages grades.
There is motor power supply interface and main control module power supply interface in the control mainboard；The transforming circuit 5 output compared with
The output end of voltage level is connect with motor power supply interface, and the output end of lower voltage grade is connect with main control module power supply interface.
Through the above technical solutions, when transforming circuit 5 receives the power supply that power circuit 4 passes over, it can be by the power supply
Progress transformation exports the power supply of two different voltages grades to control mainboard, such as one of voltage level is 110V alternating current, is supplied
Motor rotation shuffles to mahjong；Another voltage level be 12V alternating current, by the regulator rectifier circuit in control mainboard into
The conversion of row power supply, then powers to each circuit in control mainboard；One transformer of transforming circuit 5 in this way needs
Two different voltage levels are exported, works and uses for different components, save the expense cost of transformer.
As an improved specific embodiment, the switch driving circuit 31 includes optocoupler flip chip 311, the light
Coupling flip chip 311 is connect with electronic switch 32, is also connect with control circuit 2.
Through the above technical solutions, optocoupler triggers core when control circuit 2 sends timeout signal to switch driving circuit 31
Piece 311 receives the timeout signal that control circuit 2 is sent, and the light emitting diode electricity inside optocoupler flip chip 311, another at this time
The phototriode at end is connected, and the offer of electron switch 32 is switched on or off signal, so control electronic switch 32 be connected or
Person disconnects；The optocoupler flip chip 311 of setting power circuit 4 can be isolated as switch driving circuit 31, avoid electricity
Other operating circuits in mahjong machine are damaged when the voltage of source circuit 4 is higher.
As an improved specific embodiment, stating electronic switch 32 includes silicon-controlled 321, described silicon-controlled 321
Triggering end is connect with the control terminal of optocoupler flip chip 311；Silicon-controlled 321 input terminal is connect with power circuit 4, output
End is connect with transforming circuit 5.
Through the above technical solutions, control circuit 2 is when transmission is switched on or off signal electron switch 32, it is silicon-controlled
321 triggering end receives this and is switched on or off signal, and execute turn-on action or disconnection movement, setting it is silicon-controlled
321 is small in size compared to what relay occupied, and switching speed is fast, and price is low to be more suitable for producing.
As an improved specific embodiment, described silicon-controlled 321 be bidirectional triode thyristor 321.
Through the above technical solutions, bidirectional triode thyristor 321 can be kept away when the power supply that power circuit 4 conveys is alternating current
It exempts from voltage when galvanic electricity flows through silicon-controlled 321 and there was only the phenomenon that half-wave causes voltage to halve appearance, it is ensured that power circuit 4 is defeated
The stability in power transmission source.
As an improved specific embodiment, it is connected between described silicon-controlled 321 input terminal and output end pressure-sensitive
One end of resistance 6, the varistor 6 is connect with silicon-controlled 321 input terminal, the other end with silicon-controlled 321 output end connect
It connects.
Through the above technical solutions, the varistor 6 of setting can use 10D561K, concrete model can be according to circuit
Anti-surging demand is selected, and is possible to will appear surge when the supply voltage exported in power circuit 4 is unstable, at this time
Voltage increases suddenly will lead to silicon-controlled 321 breakdown, will cause to damage to silicon-controlled 321, influence the normal of subsequent conditioning circuit
Running, the varistor 6 of setting can play the role of Anti-surging, protect to silicon-controlled 321, when silicon-controlled 321 liang
When the high pressure of moment occurs in end, 6 fast conducting of varistor, 6 short circuit of varistor, reduces the electricity at silicon-controlled 321 both ends at this time
Pressure difference, and then protect silicon-controlled 321.
As an improved specific embodiment, battery 7, the battery 7 and control electricity are provided in the control mainboard
Road 2, control panel 1 are all connected with
When in use, if silicon-controlled 321 are not connected, each circuit does not have power supply in mahjong machine at this time, just can not
Control circuit 2 sends timeout signal to optocoupler flip chip 311, while optocoupler flip chip 311 also can not be to silicon-controlled 321 hair
Send the signal that is turned on or off；By the way that battery 7 is arranged, can be mentioned when silicon-controlled 321 are not connected to control circuit 2 and control panel 1
Power supply source, user interacts with control panel 1 at this time, and control circuit 2 can receive the control signal issued in control panel 1, should
Signal is controlled if it is power on signal, then control circuit 2 can issue power on signal to optocoupler flip chip 311, this time
Coupling flip chip 311 sends Continuity signal to silicon-controlled 321 triggering end, and silicon-controlled 321 conducting, power circuit 4 pass through at this time
Power supply is conveyed to control mainboard after transforming circuit 5, which can be powered after power supply conversion to each circuit.
User only needs to interact the power control that power circuit 4 can be completed by control panel 1 at this time, and more convenient user makes
With without specially bending over to find switch or plugging the attaching plug of mahjong machine.
As an improved specific embodiment, the cathode of the battery 7 is grounded, and anode is connected with after diode D2 and control
Circuit 2 processed connects；The anode of the diode D2 is connect with battery 7, and cathode is connect with control circuit 2；The diode D2's
Cathode is also connected with diode D1 and is followed by power supply, and the cathode of the diode D1 is connect with diode D2, and anode connects power supply.
Through the above technical solutions, the power supply gives control circuit after diode D1 when power circuit 4 provides power supply
2, control panel 1 is powered, diode D1 becomes high voltage with the diode D2 node voltage connected at this time, at this time battery 7
The voltage of anode and the node does not constitute voltage difference, and battery 7 does not discharge；Simultaneously because the cathode of diode D2 is with respect to the node,
The power supply will not enter in battery 7, cause to damage to battery 7；When power circuit 4 is not powered, and battery 7 is powered,
The power supply of battery 7 is exported after diode D2 to control circuit 2 and control panel 1, and the cathode of the diode D1 of setting is relatively electric
Pond 7, the power supply that battery 7 exports at this time will not be flowed out by diode D1, not will cause the unnecessary waste of electric energy thus,
Extend the service life of battery 7.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of mahjong machine control system with automatic circuit break function, which is characterized in that including control panel (1), control mainboard, open
Powered-down road (3), power circuit (4), transforming circuit (5)；The switching circuit (3) connect with power circuit (4), the transformation electricity
Road (5) is all connected with switching circuit (3), control mainboard；The control panel (1) and control mainboard communicate to connect, the control master
It is provided on plate control circuit (2), the switching circuit (3) includes switch driving circuit (31) and electronic switch (32), described
Switch driving circuit (31) is all connected with control circuit (2), electronic switch (32), the electronic switch (32) and power circuit
(4), transforming circuit (5) is all connected with, with the conducting and disconnection between controlling power circuit (4) and transforming circuit (5).
2. the mahjong machine control system according to claim 1 with automatic circuit break function, which is characterized in that the transformation electricity
For road (5) tool there are two output end, two output ends are connected to control mainboard, the electricity of two output end output different voltages grades
Source.
3. the mahjong machine control system according to claim 2 with automatic circuit break function, which is characterized in that the control master
There is motor power supply interface and main control module power supply interface on plate；The output end of transforming circuit (5) the output high voltage grade
It is connect with motor power supply interface, the output end of lower voltage grade is connect with main control module power supply interface.
4. the mahjong machine control system according to claim 1 with automatic circuit break function, which is characterized in that the switch drives
Dynamic circuit (31) include optocoupler flip chip (311), and the optocoupler flip chip (311) connect with electronic switch (32), also with
Control circuit (2) connection.
5. the mahjong machine control system according to claim 4 with automatic circuit break function, which is characterized in that the electronic cutting
Closing (32) includes silicon-controlled (321), and the triggering end of silicon-controlled (321) is connect with the control terminal of optocoupler flip chip (311)；
The input terminal of silicon-controlled (321) is connect with power circuit (4), and output end is connect with transforming circuit (5).
6. the mahjong machine control system according to claim 5 with automatic circuit break function, which is characterized in that described silicon-controlled
(321) it is bidirectional triode thyristor (321).
7. the mahjong machine control system according to claim 5 with automatic circuit break function, which is characterized in that described silicon-controlled
(321) it is connected between input terminal and output end varistor (6), one end and silicon-controlled (321) of the varistor (6)
Input terminal connection, the other end connect with the output end of silicon-controlled (321).
8. the mahjong machine control system according to claim 1 with automatic circuit break function, which is characterized in that the control master
It is provided on plate battery (7), the battery (7) is all connected with control circuit (2), control panel (1).
9. the mahjong machine control system according to claim 8 with automatic circuit break function, which is characterized in that the battery
(7) cathode ground connection, anode are connect after being connected with diode D2 with control circuit (2)；The anode and battery of the diode D2
(7) it connects, cathode is connect with control circuit (2)；The cathode of the diode D2 is also connected with diode D1 and is followed by power supply, described
The cathode of diode D1 is connect with diode D2, and anode connects power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936098.1U CN209155077U (en) | 2018-11-22 | 2018-11-22 | A kind of mahjong machine control system with automatic circuit break function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936098.1U CN209155077U (en) | 2018-11-22 | 2018-11-22 | A kind of mahjong machine control system with automatic circuit break function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209155077U true CN209155077U (en) | 2019-07-26 |
Family
ID=67339680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821936098.1U Expired - Fee Related CN209155077U (en) | 2018-11-22 | 2018-11-22 | A kind of mahjong machine control system with automatic circuit break function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209155077U (en) |
-
2018
- 2018-11-22 CN CN201821936098.1U patent/CN209155077U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 Termination date: 20211122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |