CN203773380U - Intelligent commercial yogurt machine controller - Google Patents
Intelligent commercial yogurt machine controller Download PDFInfo
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- CN203773380U CN203773380U CN201420168619.9U CN201420168619U CN203773380U CN 203773380 U CN203773380 U CN 203773380U CN 201420168619 U CN201420168619 U CN 201420168619U CN 203773380 U CN203773380 U CN 203773380U
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- making machine
- wiring board
- machine controller
- yogurt making
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Abstract
The utility model provides an intelligent commercial yogurt machine controller which belongs to the field of yogurt production equipment control. The controller comprises a casing (4) and a circuit board which is fixed with the casing (4). A control circuit is arranged on the circuit board. The controller is characterized in that the circuit board comprises a second circuit board (7) which is fixed in the casing (4) and a first circuit board (3) which is fixed outside the second circuit board (7); the first circuit board (3) and the second circuit board (7) are connected through a cable (8); and an executive device in a yogurt machine is connected with the first circuit board (3). According to the intelligent commercial yogurt machine controller, the first circuit board and the second circuit board are fixed through a four corner support column, so that the whole intelligent commercial yogurt machine controller has the advantage of compact structure; buckles are arranged on upper and lower surfaces of the casing, thus the controller can be directly clamped and arranged on the casing body of the yogurt machine; the installation is convenient; the cable which is connected with two circuit boards is not affected by force, which ensures the reliability of circuit operation.
Description
Technical field
Intelligent commercial Yogurt making machine controller, belongs to Yoghourt Production equipment control technology field.Be mainly used in milk and make Yoghourt Yogurt making machine used.
Background technology
Along with improving constantly of living standards of the people, also increasing to the demand of all kinds of dairy produces, wherein Yoghourt is one of product being loved by the people, and along with the increase day by day of Yoghourt demand, all kinds of commercial or home Yogurt making machines also start to popularize.Yogurt making machine generally comprises Intelligent commercial Yogurt making machine controller and is made up of multiple performers (as well heater, refrigerator, blower fan etc.) of Intelligent commercial Yogurt making machine controller control, in the time of real work, make Yoghourt by Intelligent commercial Yogurt making machine controller control Yogurt making machine.But in the current control circuit of Intelligent commercial Yogurt making machine controller and the design and physical construction of wiring board, there is respectively following defect:
One, control circuit and wiring board defect:
1, heater controller part.Due in the time that production Yoghourt particularly ferments, comparatively strict to the stability requirement of temperature in technique, so need fermentation temperature to be stabilized in a stationary temperature in the time of fermentation, only allow it in a minimum scope, to fluctuate, therefore after reaching the temperature of technological requirement, in the process of temperature stabilization, heating element can frequently be switched on or switched off.On current Yogurt making machine, generally adopt the control device of electromagnetic relay as heating element.Because heating element can be switched on or switched off frequently, so Intelligent commercial Yogurt making machine controller can be controlled electromagnetic relay and move frequently, contact in it can disconnect frequently or be closed, because heater element power is larger, so the contact of electromagnetic relay can produce electric spark in the time that band carries disjunction, thus easy ablation contact, and reliability is low, failure rate is high, and there is noise producing in when action.
2, temperature sensor.Temperature sensor in current Yogurt making machine on the market generally adopts the analog temperature sensing sensor such as thermal resistance (as PT100) or thermopair to realize, and such temperature sensor precision is lower.Because output signal is less, therefore need to design special amplification and sample circuit, simultaneously linearity is also difficult to ensure, and zero point or full scale drift occur in long-term work meeting, temperature requirements that cannot fine satisfied manufacture Yoghourt.
3, Power Management Design, generally adopts transformer to realize, and efficiency is lower, and volume greatly and heavier, and larger noise is sent in the middle meeting of simultaneously working.
Two, physical construction defect
1, in the wiring board of current Yogurt making machine control circuit, operated by rotary motion has two, and one is control panel, is mainly used in carrying out parameter setting, sends control signal and state demonstration, and operating voltage is lower.Another piece is the power amplifier board by control panel control, and for connecting the larger performer of power, operating voltage is higher.Generally, control panel and power amplifier board are fixing respectively, connect, and multiple auxiliary reclays need to be set as power relay between it by winding displacement, and wiring complexity is installed, and efficiency is lower, and cost is higher, and need special electrician personnel to operate.And in long-distance transport, easily cause the loose contact of winding displacement owing to jolting, failure rate is increased.
2, in the shell of current Intelligent commercial Yogurt making machine controller, volume is larger, need on the housing of Yogurt making machine, carry out special being designed for Intelligent commercial Yogurt making machine controller is fixed, and installation fixation procedure is comparatively loaded down with trivial details, and need to carry out special design, cost is higher.
Summary of the invention
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, provide a kind of compact conformation reliable, be convenient to the Intelligent commercial Yogurt making machine controller of installation and wiring and working stability.
The utility model solves the technical scheme that its technical matters adopts: this Intelligent commercial Yogurt making machine controller, comprise shell and with the fixing wiring board of shell, be provided with in the circuit board control circuit, it is characterized in that: described wiring board comprises the first wiring board of fixing the second wiring board in the enclosure and being fixed on the second wiring board outside, between the first wiring board and the second wiring board, connect by winding displacement, the performer in Yogurt making machine is connected on the plate of First Line road mutually.
Preferably, four jiaos of inside place, middle part and the bottom of described shell is provided with multiple for fixing the bolt joint pin of the second wiring board and the first wiring board, the upper surface of shell and lower surface be respectively provided with two for the fixing leg-of-mutton buckle of Yogurt making machine shell.
Preferably, described shell is square body, and panel top is provided with to place LED display carries out the viewing area of parameter display, and below, viewing area is provided with placing key-press in order to carry out the key zone of parameter setting.
Preferably, the second described wiring board and the first wiring board are fixed by the nylon support column with insulation characterisitic at four jiaos of places.
Preferably, on the first described wiring board, be welded with the connection terminal for connecting described performer, connection terminal is connected with control circuit.
Preferably, described control circuit comprises microprocessor, key-press module, electricity storage module, voltage detection module, relay module, LED display, LED light, controllable silicon and temperature sensor, temperature sensor is connected with microprocessor, key-press module, electricity storage module and voltage detection module are connected with microprocessor, microprocessor is connected with LED light with LED display, microprocessor is connected with relay module with controllable silicon simultaneously, is connected to realize the switching electricity of performer by controllable silicon with relay module with described performer.
Preferably, described performer comprises electric heater, refrigerator, sterilizer and the blower fan in Yogurt making machine, wherein electric heater is connected with described controllable silicon, realize the power on/off of electric heater by controllable silicon drive circuit, refrigerator, sterilizer and blower fan are connected with the relay in described relay module respectively, realize power on/off by relay.
Preferably, described temperature sensor is digital temperature sensor.
Preferably, described controllable silicon drive circuit comprises: optocoupler U4 and bidirectional triode thyristor Q1, and power Vcc is connected with 1 pin of optocoupler U4, ground connection after the 2 pin resistance in series R28 of optocoupler U4; After the 6 pin resistance in series R25 of optocoupler U4, be connected with the central electrode T1 of bidirectional triode thyristor Q1, the 4 pin resistance in series R26 of optocoupler U4 are connected with the central electrode T2 of bidirectional triode thyristor Q1,4 pin of optocoupler U4 are connected with the gate pole G of bidirectional triode thyristor Q1 simultaneously, while parallel resistance R24 between 4 pin of optocoupler U4 and 6 pin, after capacitor C 2 and resistance R 27 series connection, be connected in parallel between the central electrode T1 and central electrode T2 of bidirectional triode thyristor, alternating current 240VAC one end is carried on the central electrode T1 of bidirectional triode thyristor Q1, and the other end is carried on the central electrode T2 of bidirectional triode thyristor Q1 by electric heater U5.
Preferably, described electricity storage module is the capacitor C 1 being connected in parallel between power pin and the ground pin of microprocessor.
Compared with prior art, the beneficial effect that the utility model has is:
1, the second wiring board is fixed by screws in enclosure, and the first wiring board is fixed by nylon support column and second wiring board of four jiaos, makes whole Intelligent commercial Yogurt making machine controller compact conformation, and volume is little.
2, be provided with four plastic buckles in shell upper and lower surface, directly clamping is arranged on the housing of Yogurt making machine, easy for installation.
3, the first wiring board and the second wiring board are fixedly fixed by the support column of four jiaos, for the winding displacement dish that connects circuit between two wiring boards between the first wiring board and the second wiring board and do not stress, avoided in prior art two pieces wiring boards respectively phenomenon fixing and the winding displacement loose contact that causes produce, ensured circuit reliability of operation.
4, on the first wiring board, be provided with the connection terminal being connected with control circuit, each performer in Yogurt making machine can directly be connected with control circuit by the mode of crimping, avoid in prior art wiring complicated between Intelligent commercial Yogurt making machine controller and performer, more convenient to operate.
5, because well heater needs frequent break-make to keep the constant of temperature at holding stage, this Intelligent commercial Yogurt making machine controller utilizes the control device of controllable silicon as well heater, the noise that relay frequent movement produces has been eliminated in the damage of the relay mechanical contact having caused due to relay frequent movement generation electric arc while having avoided using relay as control device simultaneously.
6, the digital temperature sensor using in this Intelligent commercial Yogurt making machine controller, in the time of work, produce different binary codings according to temperature variation, the binary coding generating is directly received by single-chip microcomputer, middle without sampling and amplifying circuit are set, measure more accurate and long-term use and can not produce drift.
7, between two electrodes of bidirectional triode thyristor, be parallel with protection loop, can in the time of switching electricity, absorb to the full extent inverse current, make the waveform of inverse current smooth-out, reduced the impact to bidirectional thyristor, extended the life-span of bidirectional thyristor.
8, be provided with electricity storage module, after interim power down, continue as microprocessor power supply by electricity storage module, after powering on, work on, avoid loss of data, the process of manufacturing Yoghourt is proceeded after power up is normal, avoid technological process to start anew, ensured the continuity of yogurt production, improved the intelligent degree of this controller.
Brief description of the drawings
Fig. 1 is Intelligent commercial Yogurt making machine controller rear view.
Fig. 2 is Intelligent commercial Yogurt making machine controller left view.
Fig. 3 is Intelligent commercial Yogurt making machine controller shell front elevation.
Fig. 4 is Intelligent commercial Yogurt making machine controller shell rear view.
Fig. 5 is Intelligent commercial Yogurt making machine controller shell left view.
Fig. 6 is Intelligent commercial Yogurt making machine controller shell vertical view.
Fig. 7 is Intelligent commercial Yogurt making machine controller control circuit functional-block diagram.
Fig. 8 is that Intelligent commercial Yogurt making machine controller control circuit central processing unit shows and key-press module circuit theory diagrams.
Fig. 9 is Intelligent commercial Yogurt making machine controller control circuit silicon controlled control circuit schematic diagram.
Figure 10 is Intelligent commercial Yogurt making machine controller voltage detection module circuit theory diagrams.
Wherein: 1, connection terminal 2, controllable silicon 3, the first wiring board 4, shell 5, temperature sensor 6, relay 7, the second wiring board 8, winding displacement 9, support column 10, viewing area 11, key zone 12, buckle 13, bolt joint pin.
Embodiment
Fig. 1 ~ 10th, most preferred embodiment of the present utility model, is described further below in conjunction with 1 ~ 10 pair of the utility model of accompanying drawing.
As shown in Figure 1 and 2, the first wiring board 3 that Intelligent commercial Yogurt making machine controller comprises shell 4 and is fixed on the second wiring board 7 in shell 4 and fixes with the second wiring board 7.On the first wiring board 3 and the second wiring board 7, be provided with the control circuit of Intelligent commercial Yogurt making machine controller, wherein the first wiring board 3 is power amplifier board, be connected for the performer (comprising well heater, refrigerator, sterilizer, blower fan) larger with power, and be its power supply; The second wiring board 7 is control panel, and for carrying out parameter setting, data show and send control signal.
The second wiring board 7 is fixed by screws in shell 4 inside, the first wiring board 3 is fixing by support column 9 and second wiring board 7 of four jiaos, be positioned at the outside of shell 4, the first wiring board 3 is connected by winding displacement 8 on circuit with the second wiring board 7, support column 9 is nylon material, there is good insulation characterisitic, ensure to there is good insulation characterisitic between the first wiring board 3 and the second wiring board 7.Because the first wiring board 3 and the second wiring board 7 are fixed by the support column 9 of four jiaos, coil between the first wiring board 3 and the second wiring board 7 and do not stress for connecting the winding displacement 8 of circuit between two wiring boards, while having avoided in prior art that two wiring boards are fixed respectively, the phenomenon that pulls the loose contact causing due to the winding displacement between connection two wiring boards produces, and has ensured circuit reliability of operation.Control circuit between the first wiring board 3 and the second wiring board 7 can connect by other forms simultaneously, as: connector or contact pin.
On the second wiring board 7, be provided with connection terminal 1, connection terminal 1 is connected with control circuit.Can directly be crimped on connection terminal 1 for AC power and each performer of powering, avoid in prior art wiring complicated between Intelligent commercial Yogurt making machine controller and performer, more convenient to operate.
Connection terminal 1 right side is welded with the controllable silicon 2 and three relays 6 that are connected with control circuit, realizes the power supply of well heater by controllable silicon 2, realizes respectively the power supply of refrigerator, sterilizer and blower fan by three relays 6.Because well heater needs frequent break-make to keep the constant of temperature at holding stage, control device by controllable silicon 2 as well heater, the noise that relay frequent movement produces has been eliminated in the damage of the relay having caused due to frequent movement generation electric arc while having avoided using relay to carry out power supply control to well heater simultaneously.In this Intelligent commercial Yogurt making machine controller, the well heater of being controlled by controllable silicon 2 is realized by PTC heating plate, and the efficiency of heating surface is higher.
On the second wiring board 7, be connected with temperature sensor 5 by wire simultaneously, temperature sensor 5 adopts digital temperature sensor, in the time that reality is used, produce different binary codings according to temperature variation, the binary coding generating is directly received by single-chip microcomputer, middle without sampling and amplifying circuit are set, measure more accurate and long-term use and can not produce drift.
As shown in Fig. 3 ~ Fig. 6, shell 4 is cuboid, and its positive top has viewing area 10, has key zone 11 below viewing area 10, is provided with multiple key-press modules hole in key zone 11.Be provided with multiple for fixing the bolt joint pin 13 of the second wiring board 7 and support column 9 in four jiaos of inside place, middle part and the bottom of shell 4.Upper surface and lower surface at shell 4 are respectively provided with two leg-of-mutton buckles 12, output the rectangular opening mating with shell 4 sizes on Yogurt making machine after, can this Intelligent commercial Yogurt making machine controller be directly stuck on Yogurt making machine by buckle 12, easier for installation.
As shown in Figure 7, the control circuit of this Intelligent commercial Yogurt making machine controller comprises: microprocessor, key-press module, electricity storage module, voltage detection module, relay module, LED display, LED light, controllable silicon and digital temperature sensor.Digital temperature sensor is connected with microprocessor, for the real time temperature of experiencing is sent in microprocessor and is processed with the form of binary code.Key-press module is connected with microprocessor, for carrying out setting parameter; Electricity storage module is connected with microprocessor module, is that microprocessor is temporarily powered, to prevent loss of data in the time of interim power-off; Voltage detection module is connected with microprocessor, in the time of power-off, sends signal to microprocessor.Microprocessor is connected with LED light with LED display, shows by microprocessor driven LED display, and driving LED pilot lamp is indicated work at present state simultaneously.Microprocessor is connected with controllable silicon, and realizes the break-make to electric heater power supply by controlling silicon controlled break-make.Microprocessor is connected with relay module simultaneously, and independently relay 6 of three of relay module bags, realizes the break-make to Yogurt making machine inner blower, refrigerator and sterilizer by three relays 6 respectively.
In this Intelligent commercial Yogurt making machine controller, digital temperature sensor is above-mentioned temperature sensor 5, digital temperature sensor produces different binary codings according to temperature variation, the binary coding generating is directly received by single-chip microcomputer, middle without sampling and amplifying circuit are set, measure more accurate and long-term use and can not produce drift.Controllable silicon is above-mentioned controllable silicon 2, and the noise that relay frequent movement produces has been eliminated in the damage of the relay having caused due to frequent movement generation electric arc while having avoided using relay to carry out power supply control to well heater simultaneously.
As shown in Figure 8,2 of microprocessor U1,3,4,5,6,7,11 pin resistance R 10 and light emitting diode D1, resistance R 11 and light emitting diode D2, resistance R 12 and light emitting diode D3, resistance R 13 and light emitting diode D4, resistance R 14 and light emitting diode D5, resistance R 15 and light emitting diode D6, resistance R 16 and light emitting diode D7 ground connection afterwards successively.Light emitting diode D1 ~ D7 is above-mentioned LED light, and the running status of Intelligent commercial Yogurt making machine controller is shown.The anodal power Vcc that connects of power supply of digital temperature sensor U3, output terminal is connected with 27 pin of microprocessor U1, for the temperature signal collecting is sent in microprocessor U1 with the form of binary code, while parallel resistance R between power Vcc and 27 pin of microprocessor U1.19,20,21,22,27,28,29 and 30 pin of microprocessor U1 are connected with 1 pin ~ 8 pin of digital display tube LED1 ~ LED6 after resistance in series R1 ~ R8 respectively successively simultaneously.15,16,17,18,23,24 pin of microprocessor U1 are connected with 1 pin ~ 6 pin that drives chip U2 after resistance in series R17 ~ R22 respectively successively successively, drive the output terminal of chip U2: 16 pin ~ 11 pin are connected with digital display tube LED1 ~ LED6 respectively successively, digital display tube LED1 ~ LED6 forms above-mentioned LED display, for the real-time parameter of Intelligent commercial Yogurt making machine controller is shown.33 pin ~ 38 pin of the microprocessor U1 resistance in series R9 ground connection simultaneously of connecting successively respectively after button S1 ~ S6, button S1 ~ S6 is above-mentioned key-press module.It is not shown in FIG. that other any three signal output pins of microprocessor U1 connect respectively three relay 6(in above-mentioned relay module), its connected mode is that custom circuit connects, and is realized respectively blower fan, refrigerator and sterilizer are powered by three relays 6.Between power pin 11 pin of microprocessor U1 and ground pin 12 pin, be parallel with capacitor C 1, power Vcc is charged for capacitor C 1 in the time that microprocessor U1 is powered simultaneously, in the time there is interim power-down conditions in power Vcc, powered for microprocessor U1 by capacitor C 1 temporarily, prevent loss of data, capacitor C 1 is above-mentioned electricity storage module.Microprocessor U1 is above-mentioned microprocessor, and its model is PIC18F4620, and driving chip U2 model is ULN2003.
As shown in Figure 9,1 pin of optocoupler U4 is connected with the unappropriated I/O port of any one of microprocessor U1, ground connection after the 2 pin resistance in series R28 of optocoupler U4.After the 6 pin resistance in series R25 of optocoupler U4, be connected with the central electrode T1 of bidirectional triode thyristor Q1, the 4 pin resistance in series R26 of optocoupler U4 are connected with the central electrode T2 of bidirectional triode thyristor Q1,4 pin of optocoupler U4 are connected with the gate pole G of bidirectional triode thyristor Q1 simultaneously, while parallel resistance R24 between 4 pin of optocoupler U4 and 6 pin.After capacitor C 2 and resistance R 27 series connection, be connected in parallel between the central electrode T1 and central electrode T2 of bidirectional triode thyristor.Alternating current 240VAC one end is carried on the central electrode T1 of bidirectional triode thyristor Q1, and the other end is carried on the central electrode T2 of bidirectional triode thyristor Q1 by electric heater U5.Bidirectional triode thyristor Q1 is above-mentioned controllable silicon 2, and in this Intelligent commercial Yogurt making machine controller, what controllable silicon 2 adopted is bidirectional triode thyristor, also can replace by two one-way SCRs parallel with one another.The electric heater that electric heater U5 is above-mentioned, adopts PTC electric heating sheets to realize.
After capacitor C 2 and resistance R 27 series connection, composition protection loop is connected in parallel between the central electrode T1 and central electrode T2 of bidirectional triode thyristor; can absorb to the full extent by capacitor C 2 and resistance R 27 inverse current when the electric heater U5 power-off; make the waveform of inverse current smooth-out; reduce the impact to bidirectional thyristor Q1, extended the life-span of bidirectional thyristor Q1.
As shown in figure 10, in voltage detection module, alternating current 240VAC is treated to direct supply by power supply processing module U6, and this DC power anode is connected with resistance R 30 one end with resistance R 29 simultaneously, ground connection after the other end series connection potentiometer W1 of resistance R 29; The other end of resistance R 30 is the in-phase input end of integrated operational amplifier U7 in parallel and the negative electrode of stabilivolt Z1 simultaneously, the plus earth of stabilivolt Z1, and the unappropriated I/O port of output terminal microprocessor U1 of integrated operational amplifier U7 is connected.
Power supply processing module U6 is the combination of prior art circuits, comprise rectification circuit, filtering circuit and mu balanced circuit, power supply 240VAC is treated to direct supply, in the time of alternating current 240VAC normal power supply, the output of integrated operational amplifier U7 no signal, after alternating current 240VAC power down, integrated operational amplifier U7 sends signal to microprocessor U1.After microprocessor U1 receives the signal that integrated operational amplifier U7 sends, represent now normal power supply loop power down, and powered by capacitor C 1, now microprocessor U1 closes the data processing of other I/O ports by conventional programming, only keep interior data and clock work, prevent loss of data.After again powering on, manufacture the process of Yoghourt and proceed after power up is normal, avoid technological process to start anew, ensure the continuity of yogurt production, improve the intelligent degree of this controller.
The above, it is only preferred embodiment of the present utility model, be not the restriction of the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.
Claims (10)
1. Intelligent commercial Yogurt making machine controller, comprise shell (4) and with the fixing wiring board of shell (4), be provided with in the circuit board control circuit, it is characterized in that: described wiring board comprises the first wiring board (3) that is fixed on the second wiring board (7) in shell (4) and is fixed on the second wiring board (7) outside, between the first wiring board (3) and the second wiring board (7), connect by winding displacement (8), the performer in Yogurt making machine is connected on First Line road plate (3) mutually.
2. Intelligent commercial Yogurt making machine controller according to claim 1, it is characterized in that: be provided with in four jiaos of inside place, middle part and the bottom of described shell (4) multiple for fixing the bolt joint pin (13) of the second wiring board (7) and the first wiring board (3), the upper surface of shell (4) and lower surface be respectively provided with two for the fixing leg-of-mutton buckle (12) of Yogurt making machine shell.
3. Intelligent commercial Yogurt making machine controller according to claim 1, it is characterized in that: described shell (4) is square body, panel top is provided with to place LED display and carries out the viewing area of parameter display (10), and viewing area (10) below is provided with placing key-press in order to carry out the key zone (11) of parameter setting.
4. Intelligent commercial Yogurt making machine controller according to claim 1 and 2, is characterized in that: described the second wiring board (7) and the first wiring board (3) are fixing by the support column with insulation characterisitic (9) at four jiaos of places.
5. Intelligent commercial Yogurt making machine controller according to claim 1, is characterized in that: on described the first wiring board (3), be welded with the connection terminal (1) for connecting described performer, connection terminal (1) is connected with control circuit.
6. Intelligent commercial Yogurt making machine controller according to claim 1 or 5, it is characterized in that: described control circuit comprises microprocessor, key-press module, electricity storage module, voltage detection module, relay module, LED display, LED light, controllable silicon and temperature sensor, temperature sensor is connected with microprocessor, key-press module, electricity storage module and voltage detection module are connected with microprocessor, microprocessor is connected with LED light with LED display, microprocessor is connected with relay module with controllable silicon simultaneously, be connected to realize the logical of performer with described performer with relay module by controllable silicon, power-off.
7. Intelligent commercial Yogurt making machine controller according to claim 6, it is characterized in that: described performer comprises electric heater, refrigerator, sterilizer and the blower fan in Yogurt making machine, wherein electric heater is connected with described controllable silicon, realize the power on/off of electric heater by controllable silicon drive circuit, refrigerator, sterilizer and blower fan are connected with the relay in described relay module respectively, realize power on/off by relay.
8. Intelligent commercial Yogurt making machine controller according to claim 6, is characterized in that: described temperature sensor is digital temperature sensor.
9. Intelligent commercial Yogurt making machine controller according to claim 7, is characterized in that: described controllable silicon drive circuit comprises: optocoupler U4 and bidirectional triode thyristor Q1, and power Vcc is connected with 1 pin of optocoupler U4, ground connection after the 2 pin resistance in series R28 of optocoupler U4; After the 6 pin resistance in series R25 of optocoupler U4, be connected with the central electrode T1 of bidirectional triode thyristor Q1, the 4 pin resistance in series R26 of optocoupler U4 are connected with the central electrode T2 of bidirectional triode thyristor Q1,4 pin of optocoupler U4 are connected with the gate pole G of bidirectional triode thyristor Q1 simultaneously, while parallel resistance R24 between 4 pin of optocoupler U4 and 6 pin, after capacitor C 2 and resistance R 27 series connection, be connected in parallel between the central electrode T1 and central electrode T2 of bidirectional triode thyristor, alternating current 240VAC one end is carried on the central electrode T1 of bidirectional triode thyristor Q1, and the other end is carried on the central electrode T2 of bidirectional triode thyristor Q1 by electric heater U5.
10. Intelligent commercial Yogurt making machine controller according to claim 6, is characterized in that: described electricity storage module is the capacitor C 1 being connected in parallel between power pin and the ground pin of microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420168619.9U CN203773380U (en) | 2014-04-09 | 2014-04-09 | Intelligent commercial yogurt machine controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420168619.9U CN203773380U (en) | 2014-04-09 | 2014-04-09 | Intelligent commercial yogurt machine controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203773380U true CN203773380U (en) | 2014-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420168619.9U Expired - Fee Related CN203773380U (en) | 2014-04-09 | 2014-04-09 | Intelligent commercial yogurt machine controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953253A (en) * | 2018-09-25 | 2018-12-07 | 无锡市经登自控阀门有限公司 | Electro-hydraulic linkage actuator |
-
2014
- 2014-04-09 CN CN201420168619.9U patent/CN203773380U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953253A (en) * | 2018-09-25 | 2018-12-07 | 无锡市经登自控阀门有限公司 | Electro-hydraulic linkage actuator |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20190409 |