CN203414765U - Electric control system and ice cream machine - Google Patents
Electric control system and ice cream machine Download PDFInfo
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- CN203414765U CN203414765U CN201320464511.XU CN201320464511U CN203414765U CN 203414765 U CN203414765 U CN 203414765U CN 201320464511 U CN201320464511 U CN 201320464511U CN 203414765 U CN203414765 U CN 203414765U
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Abstract
The utility model discloses an electric control system. The electric control system comprises a switch board, a driving board, a power source transformer, a first alternating current contactor, a second alternating current contactor, a liquid level induction device, a stirring motor and a refrigeration compressor, wherein the switch board comprises a buzzer, a driving board connecting seat, a liquid level induction socket and a single-chip microcomputer, the buzzer, the driving board connecting seat and the liquid level induction socket are respectively connected with the single-chip microcomputer, the liquid level induction socket and the liquid level induction device are connected, the driving board is respectively connected with the switch board, the first alternating current contactor and the second alternating current contactor, and the refrigeration compressor is connected with the second alternating current contactor. The electric control system takes the single-chip microcomputer having high performance as a main control chip to realize start/stop control of the stirring motor and the refrigeration compressor, the refrigeration compressor is enabled to start after stopping, the stirring motor is enabled to stop after starting, so a frozen cylinder problem of an ice cream machine is effectively avoided. The utility model further provides the ice cream machine.
Description
Technical field
The utility model relates to ice cream maker control technology field, particularly relates to a kind of electric-control system.The utility model also relates to a kind of ice cream maker that is equipped with this electric-control system.
Background technology
Ice cream maker is generally comprised of refrigeration system, stirring system and electric-control system, and wherein the Main Function of electric-control system is that refrigeration system and stirring system are carried out to sequential control, thereby completes the work such as cake processed, cleaning, discharging and refrigeration slurry.
Along with the development of electronic information technology, the electric-control system of ice cream maker is also updated and is upgraded.Ice cream maker often there will be various machinery or electrical problems in operational process; the low-voltage causing such as the factors such as abnormal conditions because occurring in the unstable of user's misoperation or power-supply system or ice cream maker operational process, large electric current can cause damage to the electrical equipment of ice cream maker inside, when serious, even can burn electrical part.
In addition, ice cream maker is when cake processed, and in freezing cylinder body, ice-cream slurry will be stirred axle rotary extrusion, and the space of vacateing in cylinder body can supplement by slurry in feed basin, and along with the increase of cake number processed, the slurry of feed basin the inside reduces gradually.If user does not supplement slurry in time in feed basin, the slurry in freezing cylinder body will can not get supplementing, thereby cause can not continuing to make ice cream.
During ice cream maker operation, stirring motor must be followed refrigeration compressor and be worked together, otherwise stirring motor does not stir, refrigeration compressor is constantly passed to freezing jar by cold, in freezing jar, slurry is caught a cold inhomogeneous, thereby shaft may be frozen, shaft exists the hidden danger of damaging, very unfavorable to the startup of stirring motor.
At present; traditional electric-control system of ice cream maker is comparatively simple; function is comparatively single; the general operation of only supporting soft ice-cream machine; ice cream machine work done energy is not protected; anti-low pressure, anti-excess current, anti-scarce material and the protection of antifreeze cylinder are not especially set, can not guarantee ice cream maker operation steady in a long-term, affected the serviceable life of ice cream maker.
Utility model content
The technical matters that the utility model mainly solves is to provide a kind of electric-control system, can and freeze the phenomenons such as cylinder to the low pressure occurring in ice cream maker operational process, excess current, scarce material and protect effectively in time, guarantees the stable operation of ice cream maker.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of electric-control system is provided, comprise switching motherboard, drive plate, power transformer, the first A.C. contactor, the second A.C. contactor, liquid level induction system, stirring motor and refrigeration compressor, described switching motherboard comprises: hummer; Drive plate Connection Block, described drive plate Connection Block is eight heart yearn sockets; Liquid level induction socket, described liquid level induction socket is connected with described liquid level induction system; Single-chip microcomputer, described single-chip microcomputer is Sai Pulasi CY8C27443 main control chip; Described hummer, described drive plate Connection Block and described liquid level induction socket are all connected with described single-chip microcomputer; The first A.C. contactor, the input end of described the first A.C. contactor and output terminal are provided with two groups of contacts, comprise respectively: the first input contact, the first output contact; The second input contact, the second output contact; The control end of described the first A.C. contactor is provided with one group of contact, comprises that the first coil is controlled contact and the second coil is controlled contact; The second A.C. contactor, the input end of described the second A.C. contactor and output terminal are provided with four groups of contacts, comprising: the 3rd input contact, the 3rd output contact; The 4th input contact, the 4th output contact; The 5th input contact, the 5th output contact; The 6th input contact, the 6th output contact; The control end of described the second A.C. contactor is provided with one group of contact, comprises that tertiary coil is controlled contact and the 4th coil is controlled contact; Wherein, described the 3rd input contact is connected with the live wire end of civil power, and described the 5th input contact is connected with the zero line side of civil power; Described the first input contact, described the 3rd input contact and described the 4th input contact are connected by short-term respectively, and described the second input contact, described the 5th input contact and described the 6th input contact are connected by short-term respectively; Described the second coil is controlled contact and is connected by short-term with described the 4th coil control contact; Described drive plate comprises: switching motherboard Connection Block, and described switching motherboard Connection Block is eight heart yearn sockets; Connecting terminal block; Current transformer, the input end of described current transformer is connected with described the first output contact by described connecting terminal block, and the output terminal of described current transformer is connected with the input end of described stirring motor by described connecting terminal block; The first relay, described the first relay is controlled contact by described connecting terminal block with described the first coil and is connected; The second relay, described the second relay is controlled contact by described connecting terminal block and described tertiary coil and is connected; Wherein, described drive plate Connection Block is connected by eight core connecting lines with described switching motherboard Connection Block, described power transformer is connected with described drive plate, and described current transformer, described the first relay and described the second relay are all connected with described switching motherboard Connection Block; The output terminal of described stirring motor is connected with described the second output contact, and the input end of described refrigeration compressor is connected with described the 3rd output contact, and the output terminal of described refrigeration compressor is connected with described the 5th output contact.
Preferably, described switching motherboard further comprise clean button, stop key, automatic keying, manually button, hardness number add button, hardness number subtracts button and charactron, described cleaning button, described in stop key, described automatic keying, described manual button, described hardness number add button, described hardness number subtracts button and described charactron is all connected with described single-chip microcomputer.
Preferably, described drive plate further comprises: the first transformer Connection Block, and one end of described the first transformer Connection Block is connected with described connecting terminal block respectively, and the other end is connected with the input end of described power transformer; The second transformer Connection Block, one end of described the second transformer Connection Block is connected with described switching motherboard Connection Block, and the other end is connected with the output terminal of described power transformer.
Preferably, described drive plate further comprises rectification module, the model of described rectification module is KBP307 type rectifier bridge, and described rectification module is connected respectively at described the second transformer Connection Block, described switching motherboard Connection Block and described the first relay, described the second relay.
Preferably, described connecting terminal block comprises: current transformer input terminal, and one of described current transformer input terminal is connected with the input end of described current transformer, and other end is connected with described the first output contact; Current transformer lead-out terminal, one of described current transformer lead-out terminal is connected with the output terminal of described current transformer, and other end is connected with the input end of described stirring motor; Fire line terminal, one of described fire line terminal is connected with described first input end, and other end is connected with described the first transformer Connection Block; The first zero terminal, controls contact with described the second coil and is connected for one of described the first zero terminal; The second zero terminal, one of described the second zero terminal is connected with described the second input contact, and other end is connected with described the first transformer Connection Block together with described the first zero terminal parallel connection also; The first Control terminal, one of described the first Control terminal is connected with the output terminal of described the first relay, and other end is controlled contact with described the first coil and is connected; The second Control terminal, one of described the second Control terminal is connected with the output terminal of described the second relay, and other end is controlled contact with described tertiary coil and is connected.
Preferably, described drive plate further comprises resettable fuse, and described resettable fuse is connected with described the second transformer Connection Block.
Preferably, described electric-control system further comprises refrigeration condenser fan, and the input end of described refrigeration condenser fan is connected with described the 4th output contact, and output terminal is connected with described the 6th output contact.
Preferably, described electric-control system further comprises ice maker start-stop switch and cake microswitch processed, and described ice maker start-stop switch, described cake microswitch processed are connected with described drive plate and described switching motherboard respectively.
Preferably, described electric-control system further comprises isolating switch, and described isolating switch is connected in the loop of described stirring motor, described current transformer and described the first A.C. contactor composition, for cutting off excess current.
For solving the problems of the technologies described above, another technical scheme that the utility model adopts is: a kind of ice cream maker is provided, and described ice cream maker is equipped with above-mentioned electric-control system.
The beneficial effects of the utility model are: the situation that is different from prior art, electric-control system of the present utility model is usingd high performance single-chip microcomputer as main control chip, by single-chip microcomputer, liquid level induction system is monitored in real time, and trigger hummer and lack material and report to the police, simultaneously, single-chip microcomputer is monitored stirring the running current of motor in real time by current transformer, and control as required the first relay and the second relay dead electricity, and then control the break-make of the first A.C. contactor and the second A.C. contactor, thereby realize, to stirring the start-stop of motor and refrigeration compressor, control, the rear startup of refrigeration compressor is first stopped, stirring motor first starts afterwards and stops, that has effectively avoided ice cream maker freezes cylinder problem.The required peripheral circuit of electric-control system of the present utility model is less, has simple in structure, feature richness, controls the features such as convenient and practical.
Accompanying drawing explanation
Fig. 1 is the electrical connection schematic diagram of the utility model electric-control system one embodiment;
Fig. 2 is the structural representation of switching motherboard in Fig. 1;
Fig. 3 is the structural representation of drive plate in Fig. 1; And
Fig. 4 is the structural representation of liquid level induction system in Fig. 1.
Embodiment
Consult Fig. 1, Fig. 2 and Fig. 3, the utility model one embodiment provide a kind of electric-control system, comprise switching motherboard 1, drive plate 2, power transformer 3, the first A.C. contactor 4, the second A.C. contactor 5, liquid level induction system 6, stir motor 7, refrigeration compressor 8, refrigeration condenser fan 9, cake microswitch 10 processed, ice maker start-stop switch 11 and isolating switch 12, switching motherboard 1 is the core component of the utility model electric-control system, comprise hummer 101, drive plate Connection Block 102, liquid level induction socket 103 and single-chip microcomputer 104, drive plate Connection Block 102 is eight heart yearn sockets, liquid level induction socket 103 is connected with liquid level induction system 6, single-chip microcomputer 104 is Sai Pulasi CY8C27443 main control chip, and this main control chip is a kind of PSOC device, can need flexible configuration according to peripheral function.Hummer 101, drive plate Connection Block 102 and liquid level induction socket 103 are all connected with single-chip microcomputer 104.Hummer 101 is exported high and low level by the functional pin of single-chip microcomputer 104 and is driven, and sounds a buzzer as alarm sound and prompt tone.As shown in Figure 2, switching motherboard 1 also comprise clean button 105, stop key 106, automatic keying 107, manually button 108, hardness number add button 109, hardness number subtracts button 110 and charactron 111, clean button 105, stop key 106, automatic keying 107, manually button 108, hardness number add button 109, hardness number subtracts button 110 and charactron 111 is all connected with single-chip microcomputer 104, if single-chip microcomputer 104 has detected button and pressed, single-chip microcomputer 104 drives associated components to work by pin immediately.Charactron 111 is controlled output by single-chip microcomputer 104, the main running status that shows ice cream maker, when ice cream maker is not activated, single-chip microcomputer 104 is controlled charactron 111 and is shown current utilization voltage value, after ice cream maker starts, single-chip microcomputer 104 is controlled the current value that charactron 111 shows current stirring motor 7 operations, and when cake microswitch 10 processed is triggered and detected by single-chip microcomputer 104, single-chip microcomputer 104 is controlled charactron 111 and shown cake number processed.
Please continue to refer to Fig. 1, the input end of the first A.C. contactor 4 and output terminal are provided with two groups of contacts, comprise respectively: the first input contact 401, the first output contact 402, the second input contact 403 and the second output contact 404, the control end of the first A.C. contactor 4 is provided with one group of contact, comprises that the first coil is controlled contact 405 and the second coil is controlled contact 406; The input end of the second A.C. contactor 5 and output terminal are provided with four groups of contacts, comprise the 3rd input contact 501, the 3rd output contact 502, the 4th input contact 503, the 4th output contact 504, the 5th input contact 505, the 5th output contact 506, the 6th input contact 507 and the 6th output contact 508, the control end of the second A.C. contactor 5 is provided with one group of contact, comprises that tertiary coil is controlled contact 509 and the 4th coil is controlled contact 510.Wherein, the 3rd input contact 501 is connected with the live wire end L of civil power, the 5th input contact 505 is connected with the zero line side N of civil power, the first input contact 401, the 3rd input contact 501 and the 4th input contact 503 are connected by short-term respectively, the second input contact 403, the 5th input contact 505 and the 6th input contact 507 are connected by short-term respectively, and the second coil is controlled contact 406 and is connected by short-term with the 4th coil control contact 510.
Please continue to refer to Fig. 1 and Fig. 3, drive plate 2 is the executive component of switching motherboard 1, comprise switching motherboard Connection Block 201, connecting terminal block 202, the first transformer Connection Block 203, the second transformer Connection Block 204, current transformer 205, the first relay 206, the second relay 207, rectification module 208 and resettable fuse 209, switching motherboard Connection Block 201 is eight heart yearn sockets, the input end of current transformer 205 is connected with the first output contact 402 by connecting terminal block 202, the output terminal of current transformer 205 is connected with the input end that stirs motor 7 by connecting terminal block 202, for detection of the running current that stirs motor 7.The first relay 206 is controlled contact 405 by connecting terminal block 202 and the first coil and is connected, for controlling the break-make of the first A.C. contactor 4, the second relay 207 is controlled contact 509 by connecting terminal block 202 and tertiary coil and is connected, for controlling the break-make of the second A.C. contactor 5.
Drive plate Connection Block 102 is eight heart yearn sockets with switching motherboard Connection Block 201, and both are connected and are realized the transmission of power supply, control signal by eight core connecting lines.Power transformer 3 is connected with drive plate 2, one end of the first transformer Connection Block 203 is connected with connecting terminal block 202, the other end is connected with the input end of power transformer 3, one end of the second transformer Connection Block 204 is connected with switching motherboard Connection Block 201, the other end is connected with the output terminal of power transformer 3, for being to input drive plate 2 after AC9V by civil power AC115V step-down.Current transformer 205, the first relay 206 and the second relay 207 are all connected with switching motherboard Connection Block 201, and controlled by the output of single-chip microcomputer 104.The output terminal that stirs motor 7 is connected with the second output contact 403, the input end of refrigeration compressor 8 is connected with the 3rd output contact 502, the output terminal of refrigeration compressor 8 is connected with the 5th output contact 505, and in the present embodiment, refrigeration compressor 8 adopts frequency-changeable compressor.The input end of refrigeration condenser fan 9 is connected with the 4th output contact 504, and output terminal is connected with the 6th output contact 508.The control end of the control end of the first relay 206 and the second relay 207 is all communicated with single-chip microcomputer 104.Ice maker start-stop switch 11, cake microswitch 10 processed are connected with drive plate 2 and switching motherboard 1 respectively.Isolating switch 12 is connected in the loop of stirring motor 7, current transformer 205 and the first A.C. contactor 4 compositions, for cutting off excess current.The model of rectification module 208 is KBP307 type rectifier bridge, rectification module 208 is connected with the second transformer Connection Block 204, switching motherboard Connection Block 201 and the first relay 206, the second relay 207 respectively, rectification module 208 is transformed into direct current DC5V by the alternating current AC9V of power transformer 3 outputs, this 5V direct current introduces development boards 1 by drive plate 2 and as the working power of switching motherboard 1, this 5V direct current is also respectively the first relay 206 and the second relay 207 power supplies on drive plate 2 simultaneously.Resettable fuse 209 is connected with the second transformer Connection Block 204, when ice cream maker operation occurs being extremely subject to heavy current impact, the input power of resettable fuse 209 automatic cutout drive plates 2, guarantee that ice cream maker is unaffected, after abnormal conditions are removed, resettable fuse 209 recovers automatically, and ice cream maker recovers normal operating conditions.
Particularly, please then consult Fig. 3, connecting terminal block 202 comprises current transformer input terminal 202a, current transformer lead-out terminal 202b, fire line terminal 202c, the first zero terminal 202d, the second zero terminal 202e, the first Control terminal 202f and the second Control terminal 202g, one of current transformer input terminal 202a is connected with the input end of current transformer 205, other end is connected with the first output contact 402, one of current transformer lead-out terminal 202b is connected with the output terminal of current transformer 205, other end is connected with the input end that stirs motor 7.One of fire line terminal 202c is connected with first input end 401, other end is connected with the first transformer Connection Block 203, control contact 406 with the second coil and be connected for one of the first zero terminal 202d, one of the second zero terminal 202e is connected with the second input contact 403, and other end is connected with the first transformer Connection Block 203 together with the first zero terminal 202d parallel connection also.One of the first Control terminal 202f is connected with the output terminal of the first relay 206, other end is controlled contact 405 with the first coil and is connected, one of the second Control terminal 202g is connected with the output terminal of the second relay 207, and other end is controlled contact 509 with tertiary coil and is connected.
Specific works process of the present utility model is as follows:
First connect ice maker start-stop switch 11, make ice cream maker enter holding state, charactron 111 shows the utilization voltage of current system.Then by hardness number, adding button 109 and hardness number subtracts button 110 and sets hardness parameters, press and clean button 105, after trigger pip is detected by single-chip microcomputer 104, single-chip microcomputer 104 is controlled and is stirred motor 7 entrys into service, freezing jar to ice cream maker cleans, and charactron 111 shows the current running current of stirring motor 7.Trigger cake microswitch 10 processed, after trigger pip is detected by single-chip microcomputer 104, single-chip microcomputer 104 is controlled refrigeration compressor 8 entrys into service again, and now, charactron 111 shows current cake number processed.Single-chip microcomputer 104 is monitored by the running current of 205 pairs of stirring motor 7 of current transformer; when the running current that stirs motor 7 being detected and be more than or equal to setting value; single-chip microcomputer 104 is controlled refrigeration compressor 8 and is quit work; after postponing tens of seconds, single-chip microcomputer 104 control stirring motor 7 also quit work; whole ice cream maker is in shutting down armed state, and now cake operation processed is complete.Ice cream maker reaches certain hour (being generally 5-6 minute) afterwards in shutting down armed state, automatically again enters next round cake circulation processed, reaches setting hardness number and shuts down, until press, stops key 106.
Refer to Fig. 2, specifically, when connecting ice maker start-stop switch 11 and pressing cleaning button 105, single-chip microcomputer 104 triggers hummer 101 buzzings, control end to the first relay 206 sends control level simultaneously, the first relay 206 adhesive conductings, the first relay 206 obtains electric, the output terminal of the first relay 206 is controlled contact 405 by the first Control terminal 202f with the first coil and is connected, now the first coil control contact 405 obtains electric, thereby make the first A.C. contactor 4 trigger closed, the first input contact 401 and the first output contact 402, the second input contact 403 and the second output contact 404 are conducted, due to the first input contact 401 and second input contact 403 be connected with live wire end L and the zero line side N of civil power respectively, now current transformer 205, stir motor 7, isolating switch 12 and the first D.C mutual-inductor 4 form conducting loop, stirring motor 7 energisings starts working.After connecting cake microswitch 10 processed, single-chip microcomputer 104 detects the operation signal of cake microswitch 10 processed, control end to the second relay 207 sends control level, the second relay 207 adhesive conductings, the second relay 207 obtains electric, the output terminal of the second relay 207 is controlled contact 509 by the second Control terminal 202g with tertiary coil and is connected, now tertiary coil control contact 509 obtains electric, thereby make the second A.C. contactor 5 trigger closed, the 3rd input contact 501 and the 3rd output contact 502, the 5th input contact 505 and the 5th output contact 506 are conducted, due to the 3rd input contact 501 and the 5th input contact 505 be connected with live wire end L and the zero line side N of civil power respectively, the 3rd output contact 502 and the 5th output contact 506 are connected with refrigeration compressor 8 respectively, refrigeration compressor 8 and the second A.C. contactor 5 form conducting loop, refrigeration compressor 8 energising entrys into service.In addition, the 4th input contact 503 is closed mutually with the 4th output contact 504, the 6th input contact 507 and the 6th output contact 508, and refrigeration condenser fan 9 starts energising running simultaneously.
In stirring the operational process of motor 7 and refrigeration compressor 8, single-chip microcomputer 104 Real-Time Monitorings stir the working current of motor 7 and refrigeration compressor 8, once it is excessive to occur that abnormal conditions cause stirring the load of motor 7 and refrigeration compressor 8, single-chip microcomputer 104 detects while surpassing running current with the running current that stirs current transformer 205 electric currents that motor 7 is connected or refrigeration compressor 8, single-chip microcomputer 104 is controlled the first relay 206 and the second relay 207 dead electricity, and then the control coil of controlling the first A.C. contactor 4 and the second A.C. contactor 5 disconnects, thereby cut off the input power that stirs motor 7 and refrigeration compressor 8, stir motor 7 and refrigeration compressor 8 and enter halted state, thereby avoided the impact to ice cream maker electric wiring of the large electric current that surpasses normal running current that abnormal conditions cause.In addition, automatically fuse when there is burning the peak point current of electrical equipment with stirring isolating switch 12 that motor 7 is connected, thereby cut off the working power that stirs motor 7, further strengthened overcurrent protection measure.In like manner, the short time when the working power of ice cream maker occurs extremely causing large electric current of the resettable fuse 209 on drive plate 2 fuses automatically, disconnects the operation power supply of ice maker, thereby plays the effect of holding circuit electrical equipment.
As Fig. 1, shown in Fig. 2 and Fig. 3, after stirring motor 7 is started working, single-chip microcomputer 104 obtains electric by internal processes setup control the second relay 206, postpone certain hour and restart refrigeration compressor 7, after cake processed, single-chip microcomputer 104 is controlled the first relay 206 dead electricity, refrigeration compressor 8 is quit work, by internal processes setup control the second relay 207 dead electricity, postpone certain hour and stop again stirring motor 7, accomplish the rear startup of refrigeration compressor 8, first stop, stirring motor 7 first starts, after stop, the strict work schedule of controlling refrigeration compressor 8 and stirring motor 7, guarantee refrigeration compressor 8, stir motor 7 action of staggering, avoid starting simultaneously, make after refrigeration compressor 8 power-off, stir motor 7 and still maintain operation a period of time, thereby effectively prevent that local slurry is excessively freezing, that has avoided that shaft is frozen in freezes cylinder phenomenon.
Electric-control system of the present utility model is when load carrying; the working power of electrical network voltage undulation or continuation low pressure single-chip microcomputer 104 Real-Time Monitoring drive plates 2; when supply voltage is controlled voltage lower than system; single-chip microcomputer 104 automatically cuts off and is connected with the output terminal of power transformer 3; ice cream maker enters low-voltage variation state; prevent that the electrical parts such as load under low pressure moving; trigger hummer 101 simultaneously and produce alarm sound; prompting user notes supply voltage, restarts ice cream maker after voltage stabilization.
As shown in Figure 4, the liquid level induction system 6 of the present embodiment comprises magnetic reed tube (not identifying in figure), mark post 601, magnetic ball float 602 and connection terminal 603, magnetic reed tube is located in the bar of mark post 601 lower ends, magnetic ball float 602 is sheathed on the outside of mark post 601, connection terminal 603 is electrically connected to magnetic reed tube and single-chip microcomputer 104 respectively, and magnetic ball float 602 is on the liquid level that positive configuration state floats on slurry and with the increase and decrease of slurry quantity and in slurry, rises or decline.When magnetic ball float 602 drops to default lower position, magnet ring in magnetic ball float 602 produces magneticaction to magnetic reed tube, contact switch contacts status in magnetic reed tube changes, the adhesive of magnetic reed tube switch is communicated with, and by connection terminal 603 notice single-chip microcomputers 104, single-chip microcomputer 104 and then triggering hummer 101 produce alarm sounds, and prompting user notes supplementing slurry in feed basin.
In addition, the utility model also provides a kind of ice cream maker, and this ice cream maker is equipped with above-mentioned refrigeration system, for the ice-cream slurry that congeals.
Be different from the situation of prior art, electric-control system of the present utility model is usingd high performance single-chip microcomputer as main control chip, by single-chip microcomputer, liquid level induction system is monitored in real time, and trigger hummer and lack material and report to the police, simultaneously, single-chip microcomputer is monitored stirring the running current of motor in real time by current transformer, and control as required the first relay and the second relay dead electricity, and then control the break-make of the first A.C. contactor and the second A.C. contactor, thereby realize, to stirring the start-stop of motor and refrigeration compressor, control, the rear startup of refrigeration compressor is first stopped, stirring motor first starts afterwards and stops, that has effectively avoided ice cream maker freezes cylinder problem.The required peripheral circuit of electric-control system of the present utility model is less, has simple in structure, feature richness, controls the features such as convenient and practical.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model instructions and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. an electric-control system, is characterized in that, comprises switching motherboard, drive plate, power transformer, the first A.C. contactor, the second A.C. contactor, liquid level induction system, stirring motor and refrigeration compressor, and described switching motherboard comprises:
Hummer;
Drive plate Connection Block, described drive plate Connection Block is eight heart yearn sockets;
Liquid level induction socket, described liquid level induction socket is connected with described liquid level induction system;
Single-chip microcomputer, described single-chip microcomputer is Sai Pulasi CY8C27443 main control chip;
Described hummer, described drive plate Connection Block and described liquid level induction socket are all connected with described single-chip microcomputer;
The first A.C. contactor, the input end of described the first A.C. contactor and output terminal are provided with two groups of contacts, comprise respectively: the first input contact, the first output contact; The second input contact, the second output contact; The control end of described the first A.C. contactor is provided with one group of contact, comprises that the first coil is controlled contact and the second coil is controlled contact;
The second A.C. contactor, the input end of described the second A.C. contactor and output terminal are provided with four groups of contacts, comprising: the 3rd input contact, the 3rd output contact; The 4th input contact, the 4th output contact; The 5th input contact, the 5th output contact; The 6th input contact, the 6th output contact; The control end of described the second A.C. contactor is provided with one group of contact, comprises that tertiary coil is controlled contact and the 4th coil is controlled contact;
Wherein, described the 3rd input contact is connected with the live wire end of civil power, and described the 5th input contact is connected with the zero line side of civil power; Described the first input contact, described the 3rd input contact and described the 4th input contact are connected by short-term respectively, and described the second input contact, described the 5th input contact and described the 6th input contact are connected by short-term respectively; Described the second coil is controlled contact and is connected by short-term with described the 4th coil control contact;
Described drive plate comprises:
Switching motherboard Connection Block, described switching motherboard Connection Block is eight heart yearn sockets;
Connecting terminal block;
Current transformer, the input end of described current transformer is connected with described the first output contact by described connecting terminal block, and the output terminal of described current transformer is connected with the input end of described stirring motor by described connecting terminal block;
The first relay, described the first relay is controlled contact by described connecting terminal block with described the first coil and is connected;
The second relay, described the second relay is controlled contact by described connecting terminal block and described tertiary coil and is connected;
Wherein, described drive plate Connection Block is connected by eight core connecting lines with described switching motherboard Connection Block, described power transformer is connected with described drive plate, and described current transformer, described the first relay and described the second relay are all connected with described switching motherboard Connection Block; The output terminal of described stirring motor is connected with described the second output contact, and the input end of described refrigeration compressor is connected with described the 3rd output contact, and the output terminal of described refrigeration compressor is connected with described the 5th output contact.
2. a kind of electric-control system according to claim 1, it is characterized in that, described switching motherboard further comprise clean button, stop key, automatic keying, manually button, hardness number add button, hardness number subtracts button and charactron, described cleaning button, described in stop key, described automatic keying, described manual button, described hardness number add button, described hardness number subtracts button and described charactron is all connected with described single-chip microcomputer.
3. a kind of electric-control system according to claim 1, is characterized in that, described drive plate further comprises:
The first transformer Connection Block, one end of described the first transformer Connection Block is connected with described connecting terminal block, and the other end is connected with the input end of described power transformer;
The second transformer Connection Block, one end of described the second transformer Connection Block is connected with described switching motherboard Connection Block, and the other end is connected with the output terminal of described power transformer.
4. a kind of electric-control system according to claim 3, it is characterized in that, described drive plate further comprises rectification module, described rectification module is KBP307 type rectifier bridge, and described rectification module is connected respectively at described the second transformer Connection Block, described switching motherboard Connection Block and described the first relay, described the second relay.
5. a kind of electric-control system according to claim 3, is characterized in that, described connecting terminal block comprises:
Current transformer input terminal, one of described current transformer input terminal is connected with the input end of described current transformer, and other end is connected with described the first output contact;
Current transformer lead-out terminal, one of described current transformer lead-out terminal is connected with the output terminal of described current transformer, and other end is connected with the input end of described stirring motor;
Fire line terminal, one of described fire line terminal is connected with described first input end, and other end is connected with described the first transformer Connection Block;
The first zero terminal, controls contact with described the second coil and is connected for one of described the first zero terminal;
The second zero terminal, one of described the second zero terminal is connected with described the second input contact, and other end is connected with described the first transformer Connection Block together with described the first zero terminal parallel connection also;
The first Control terminal, one of described the first Control terminal is connected with the output terminal of described the first relay, and other end is controlled contact with described the first coil and is connected;
The second Control terminal, one of described the second Control terminal is connected with the output terminal of described the second relay, and other end is controlled contact with described tertiary coil and is connected.
6. a kind of electric-control system according to claim 3, is characterized in that, described drive plate further comprises resettable fuse, and described resettable fuse is connected with described the second transformer Connection Block.
7. a kind of electric-control system according to claim 1, is characterized in that, described electric-control system further comprises refrigeration condenser fan, and the input end of described refrigeration condenser fan is connected with described the 4th output contact, and output terminal is connected with described the 6th output contact.
8. a kind of electric-control system according to claim 1, it is characterized in that, described electric-control system further comprises ice maker start-stop switch and cake microswitch processed, and described ice maker start-stop switch, described cake microswitch processed are connected with described drive plate and described switching motherboard respectively.
9. a kind of electric-control system according to claim 1, it is characterized in that, described electric-control system further comprises isolating switch, and described isolating switch is connected in the loop of described stirring motor, described current transformer and described the first A.C. contactor composition, for cutting off excess current.
10. an ice cream maker, is characterized in that, described ice cream maker is equipped with according to the electric-control system described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464511.XU CN203414765U (en) | 2013-07-23 | 2013-07-23 | Electric control system and ice cream machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320464511.XU CN203414765U (en) | 2013-07-23 | 2013-07-23 | Electric control system and ice cream machine |
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| CN203414765U true CN203414765U (en) | 2014-01-29 |
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| CN201320464511.XU Expired - Fee Related CN203414765U (en) | 2013-07-23 | 2013-07-23 | Electric control system and ice cream machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104216446A (en) * | 2014-09-02 | 2014-12-17 | 广东富信科技股份有限公司 | Ice cream machine control circuit and ice cream hardness control method |
| CN104345657A (en) * | 2013-07-23 | 2015-02-11 | 深圳海川食品科技有限公司 | Electric control system and ice cream machine |
-
2013
- 2013-07-23 CN CN201320464511.XU patent/CN203414765U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104345657A (en) * | 2013-07-23 | 2015-02-11 | 深圳海川食品科技有限公司 | Electric control system and ice cream machine |
| CN104216446A (en) * | 2014-09-02 | 2014-12-17 | 广东富信科技股份有限公司 | Ice cream machine control circuit and ice cream hardness control method |
| CN104216446B (en) * | 2014-09-02 | 2016-11-09 | 广东富信科技股份有限公司 | Ice cream maker control circuit and ice cream soft durometer control method |
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Granted publication date: 20140129 Termination date: 20210723 |