CN204836019U - Intelligent speed control system of food stirring treater - Google Patents
Intelligent speed control system of food stirring treater Download PDFInfo
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- CN204836019U CN204836019U CN201520636361.5U CN201520636361U CN204836019U CN 204836019 U CN204836019 U CN 204836019U CN 201520636361 U CN201520636361 U CN 201520636361U CN 204836019 U CN204836019 U CN 204836019U
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Abstract
The utility model discloses an intelligent speed control system of food stirring treater, current transformer circuit module input set up in motor -drive circuit module output, gain the motor operating current signal of reaction cutting knife tackle spare load. The current transformer circuit module includes current transformer and exchangeable current conversion module, and the current transformer output is connected with exchangeable current conversion module, changes into voltage signal with the current signal of current transformer response and offers intelligent control circuit module, and intelligent control circuit module carries out intelligent control through motor drive circuit module to the motor according to the current signal that acquires. The utility model provides a high -speed rotatory noise and the mechanical shock problem that produces of food processor, realize intelligent speed control, the noise of effectual control utensil production when high -speed the operation, accomplishing high efficiency, high energy, safety, low noise, having prolonged utensil life simultaneously, improve the functional performance and compare, application prospect will be wide.
Description
Technical field
The utility model relates to a kind of food processing apparatus, particularly a kind of food stirring apparatus.
Background technology
At present, existing food stir process device is generally provided with relevant bite assembly and drives the motor of bite component operation, if application publication number is the Chinese invention patent of CN103110366A, it comprises drive unit, stirred vessel, knife assembly, wherein drive unit directly or indirectly drives knife assembly, and knife assembly is rotatable to be arranged in stirred vessel.The food stir process device of this structure is when stirring food, run to stirring end motor from start and all use same specific speed, especially for having high-revolving machine, the High Rotation Speed that starting up produces instantaneously, on the one hand can to the motor mechanical shock that even complete machine generation is very large, produce mechanical oscillation, reduce food stir process device useful life; The huge noise produced instantaneously during complete machine No Load Start on the other hand, not only contaminated environment but also allow user feel sick.
Therefore prior art has larger room for improvement.
Summary of the invention
For solving the above-mentioned defect that existing food stir process device exists, the utility model provides a kind of and reduces that mechanical oscillation, noise are little, the intelligent speed control system of the food stir process device of long service life.
For achieving the above object, the scheme that the utility model is taked is:
An intelligent speed control system for food stir process device, comprises bite assembly, motor and control circuit board component; Described bite assembly is driven by motor, is electrically connected between motor and control circuit board component; It is characterized in that, described control circuit board component comprises intelligent control circuit module, current transformer circuit module and controlled motor-drive circuit module; Described intelligent control circuit module is connected with current transformer circuit module and motor-drive circuit modular electrical respectively; Described current transformer circuit module input is arranged at motor-drive circuit module output, obtains the motor working current signal of reaction bite component load.
Further illustrating as such scheme, by implanting intelligent control circuit module on control circuit board component, again by current transformer circuit module induction machine operating current change feedback, judge the moment of torsion dynamics size that bite assembly comes motor transmission, thus control the rotating speed of motor intelligently.Its control principle is: under complete machine Light Condition, and namely bite assembly is when no-load condition, bite assembly low-speed running, also namely controls the running of motor low velocity; In the loaded state, namely during the running of bite assembly bringing onto load, needed for the outputting torsion of motor and bite component operation, the torsion moment is consistent, when load variations on bite assembly, motor drives the torsional forces also respective change of bite assembly, and motor working current is respective change also.Intelligent control circuit module, by the motor working current of current transformer circuit module feedback, can judge the real time load situation of bite assembly, can realize rational speed and carry out low noise startup, reduces vibration, life-saving; Effectively control the working stability degree of complete machine.
As the improvement of such scheme, aforementioned control circuit board component also comprises the Hall element feedback circuit module that induction detects motor speed, and output and the intelligent control circuit module input of Hall element feedback circuit module are electrically connected; Hall element feedback circuit module comprises Hall element, and Hall element is located on motor.Hall element is used for the rotating speed of induction machine, the motor speed that intelligent control circuit module is returned by Hall element feedback circuit module feedback, adjust silicon controlled ON time according to the rotating speed measured, thus realize the control of motor speed, reach the effect of bite assembly steady running.
Aforementioned currents transformer circuit module comprises current transformer and mutual inductance current conversion module, current transformer output is connected with mutual inductance current conversion module, the current signal that current transformer is responded to is changed into voltage signal and is supplied to intelligent control circuit module, intelligent control circuit module carries out Based Intelligent Control by motor-drive circuit module to motor according to the current signal obtained.Current signal is converted to the discernible voltage signal of intelligent control circuit module by mutual inductance current conversion module.Intelligent control circuit module is facilitated to carry out data processing.
Aforementioned mutual inductance current conversion module comprises induced current rectifier bridge, two induced current ripple electric capacity and two induced electricity circulation voltage resistances; Be connected in parallel between induced current rectification bridge output end and ground after the series connection of two induced electricity circulation voltage resistances; Two induced current ripple Capacitance parallel connections are between induced current rectification bridge output end and ground; Induced current rectifier bridge input and current transformer output are electrically connected; Series connection place of two induced electricity circulation voltage resistances is induced voltage output, and induced voltage output and intelligent control circuit module input are electrically connected, and induced voltage output is provided with induced voltage output filter capacitor.Complete machine zero load induction carries out induced signal process by current transformer, current commutates bridge, induced current ripple electric capacity.When bite assembly is subject to load on damping tape, induced voltage output voltage is high, otherwise then voltage is low, and voltage levels passes through intelligent control circuit module feedback to motor, thus realizes the detection of speed.The mutual inductance current conversion module circuit structure of this structure is simple, and cost is low, and antijamming capability is strong, and Electro Magnetic Compatibility is good.
Aforementioned motor drive circuit module comprises alignment circuit module and automatic switch control module; Alignment circuit module, motor are connected with automatic switch control module successively connected in electrical series.After automatic switch control module is connected, alignment circuit module could carry out speed governing to motor.Alignment circuit module can according to the change of load, and the operating current controlling motor makes corresponding change.
Aforementioned alignment circuit module is bidirectional triode thyristor alignment circuit structure; The capacitance-resistance buffer circuit of resistance and capacitances in series composition is provided with between the input of bidirectional triode thyristor and output; The drive end of bidirectional triode thyristor is provided with the controllable silicon drive circuit of triode and resistance composition, and the control end of triode is connected with intelligent control circuit modular electrical by resistance.Bidirectional triode thyristor easily controls, and has and controls simply, can use the feature of alternating current machine, the ON time of intelligent control circuit module controls bidirectional triode thyristor, the i.e. operating current of adjustable motor, thus reach the speeds control of motor, realize the Based Intelligent Control to bite assembly.
Aforementioned automatic switch control module forms primarily of the relay drive circuit of relay and triode composition, and the control end of triode is connected with intelligent control circuit modular electrical by resistance.The conducting of intelligent control circuit module controls triode and off-state, realize the control of conducting to relay and disconnection, thus realize the switch control rule to motor.
Aforementioned control circuit board component also comprises the switch power module that output voltage is+12V, the voltage stabilizing circuit module that the voltage that switch power module output is provided with+5V exports.Switch power module and voltage stabilizing circuit module provide reliable and stable working power for system.Switch power module current efficiency is high, and large to the accommodation of input voltage, precision is high, the working power of voltage stabilization for core component provides for voltage stabilizing circuit module, ensures the work of system stability ground.
As from the foregoing, the utility model mainly contains following advantage: the noise and the mechanical shock problem that solve the generation of food processor High Rotation Speed, the size of the moment of torsion transmitted by motor suffered by induction bite assembly, realize intelligentized speeds control, the noise that effective controling appliance produces when running up; While the high rotating speed of guarantee, high power handling food, really accomplish efficient, high energy, safety, low noise, also extend the useful life of machine simultaneously to a certain extent, improve functional performance ratio, application prospect is by wide.
Accompanying drawing explanation
Fig. 1 is the structural representation of the intelligent speed control system of food stir process device of the present utility model.
Fig. 2 is the schematic block circuit diagram of the control circuit board component of Fig. 1.
Fig. 3 is the circuit theory diagrams of the current transformer circuit module of Fig. 2, intelligent control circuit module and motor-drive circuit module.
Fig. 4 is the Hall element feedback circuit module of Fig. 2 and the circuit theory diagrams of intelligent control circuit module.
Fig. 5 is the switch power module of Fig. 2 and the modular circuit schematic diagram of voltage stabilizing circuit.
In figure: 1, food stir process device; 2, bite assembly; 3, motor; 4, control circuit board component; 5, shaft coupling; 41, intelligent control circuit module; 42, current transformer circuit module; 421, mutual inductance current conversion module; 43, Hall element feedback circuit module; 44, motor-drive circuit module; 441, alignment circuit module; 442, automatic switch control module; 45, switch power module; 46, voltage stabilizing circuit module; 47, Hall element.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the utility model and Advantageous Effects thereof are further elaborated.
As shown in Figure 1, hardware component of the present utility model comprises bite assembly 2, motor 3 and control circuit board component 4.Bite assembly 2 is driven by motor 3, and particularly, described motor 3 is connected with bite assembly 2 by shaft coupling 5, is electrically connected between motor and control circuit board component.
As Figure 2-Figure 5, control circuit board component 4 comprises intelligent control circuit module 41, current transformer circuit module 42 and controlled motor-drive circuit module 44; Intelligent control circuit module 41 is electrically connected with current transformer circuit module 42 and motor-drive circuit module 44 respectively; Current transformer circuit module 42 input is arranged at motor-drive circuit module 44 output, obtains the motor 3 operating current signal of reaction bite assembly 2 load.Current transformer circuit module 42 comprises current transformer and mutual inductance current conversion module 421, current transformer T1 output is connected with mutual inductance current conversion module 421, the current signal that current transformer T1 responds to is changed into voltage signal and is supplied to intelligent control circuit module 41, intelligent control circuit module 41 carries out Based Intelligent Control according to the current signal obtained by motor-drive circuit module 44 pairs of motors 3.By modular circuit design, make circuit design simple, intelligent control circuit module 41 with widely used microcontroller IC1 for core, use more flexible, reduce the volume of control circuit board component 4 with having suburb, control circuit board component 4 is taken up room little, facilitate control circuit board component 4 to be implanted to food stir process device IC1 inner, save development and production cost.Software intelligent control program of the present utility model, burning is in microcontroller IC1.
In addition, control circuit board component 4 also comprises the Hall element feedback circuit module 43 that induction detects motor 3 rotating speed, and output and intelligent control circuit module 41 input of Hall element feedback circuit module 43 are electrically connected; Hall element feedback circuit module 43 comprises Hall element 47, and Hall element 47 is located on motor 3.And control circuit board component 4 also comprises the switch power module 45 that output voltage is+12V, the voltage stabilizing circuit module 46 that the voltage that switch power module 45 output is provided with+5V exports.In circuit theory diagrams, Hall element 47 is electrically connected by connector CN4 and circuit.Hall element 47 is non-contact inductive element, effectively can sense the rotating speed of motor 3, and the rotating speed of motor 3 is converted to pulse signal and be input in the microcontroller IC1 of intelligent control circuit module 41 and carry out signal transacting.The application of Hall element 47, makes system test the speed and becomes simple, provides negative-feedback signal by the rotating speed of motor 3 to intelligent control circuit module 41, makes the control of system more accurate and effective.
Wherein, current transformer circuit module 42 comprises current transformer T1 and mutual inductance current conversion module 421, current transformer T1 output is connected with mutual inductance current conversion module 421, the current signal that current transformer T1 responds to is changed into voltage signal and is supplied to intelligent control circuit module 41, intelligent control circuit module 41 carries out Based Intelligent Control according to the current signal obtained by motor-drive circuit module 44 pairs of motors 3.Mutual inductance current conversion module 421 comprises induced current rectifier bridge DG1, two induced current ripple electric capacity (C15, EC6) and two induced electricities circulation voltage resistance (R32, R33); Be connected in parallel between induced current rectifier bridge DG1 output and ground after two induced electricity circulation voltage resistance (R32, R33) series connection; Two induced current ripple electric capacity (C15, EC6) are connected in parallel between induced current rectifier bridge DG1 output and ground; Induced current rectifier bridge DG1 input and current transformer T1 output are electrically connected; Two induced electricity circulation voltage resistance (R32, R33) series connection place are induced voltage output HGQ, induced voltage output HGQ and intelligent control circuit module 41 input are electrically connected, and induced voltage output HGQ is provided with induced voltage output filter capacitor C16.The current signal that current transformer T1 responds to is through induced current rectifier bridge DG1 rectification, again after the filtering of two induced current ripple electric capacity (C15, EC6), become direct current signal, convert voltage signal to finally by two induced electricities circulation voltage resistance (R32, R33).The voltage signal of microcontroller IC1 to induced voltage output HGQ of intelligent control circuit module 41 receives, and carries out A/D conversion, according to its size, judges the real time load situation of bite assembly, realizes Based Intelligent Control.
Wherein, motor-drive circuit module 44 comprises alignment circuit module 441 and automatic switch control module 442; Alignment circuit module 441, motor 3 are connected with automatic switch control module 442 successively connected in electrical series.Particularly, alignment circuit module 441 is bidirectional triode thyristor alignment circuit structure; The capacitance-resistance buffer circuit that resistance RX3 and electric capacity CX1 is composed in series is provided with between the input of bidirectional triode thyristor SCR1 and output; The drive end of bidirectional triode thyristor SCR1 is provided with the controllable silicon drive circuit of triode Q2 and resistance R12 composition, and the control end of triode Q2 is electrically connected by resistance R11 and intelligent control circuit module 41.The relay J Q1 drive circuit composition that automatic switch control module 442 forms primarily of relay J Q1 and triode Q1, the control end of triode Q1 is electrically connected by resistance R14 and intelligent control circuit module 41.Automatic switch control module 442 is the total switch circuit of motor 3, as long as the microcontroller IC1 of intelligent control circuit module 41 sends make-and-break signal to triode Q1, gets final product the opening and closing of control relay JQ1.The alignment circuit of alignment circuit module 441 motor 3, as long as the microcontroller IC1 of intelligent control circuit module 41 sends control impuls series of signals to triode Q2, the control of the ON time to bidirectional triode thyristor SCR1 can be realized easily, thus realize the speed adjustment of motor 3.
Book and specific embodiment do not form any restriction to the utility model according to the above description; the utility model is not limited to embodiment disclosed and described above; to amendments more of the present utility model and distortion, also should fall in the protection range of claim of the present utility model.
Claims (8)
1. an intelligent speed control system for food stir process device, comprises bite assembly, motor and control circuit board component; Described bite assembly is driven by motor, is electrically connected between motor and control circuit board component; It is characterized in that, described control circuit board component comprises intelligent control circuit module, current transformer circuit module and controlled motor-drive circuit module; Described intelligent control circuit module is connected with current transformer circuit module and motor-drive circuit modular electrical respectively; Described current transformer circuit module input is arranged at motor-drive circuit module output, obtains the motor working current signal of reaction bite component load.
2. the intelligent speed control system of food stir process device as claimed in claim 1, it is characterized in that, described control circuit board component also comprises the Hall element feedback circuit module that induction detects motor speed, and output and the intelligent control circuit module input of Hall element feedback circuit module are electrically connected; Hall element feedback circuit module comprises Hall element, and Hall element is located on motor.
3. the intelligent speed control system of food stir process device as claimed in claim 1 or 2, it is characterized in that, described current transformer circuit module comprises current transformer and mutual inductance current conversion module, current transformer output is connected with mutual inductance current conversion module, the current signal that current transformer is responded to is changed into voltage signal and is supplied to intelligent control circuit module, intelligent control circuit module carries out Based Intelligent Control by motor-drive circuit module to motor according to the current signal obtained.
4. the intelligent speed control system of food stir process device as claimed in claim 3, is characterized in that, described mutual inductance current conversion module comprises induced current rectifier bridge, two induced current ripple electric capacity and two induced electricity circulation voltage resistances; Be connected in parallel between induced current rectification bridge output end and ground after the series connection of two induced electricity circulation voltage resistances; Two induced current ripple Capacitance parallel connections are between induced current rectification bridge output end and ground; Induced current rectifier bridge input and current transformer output are electrically connected; Series connection place of two induced electricity circulation voltage resistances is induced voltage output, and induced voltage output and intelligent control circuit module input are electrically connected, and induced voltage output is provided with induced voltage output filter capacitor.
5. the intelligent speed control system of food stir process device as claimed in claim 4, it is characterized in that, described motor-drive circuit module comprises alignment circuit module and automatic switch control module; Alignment circuit module, motor are connected with automatic switch control module successively connected in electrical series.
6. the intelligent speed control system of food stir process device as claimed in claim 5, it is characterized in that, described alignment circuit module is bidirectional triode thyristor alignment circuit structure; The capacitance-resistance buffer circuit of resistance and capacitances in series composition is provided with between the input of bidirectional triode thyristor and output; The drive end of bidirectional triode thyristor is provided with the controllable silicon drive circuit of triode and resistance composition, and the control end of triode is connected with intelligent control circuit modular electrical by resistance.
7. the intelligent speed control system of food stir process device as claimed in claim 6, it is characterized in that, described automatic switch control module forms primarily of the relay drive circuit of relay and triode composition, and the control end of triode is connected with intelligent control circuit modular electrical by resistance.
8. the intelligent speed control system of food stir process device as claimed in claim 7, it is characterized in that, described control circuit board component also comprises the switch power module that output voltage is+12V, the voltage stabilizing circuit module that the voltage that switch power module output is provided with+5V exports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520636361.5U CN204836019U (en) | 2015-08-21 | 2015-08-21 | Intelligent speed control system of food stirring treater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520636361.5U CN204836019U (en) | 2015-08-21 | 2015-08-21 | Intelligent speed control system of food stirring treater |
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| CN204836019U true CN204836019U (en) | 2015-12-02 |
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| CN201520636361.5U Active CN204836019U (en) | 2015-08-21 | 2015-08-21 | Intelligent speed control system of food stirring treater |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024619A (en) * | 2015-08-21 | 2015-11-04 | 广东新宝电器股份有限公司 | Intelligent speed control system of food stirring processor |
| CN106108714A (en) * | 2016-08-31 | 2016-11-16 | 浙江朗科智能电气有限公司 | A kind of invariable power cooking machine power panel with control in real time |
-
2015
- 2015-08-21 CN CN201520636361.5U patent/CN204836019U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024619A (en) * | 2015-08-21 | 2015-11-04 | 广东新宝电器股份有限公司 | Intelligent speed control system of food stirring processor |
| CN106108714A (en) * | 2016-08-31 | 2016-11-16 | 浙江朗科智能电气有限公司 | A kind of invariable power cooking machine power panel with control in real time |
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