CN208319078U - A kind of soy bean milk making machine using brshless DC motor - Google Patents

Abstract

A kind of soy bean milk making machine using brshless DC motor of the utility model, including head and cup body, the head is buckled on the cup body, load motor is equipped in the head, wherein, the motor is brshless DC motor, head wiring board is equipped in the head, the brshless DC motor and the head circuit board electrical connection, the head wiring board is equipped with processing unit, the processing unit includes load drive unit, the load drive unit includes motor control MCU, cup body wiring board is provided on the cup body, the cup body wiring board is equipped with control unit, the head wiring board is electrically connected with the cup body wiring board by coupler, described control unit transmits control signal to the motor control MCU by coupler, mains supply is electrically connected the head wiring board by coupler.When using brshless DC motor, motor control MCU is provided separately with control unit, corresponding resource requirement can be reduced respectively.

Description

A kind of soy bean milk making machine using brshless DC motor

Technical field

The utility model relates to the control field of household kitchen electric appliance more particularly to a kind of beans using brshless DC motor Pulp grinder.

Background technique

As control technology constantly develops, great variety, and more and more intelligentized family are brought to human lives Front yard living electric apparatus enters people's lives, and it is horizontal to promote people's lives.And these intelligentized household appliances, why can be real Existing intelligence be due to intelligentized control.

For food processor, it is well known that existing food processor generally all has heating or has simultaneously There are the functions such as heating crushing.And food processor is controlled in order to more intelligentized, that is, allow food processor can be more Good processes food material, and in the process, the property of material itself, the various parameters information for executing generation etc. All it is the important indicator in control process, determines the quality of food processor, especially in the pulping process of soy bean milk making machine, phase To fixed function program due to time and system of the effect differences that are different, generating immediately so as to cause slurrying of slurrying environment The quality of effect is starched, or even determines the safe handling of soy bean milk making machine.

It therefore, in the prior art in order to ensure the consistency of effects on slurry making, is carried out from the angle of the operation of user first Limitation, for example define the range of slurrying, i.e., corresponding highest slurrying water level line and minimum slurrying water level are set on cup body Line is designed in the effects on slurry making being compatible between corresponding two kinds of water levels in programming, or the size of limitation inventory Corresponding material measuring cup, then carry out limitation to functional characteristic and a variety of identity functions occur selecting, although these are one Determine to meet effects on slurry making in degree, still, user is after all made to have experienced various larger limitations during operation, increases The triviality of operation is added.Therefore, in order to preferably solve the intelligence questions of product, more and more feedback devices that detect are answered For in product, bringing the control mode or control system that become increasingly complex.This results in the circuit theory of product and The relative complex multiplicity such as wiring board, and the limitation of product space produces bigger effect corresponding device selection, position etc., leads Cause product design complicated.

Utility model content

Technical problem to be solved in the utility model offer high reliablity, design are simply a kind of to use brushless dc The soy bean milk making machine of machine.

In order to solve the above technical problems, a kind of soy bean milk making machine using brshless DC motor of the utility model, including head And cup body, the head are buckled on the cup body, and load motor is equipped in the head, wherein the motor is brushless straight Galvanic electricity machine, the head is interior to be equipped with head wiring board, the brshless DC motor and the head circuit board electrical connection, the machine Head wiring board is equipped with processing unit, and the processing unit includes load drive unit, and the load drive unit includes motor MCU is controlled, cup body wiring board is provided on the cup body, the cup body wiring board is equipped with control unit, the head route Plate is electrically connected with the cup body wiring board by coupler, and described control unit transmits control signal to institute by coupler Motor control MCU is stated, mains supply is electrically connected the head wiring board by coupler.

Preferably, the head is equipped with signal supervisory instrument, and the processing unit further includes signal acquisition unit, described Signal supervisory instrument is electrically connected with the signal acquisition unit, and the signal acquisition unit is electrically connected with the motor control MCU.

Preferably, the motor control MCU is electrically connected with the control unit by coupler.

Preferably, the signal acquisition unit is electrically connected with the control unit by coupler.

Preferably, the cup body wiring board is equipped with cup body switch power module, the cup body switch power module output Control power supply is powered to described control unit, and the cup body switch power module exports DC power supply to institute by coupler State processing unit power supply.

Preferably, the head wiring board is equipped with head switch power module, the head switch power module output DC power supply is powered to the processing unit, and the head switch power module exports control power supply to the control by coupler Unit processed is powered.

Preferably, the cup body wiring board is equipped with cup body switch power module, the cup body switch power module output Control power supply is powered to described control unit, and the head wiring board is equipped with head switch power module, the head Switch power module exports DC power supply and powers to the processing unit.

Preferably, the DC power supply includes driving DC power supply all the way, and the driving DC power supply drives to the load Moving cell power supply.

Preferably, the load drive unit further includes motor driver, the motor driver and the motor control MCU is electrically connected and drives the brshless DC motor, and the driving DC power supply is electrically connected motor driver, the driving direct current Power supply is powered by reduction voltage circuit module to the motor control MCU.

Preferably, it is equipped between described control unit and the coupler and communication circuit module is isolated.

By being respectively provided with corresponding wiring board in the head of soy bean milk making machine and cup body respectively, so as to by chain-drive section sub-control System is separated with cup section control, especially when using brshless DC motor, then needs to be configured motor control Motor control MCU is provided separately with control unit, can reduce corresponding resource requirement respectively by MCU.No matter at this point, in beans How many detection sensing devices or the control system control circuit using more Intelligent complex are designed on pulp grinder, can be carried out It controls, is then communicated by coupler respectively, can simplify the design of product in this way.Meanwhile head can be distinguished with cup body Control increases the functional diversities of soy bean milk making machine and intelligentized then head also can individually work with cup body Degree.There are corresponding control systems, detection sensing device etc. for soy bean milk making machine, then just need accordingly corresponding DC power supply to Control system, detection sensing device are powered, so that soy bean milk making machine is able to carry out corresponding parameter detecting and selects to execute Corresponding function program.Therefore, switch power module is set on head and cup body respectively, facilitate head individually makes with cup body With.Meanwhile based on soy bean milk making machine there are the two execution loads of motor and heating device to set up separately in cup body and head, it deposits between each other In different degrees of interference, so the interference between loading can be reduced by setting up two switch power modules separately, load is reduced to electricity The interference in source, to promote the precision etc. of various detections.It is optimized alternatively, it is also possible to will test the position of device setting, The limitation of structure is avoided so that the complexity such as detection device installation, or the problems such as cannot directly detect, while reducing related accessory Requirement, such as the coupling port of coupler etc., only need to carry out the communication between head and cup body at this time, not need individually Setting coupling detection port and power supply coupling port etc., greatly facilitate the design of soy bean milk making machine, promote the intelligence of soy bean milk making machine Energyization.

Detailed description of the invention

The utility model is described in further detail with reference to the accompanying drawings and detailed description:

Fig. 1 is the system block diagram of the soy bean milk making machine embodiment using brshless DC motor of the utility model.

Fig. 2 is another system block diagram of the soy bean milk making machine embodiment using brshless DC motor of the utility model.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawings and embodiments:

For the objectives, technical solutions, and advantages of the embodiments of the present invention are more clearly understood, below in conjunction with attached The embodiments of the present invention are described in detail in figure.It should be noted that in the absence of conflict, the reality in the application The feature applied in example and embodiment can mutual any combination.

Embodiment:

A kind of soy bean milk making machine using brshless DC motor of the utility model, including head and cup body, the head are buckled on On the cup body, load motor is equipped in the head, the load motor is brshless DC motor, and the cup body, which is equipped with, to be added Thermal, as shown in Figure 1, mains supply is powered by the power outlet being set on cup body to the soy bean milk making machine.The head Interior to be equipped with head wiring board, the brshless DC motor and the head circuit board electrical connection, the head wiring board is equipped with Processing unit, the processing unit include load drive unit, and the load drive unit includes motor control MCU, the cup Cup body wiring board is provided on body, the cup body wiring board is equipped with control unit, the head wiring board and the cup body line Road plate is electrically connected by coupler, and described control unit transmits control signal to the motor control by coupler MCU, mains supply are electrically connected the head wiring board by coupler.

The head of soy bean milk making machine is buckled on cup body, and the brshless DC motor connection grinding device being arranged in head protrudes into cup body It is interior, so intelligentized control method is realized, then control, motor to spill over to more preferably be monitored to pulping process Detection sensing device is both needed to be arranged on head parameter detecting etc. accordingly, even if being not provided with corresponding detection device, but machine Load motor is equipped in head after all, it is opposite in requisition for driving etc..Therefore in the present embodiment, so head wiring board is equipped with Processing unit, cup body wiring board are equipped with control unit, by being arranged control unit on cup body wiring board, can reduce electricity Machine operational vibration and motor perception magnetic field also can avoid generating steaming in heating process to the interference effect of control unit Vapour, which rises the temperature rise on control unit, to be influenced, and the reliability of control unit is improved, and reduces the protection requirement to control unit, can Simplify corresponding Redundancy Design.

Certainly, in the present embodiment, in order to enable the reliable design of soy bean milk making machine, the coupler include at least one first Communication port and three power ports, first communication port make control unit be attached and carry out with processing unit Signal transmitting may be otherwise using wireless transmission or other discontiguous signal transmission forms, so that control unit certainly It realizes and communicates between processing unit.Three power ports make mains supply be transferred to head wiring board, certainly, alternating current herein Power supply, which can be, directly to be obtained from power outlet place, can also with when obtained from cup body wiring board, that is to say, that coupler is directly electric Power outlet or electrical connection cup body wiring board are connected, the variation of any connection herein can not change corresponding essence connection and ask Topic, even if corresponding control switch is arranged during the connection process, the power supply head load motor work emphasized herein needed for is Forceful electric power mains supply.

It is well known that soy bean milk making machine needs control load motor, heating device and corresponding detection device When, then it needs to control chip, detection sensor etc. accordingly, and controlling chip and detection sensor etc. accordingly then needs Low-voltage dc power supply is wanted to be powered, to realize corresponding function.The soy bean milk making machine needs switch power module, by alternating current Power supply is converted into corresponding low-voltage dc power supply for controlling the application such as chip, detection sensor accordingly.

As shown in Fig. 2, in the present embodiment, the cup body wiring board is equipped with cup body switch power module, the cup body Switch power module is electrically connected mains supply incoming end, mains supply is carried out low-voltage direct conversion, cup body wiring board is equipped with Control unit, the cup body switch power module export DC power supply and power to described control unit.On the head wiring board Equipped with head switch power module, the head switch power module exports DC power supply and powers to the processing unit.Exist Cup body and head are equipped with the switch power module of oneself, after being separated for two, if the two accesses mains supply, just Can individually carry out using, and be provided with two switch power modules, avoid load motor perception and circuit parasitic electricity Influence of the effects of the holding inductance to power supply precision, to affect various detection benchmark, the problems such as caused detection inaccuracy.Together When also avoid requirement of the power delivery to Coupler ports quantity, as in this case, if can there is more port resource to use Carry out the reliability of promotion signal transmission, so, coupler includes five coupled ends, and the processing unit and described control unit are logical The two coupled ends electrical connection for crossing the coupler realizes that mutual signal sends and receives.It is of course also possible to individually exist Switch power module is set on head or cup body, required low-voltage dc power supply is being transferred to by not set open by coupler The part of powered-down source module.The port number of coupler in this way is corresponding to be increased.I.e. coupler is equipped with DC power supply coupling Close port.

In the present embodiment, the head is equipped with signal supervisory instrument, and signal supervisory instrument includes but is not limited to such as temperature Sensor, anti-spilled detecting electrode and high water level detecting electrode etc. are spent, the processing unit includes signal acquisition unit, described Signal supervisory instrument is electrically connected with the signal acquisition unit, and the signal acquisition unit passes through signal supervisory instrument and soy bean milk making machine Various signals in the course of work are detected and are handled.At this point, the head Switching Power Supply exports signal processing direct current all the way Power supply is powered to the signal supervisory instrument and signal acquisition unit.Because being additionally provided with load motor in head, The processing unit includes load drive unit, and the first switch power supply exports driving DC power supply all the way and drives to the load Moving cell is powered.Certainly, the signal processing DC power supply and driving DC power supply can be same DC power supply.At this In embodiment, because signal supervisory instrument has the parameter of slurries in detection cup body, so that can be contacted with user, and motor Load uses forceful electric power power supply to work again, therefore in order to enable soy bean milk making machine is more safe and reliable, the signal processing The DC power supply that DC power supply is isolated with driving DC power supply for two-way.Of course, it is possible to using isolation load drive unit into The driving of row load motor, but the DC power supply output that signal processing DC power supply needs to be isolated, therefore, comparatively need Increase circuit design cost.

In the present embodiment, on cup body wiring board, processing unit is communicated control unit with control unit, from And cooperate the control completed to loads such as load motor, heating devices, it is finally completed the pulping process of soy bean milk making machine.Therefore, at this In embodiment, the signal acquisition unit is electrically connected with the load drive unit, to first complete phase inside head The data communication processing answered, is then electrically connected, it is of course also possible to by loading again by signal acquisition unit and control unit Driving unit and control unit are electrically connected the transmission for completing signal.At this time for signal acquisition unit and load drive unit it Between be equipped with isolation circuit module.It is of course also possible to carry out electricity by signal acquisition unit, load drive unit and control unit respectively Connection, respectively transmits corresponding signal to control unit, to complete the control of total system, then needs to increase Coupler ports Quantity, and the problems such as need to consider the timing of signal processing.

In the present embodiment, communication isolation circuit module is equipped between processing unit and control unit, due to Handpiece Location The limitation of control and head load motor perceptual device and motor operational vibration etc. influence, and communication isolation circuit module is set It is placed on the cup body route, to promote communication isolation circuit module to the accuracy of signal-isolated transmission.And in this implementation In example, the signal coupling port that coupler is used for transmission signal is two ports, to ensure reliability that data send and receive.

Further in the present embodiment, the load drive unit includes motor control MCU, and described control unit passes through Transmission control signal gives the motor control MCU, then is controlled by motor control MCU brshless DC motor.Certainly, described Control unit by transmission control signal give the motor control MCU, refer to control unit can by coupler directly with electricity Machine control MCU is electrically connected, and is also possible to first to carry out by signal acquisition unit to receive control signal and is transferred to motor control again MCU processed.In the present embodiment, the load drive unit further includes motor driver, the driving DC power supply electrical connection electricity Machine driver, the driving DC power supply are powered by reduction voltage circuit module to the motor control MCU.

In the present embodiment, in order to which the internal structure for further optimizing soy bean milk making machine is arranged, the cup body wiring board packet Control circuit board and display wiring board are included, certainly, control unit can be set on control circuit board, also can be set and is showing On wiring board, likewise, cup body switch power module can be set on control circuit board, also it can be set in display wiring board On.Cup body switch power module exports corresponding display power supply to the display wiring board.

By being respectively provided with corresponding wiring board in the head of soy bean milk making machine and cup body respectively, so as to by chain-drive section sub-control System is separated with cup section control, no matter at this point, designing how many detection sensing devices in soy bean milk making machine or using more The control system control circuit of Intelligent complex, can be controlled respectively, then be communicated by coupler, in this way can be with Simplify the design of product.Meanwhile head can control respectively with cup body, then head also can individually work with cup body, Increase soy bean milk making machine functional diversities and intelligentized degree.There are corresponding control systems, detection sensing dress for soy bean milk making machine It sets, then just needing corresponding DC power supply to be powered to control system, detection sensing device accordingly, so that beans Pulp grinder is able to carry out corresponding parameter detecting and selects to execute corresponding function program.Therefore, it is set on head and cup body respectively Switch power module is set, head is facilitated and cup body is used alone.Meanwhile motor and heating device two are had based on soy bean milk making machine It executes load to set up separately in cup body and head, there is different degrees of interference between each other, so setting up two Switching Power Supply moulds separately Block can reduce the interference between load, interference of the load to power supply be reduced, to promote the precision etc. of various detections.Separately Outside, can also will test device setting position optimize, avoid the limitation of structure so that detection device installation etc. complexity, or The problems such as person cannot directly detect, while the requirement of related accessory is reduced, such as coupling port of coupler etc., it only needs at this time The communication between head and cup body is carried out, does not need that coupling detection port and power supply coupling port etc., pole is separately provided The big design for facilitating soy bean milk making machine, promotes the intelligence of soy bean milk making machine.

It is emphasized that the protection scope of the utility model is including but not limited to above-mentioned specific embodiment.It should refer to Out, for those skilled in the art, without departing from the principle of this utility model, several deformations can also be made And improvement, these should also be considered as belonging to the protection scope of the utility model.

Claims (10)

1. a kind of soy bean milk making machine using brshless DC motor, including head and cup body, the head are buckled on the cup body, institute It states and is equipped with motor in head, which is characterized in that the motor is brshless DC motor, is equipped with head wiring board in the head, The brshless DC motor and the head circuit board electrical connection, the head wiring board are equipped with processing unit, the processing Unit includes load drive unit, and the load drive unit includes motor control MCU, and cup body route is provided on the cup body Plate, the cup body wiring board are equipped with control unit, the head wiring board and the cup body wiring board and are carried out by coupler Electrical connection, described control unit transmit control signal to the motor control MCU by coupler, and mains supply passes through coupler It is electrically connected the head wiring board.

2. the soy bean milk making machine according to claim 1 using brshless DC motor, which is characterized in that the head is equipped with letter Number detection device, the processing unit further includes signal acquisition unit, the signal supervisory instrument and the signal acquisition unit Electrical connection, the signal acquisition unit are electrically connected with the motor control MCU.

3. the soy bean milk making machine according to claim 2 using brshless DC motor, which is characterized in that the motor control MCU It is electrically connected with the control unit by coupler.

4. the soy bean milk making machine according to claim 2 using brshless DC motor, which is characterized in that the signal acquisition unit It is electrically connected with the control unit by coupler.

5. the soy bean milk making machine according to claim 1 using brshless DC motor, which is characterized in that on the cup body wiring board Equipped with cup body switch power module, the cup body switch power module exports control power supply and is powered to described control unit, The cup body switch power module exports DC power supply by coupler and powers to the processing unit.

6. the soy bean milk making machine according to claim 1 using brshless DC motor, which is characterized in that on the head wiring board Equipped with head switch power module, the head switch power module exports DC power supply and powers to the processing unit, described Head switch power module exports control power supply by coupler and is powered to described control unit.

7. the soy bean milk making machine according to claim 1 using brshless DC motor, which is characterized in that on the cup body wiring board Equipped with cup body switch power module, the cup body switch power module exports control power supply and is powered to described control unit, The head wiring board is equipped with head switch power module, and the head switch power module exports DC power supply to the place Manage unit power supply.

8. according to any soy bean milk making machine using brshless DC motor of claim 5 or 6 or 7, which is characterized in that described straight Galvanic electricity source includes driving DC power supply all the way, and the driving DC power supply is powered to the load drive unit.

9. the soy bean milk making machine according to claim 8 using brshless DC motor, which is characterized in that the load drive unit It further include motor driver, the motor driver is electrically connected with the motor control MCU and drives the brshless DC motor, The driving DC power supply is electrically connected motor driver, and the driving DC power supply gives the motor control by reduction voltage circuit module MCU power supply processed.

10. the soy bean milk making machine according to claim 1 using brshless DC motor, which is characterized in that described control unit with Isolation communication circuit module is equipped between the coupler.