CN204995219U - Soybean milk machine - Google Patents
Soybean milk machine Download PDFInfo
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- CN204995219U CN204995219U CN201520703569.4U CN201520703569U CN204995219U CN 204995219 U CN204995219 U CN 204995219U CN 201520703569 U CN201520703569 U CN 201520703569U CN 204995219 U CN204995219 U CN 204995219U
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- Prior art keywords
- line
- cup
- making machine
- bean milk
- soy bean
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- 235000010469 Glycine max Nutrition 0.000 title claims abstract description 45
- 244000068988 Glycine max Species 0.000 title claims abstract description 45
- 239000008267 milk Substances 0.000 title claims abstract description 45
- 210000004080 milk Anatomy 0.000 title claims abstract description 45
- 235000013336 milk Nutrition 0.000 title claims abstract description 45
- 238000001914 filtration Methods 0.000 claims abstract description 35
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Beans For Foods Or Fodder (AREA)
Abstract
The utility model relates to a soybean milk machine, including aircraft nose and cup, the aircraft nose is detained and is arranged in on the cup, be equipped with the motor in the aircraft nose, be equipped with heating device on the cup, be equipped with control in the aircraft nose the motor with heating device's electrically controlled device, be equipped with the supply socket who is used for connecting mains supply on the cup, wherein, soybean milk machine is still including the EMC filter module who is used for electromagnetic interference resistance, EMC filter module set up in on the cup, EMC filter module's input passes through power supply input line and connects supply socket, EMC filter module's output passes through power output line and connects electrically controlled device, power supply input line with form the contained angle between the power output line. Prevent that the filtering power is by secondary pollution, solution soybean milk machineEMI conducted disturbance problem to make soybean milk machine's anti -interference ability promote more.
Description
Technical field
The utility model relates to household kitchen electric appliance field, particularly relates to a kind of soy bean milk making machine.
Background technology
Soy bean milk making machine is the food processor of an electric heating and electronic combination, realizes boiling the pulverizing of material and heating.And generally all adopt motor to carry out for the pulverizing of material, what the heating for material adopted is heater, and in prior art, the motor that soy bean milk making machine uses belongs to perceptual components and parts, and the resistive heating load that heater is generally also selected.And in the control of soy bean milk making machine, in order to realize intelligent slurrying, the control for motor and heater generally all can adopt the semiconductor electronic switching devices such as controllable silicon.Simultaneous Switching power supply also generally uses in soy bean milk making machine.
Because the motor in soy bean milk making machine, controllable silicon, Switching Power Supply etc. are perceptual components and parts, operationally all certain electromagnetic interference can be produced.And soy bean milk making machine effect household electrical appliance, it is directly connected with mains supply, and the electromagnetic interference that therefore device produces not only can affect the normal work of other electron component in soy bean milk making machine; And harmful effect can be produced to other electric equipment in electrical network.Therefore, in order to reduce or eliminate these electromagnetic interference, soy bean milk making machine arranges electromagnetic interference resistant device and seems extremely important.
Although add some EMC filters in prior art, do not consider the problem such as position and wire harness, so cause filter effect poor, the problems such as device parameter requirements is high produce, thus cause cost to increase.
Utility model content
Technical problem to be solved in the utility model is to provide that a kind of circuit structure is simple, components and parts requirement is low and it is lower to realize cost, and the soy bean milk making machine that electromagnetism interference is effective.
In order to solve above technical problem, a kind of soy bean milk making machine of the utility model, comprise head and cup, described head is buckled on described cup, motor is provided with in described head, described cup is provided with heater, the electric control gear controlling described motor and described heater is provided with in described head, described cup is provided with the supply socket for connecting mains supply, wherein, described soy bean milk making machine also comprises the EMC filtration module for anti-electromagnetic interference, described EMC filtration module is arranged on described cup, the input of described EMC filtration module connects described supply socket by power input line, the output of described EMC filtration module connects described electric control gear by power supply output line, angle is formed between described power input line and described power supply output line.
Preferably, described cup is provided with handle, the line chamber holding wire harness is provided with in described handle, described power supply output line is connected in the electric control gear of described head by the line chamber in handle, supply socket on described cup and described handle are on different vertical cross-sections, described supply socket and described handle shape on horizontal cross-section β at a certain angle.
Preferably, described cup is provided with the line chamber holding described power supply output line, described line chamber and described supply socket shape on horizontal cross-section β at a certain angle.
Preferably, described angle β, 90 °≤β≤180 °.
Preferably, the position that described power supply output line enters described line chamber is in same level with the position that described power input line is connected described supply socket.
Preferably, described cup is provided with the line chamber holding wire harness, described power supply output line is connected in the electric control gear of described head by described line chamber, described supply socket is on different horizontal cross-sections from described line chamber, described supply socket and described line chamber shape on vertical cross-section α at a certain angle.
Preferably, 90 °≤α≤180 °.
Preferably, be provided with computer heating control line between described control device and heater, described power supply output line comprises and is provided with power firestreak, zero-power line and power ground, and described computer heating control line and described power firestreak glue together mutually formation twisted-pair feeder.
Preferably, described electric control gear comprises control chip, and described control chip drives described motor and described heater to carry out work by gauge tap, and described switch comprises power adjustment switch, and the front end of described power adjustment switch is provided with X electric capacity C.
Preferably, 0.68 μ F≤C≤1 μ F.
By optimizing power transfer path: utilize supply socket, installation site between EMC filtration module and line chamber three, power supply output line and power input line are separated, make it to be kept at an angle, prevent filter power supply from again being polluted, solve soy bean milk making machine EMI conduction interference problem, thus the interference free performance of soy bean milk making machine is promoted more.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the structural representation of the embodiment 1 of a kind of soy bean milk making machine of the utility model;
Fig. 2 is the EMC filtration module schematic diagram of the embodiment 1 of a kind of soy bean milk making machine of the utility model;
Fig. 3 is the partial circuit principle schematic of the embodiment 4 of a kind of soy bean milk making machine of the utility model;
Fig. 4 is the EMC test result figure of the embodiment 1 of a kind of soy bean milk making machine of the utility model;
Fig. 5 is the EMC test result figure of the embodiment 4 of a kind of soy bean milk making machine of the utility model.
Detailed description of the invention
Embodiment 1:
A kind of soy bean milk making machine of the utility model, as shown in Figure 1, comprise head 1 and cup 2, described head 1 is buckled on described cup 2, motor 4 is provided with in described head 1, described cup 2 is provided with heater 5, the electric control gear 6 controlling described motor 4 and described heater 5 is provided with in described head 4, described cup is provided with the supply socket 3 for connecting mains supply, wherein, described soy bean milk making machine also comprises the EMC filtration module 7 for anti-electromagnetic interference, described EMC filtration module 7 is arranged at described bottom of cup, the input of described EMC filtration module 7 connects described supply socket 3 by power input line 71, the output of described EMC filtration module 7 connects described electric control gear by power supply output line 72, angle is formed between described power input line 71 and described power supply output line 72.
Described cup is provided with handle 8, and be provided with the line chamber 81 holding wire harness in described handle, described power supply output line 72 is connected in the electric control gear 6 in described head 1 by the line chamber 81 in handle 8.In the present embodiment, lower coupler 12 is provided with on the top of described handle 8, coupler 11 is provided with in the position of described head 1 correspondence, described upper coupler 11 is of coupled connections with described lower coupler 12, the power supply output line 72 of described EMC filtration module 7 connects described lower coupler 12, and described upper coupler 11 connects electric control gear 6.In the present embodiment, the power supply output line 72 of described EMC filtration module 7 enters described line chamber 81 from the bottom of described handle 8.
In the present embodiment, supply socket on described cup and described handle are on different vertical cross-sections, described supply socket and described handle shape on horizontal cross-section β at a certain angle, thus make shape β at a certain angle between the power input line and power supply output line of EMC filtration module.
In the present embodiment, the position that described power supply output line enters described line chamber is in same level with the position that described power input line is connected described supply socket, described line chamber and described supply socket shape on horizontal cross-section β at a certain angle, 90 °≤β≤180 °, during certain β=180 °, namely supply socket and handle divide the both sides being located at cup, theoretical according to electromagnetic transmission, must parallel portion be there is in the signal coupling between wire, and now the input and output wire of EMC filtration module is on the same line, signal coupling path is 0, the conducted interference signal of soy bean milk making machine inside cannot enter electric main network from the coupling path between EMC filtration module input-output line, namely there will not be any interference between power supply output line and power input line, best results, and as β < 90 °, interference now between power input line and power supply output line is very large., angle beta refers to input-output line in conplane minimum angles, and must with EMC module for summit.In actual product, input-output line cabling might not be straight line, only needs to ensure that the angle of input-output line between same plane is not less than β.
Further description: the span of angle beta is maximum get 180 ° be because 180 ° time, input-output line, EMC filtration module on the same line, without coupling path between input-output line; The span of angle beta is minimum, and to get 90 ° be that sinusoidal wave mid point slope is minimum, maximum close to slope during zero point because according to sine wave curve, namely sinusoidal wave 90 ° time slope be 0, angle increases or reduces slope and increases fast.As shown in Figure 3, when angle beta is reduced to 0 ° from 90 °, sinusoidal wave slope can be increasing, and the coupling length increase speed of input-output line is also increasing; When angle beta increases to 180 ° from 90 °, sinusoidal wave slope can be increasing, and the coupling length reduction speed of input-output line is also increasing.Namely when angle beta value more than 90 °, even if there is nuance in the linear speed in actual product assembling process, the coupling length of input-output line only can reduce or reduce more on a small quantity, input-output line coupling length can not be caused to increase suddenly, cause conduction interference more serious.
Power input line and power supply output line do not produce each other and associate, be in the state of separation, power input line between supply socket and EMC filtration module can not be subject to the interference of other wires, thus the interfering signal that soy bean milk making machine internal components produces could be conducted and enters electric main network after can only being carried out filtering by EMC filtration module, effectively reduces the interference to electrical network of soy bean milk making machine.Power supply output line simultaneously between EMC filtration module and electric control gear also can not be subject to the interference of power input line, thus some interfering signals on electrical network only have carry out filtering by EMC filtration module after just can enter the electric control gear of soy bean milk making machine, effectively improve the interference free performance of soy bean milk making machine.
In the present embodiment, described EMC filtration module comprises: common mode inductance, and two inputs of described common mode inductance connect live wire and the zero line of mains supply respectively, and two outputs of described common mode inductance are connected to motor-drive circuit; First electric capacity, described first Capacitance parallel connection is in two inputs of described common mode inductance; Second electric capacity, described second Capacitance parallel connection is in two outputs of described common mode inductance; 3rd electric capacity and the 4th electric capacity, one end of described 3rd electric capacity connects an output of described common mode inductance, and the other end of described 3rd electric capacity connects earth terminal; Described 4th electric capacity one end connects another output of described common mode inductance, and the other end of described 4th electric capacity connects earth terminal.As shown in Figure 2, described EMC filtration module comprises common mode inductance B, the first electric capacity C7, the second electric capacity C8, the 3rd electric capacity C9 and the 4th electric capacity C10.Described common mode inductance B comprises first input end a, the second input c, the first output b and the second output d, described first input end a is connected to mains supply zero line N and holds, described second input c is connected to mains supply live wire L and holds, described first output b is the zero line output terminals A N of anti-electromagnetic interference circuit, and described second output d is the fire wire output end AL of anti-electromagnetic interference circuit.One end of described first electric capacity C7 is connected to the first input end a of described common mode inductance B, and the other end of described first electric capacity C7 is connected to the second input c of described common mode inductance B.One end of described second electric capacity C8 is connected to the first output b of described common mode inductance B, and the other end of described second electric capacity C8 is connected to the second output d of described common mode inductance B.Described 3rd electric capacity C10 is connected between the first output b of described common mode inductance B and earth terminal.Described 4th electric capacity C9 is connected between the second output d of described common mode inductance B and earth terminal.In the present embodiment, for the interference of below 2M, be generally DM EMI to cause, X2 electric capacity can be arranged eliminate, 2M-10M's is corresponding, needs adjustment common mode inductance to eliminate, and the conduction of 10M-30M is exceeded standard, it needs to be eliminated by adjustment Y2 electric capacity, described first electric capacity C7 is X2 electric capacity, 0.47uf≤C7≤1uf, described second electric capacity C8 is X2 electric capacity, 0.1uf≤C8≤0.68uf, described 3rd electric capacity C9 and described 4th electric capacity C10 is Y2 electric capacity, and described 3rd electric capacity C9 is equal with described 4th electric capacity C10, 2200pf≤C9=C10≤10000pf, described common mode inductance B, 1mH≤B≤5mH.
As shown in Figure 4, during 5ms copped wave heating, in 150K ~ 30M frequency range test passes, wherein 158K place surplus is 4.01dB.
Embodiment 2:
The difference of the present embodiment and above-described embodiment 1 is, described supply socket is on different horizontal cross-sections from described line chamber, described supply socket and described line chamber shape on vertical cross-section α at a certain angle.90 °≤α≤180 °, the essence of the present embodiment namely, supply socket is not arranged on handle, and certain distance is arranged at the bottom of itself and handle, the height of EMC filtration module is between the two simultaneously, can make thus to form the angle be separated between power input line with power supply output line, concrete principle is consistent with above-described embodiment 1, is not repeating one by one at this.
Certainly, also EMC filtration module can be positioned in handle, thus make angle can become 180 °, thus make filter effect better.
Known by embodiment 1 and embodiment 2, the position relationship in supply socket and line chamber all can certainly be in diverse location in longitude and latitude both direction, so just can make the angle being simultaneously provided with α and β both direction between power supply output line and power input line, thus more less interference, optimize interference free performance.
Certainly, described line chamber is arranged in the sidewall of cup, and is not be arranged in handle, only needs to form corresponding angle.
Embodiment 3:
Be provided with computer heating control line between described control device and heater, described power supply output line comprises and is provided with power firestreak, zero-power line and power ground.The difference of the present embodiment and above-described embodiment 1 is, described computer heating control line and described power firestreak glue together mutually formation twisted-pair feeder.
Power firestreak between EMC filtration module and electric control gear and computer heating control line glued together mutually, composition twisted-pair feeder, further reduces wire Conduction Interference.Because the size of current in power firestreak and computer heating control line is substantially equal, but the sense of current is substantially contrary, and according to electromagnetic theory: when electric current is contrary, the magnetic direction that two current in wire produce is contrary, and magnetic field intensity is substantially equal, and the two is cancelled out each other.
Embodiment 4:
The difference of the present embodiment and above-described embodiment is: described electric control gear comprises control chip, described control chip drives described motor and described heater to carry out work by gauge tap, described switch comprises power adjustment switch, and the front end of described power adjustment switch is provided with X electric capacity C.
As shown in Figure 3, in the present embodiment, described switch comprises for selecting the selective relay K1 of machine operation or heater work, for controlling the controllable silicon TR1 of motor and heater operating power, X electric capacity C is provided with in the front end of described silicon controlled TR1,0.68 μ F≤C≤1 Μ f, can be used for suppressing the interfering signal of power device.Physical circuit connects as shown in Figure 3, and this is no longer going to repeat them to belong to existing routine techniques for the control of switch.
As shown in Figure 5, during 5ms copped wave heating, in 150K ~ 30M frequency range test passes, wherein 150K place surplus is 10.1dB.
By optimizing power transfer path: utilize supply socket, installation site between EMC filtration module and line chamber three, power supply output line and power input line are separated, make it to be kept at an angle, prevent filter power supply from again being polluted, solve soy bean milk making machine EMI conduction interference problem, thus the interference free performance of soy bean milk making machine is promoted more.
Because wire harness is in assembling process and after assembling, might not be strict straight line, therefore, in the utility model, the angle of so-called wire harness refers to the angle of its equivalence, is the angle of wire harness on integral layout.Such as, cup arranges handle, the angle of power supply output line and power input line, determine to be equivalent to straight line between 2 that power input line is entered from supply socket output point to EMC filtration module that refer to, power supply output line is equivalent to straight line from EMC filtration module output point to 2 drivings of the position entering coiled handset cord chamber, article two, straight line forms angle, thus is equivalent between power supply output line and power input line and forms angle.
It is emphasized that protection domain of the present utility model is including but not limited to above-mentioned detailed description of the invention.It should be pointed out that for a person skilled in the art, under the prerequisite not departing from the utility model principle, can also make some distortion and improvement, these also should be regarded as belonging to protection domain of the present utility model.
Claims (10)
1. a soy bean milk making machine, comprise head and cup, described head is buckled on described cup, motor is provided with in described head, described cup is provided with heater, the electric control gear controlling described motor and described heater is provided with in described head, described cup is provided with the supply socket for connecting mains supply, it is characterized in that, described soy bean milk making machine also comprises the EMC filtration module for anti-electromagnetic interference, described EMC filtration module is arranged on described cup, the input of described EMC filtration module connects described supply socket by power input line, the output of described EMC filtration module connects described electric control gear by power supply output line, angle is formed between described power input line and described power supply output line.
2. a kind of soy bean milk making machine according to claim 1, it is characterized in that, described cup is provided with handle, the line chamber holding wire harness is provided with in described handle, described power supply output line is connected in the electric control gear of described head by the line chamber in handle, supply socket on described cup and described handle are on different vertical cross-sections, described supply socket and described handle shape on horizontal cross-section β at a certain angle.
3. a kind of soy bean milk making machine according to claim 1, is characterized in that, described cup is provided with the line chamber holding described power supply output line, described line chamber and described supply socket shape on horizontal cross-section β at a certain angle.
4. a kind of soy bean milk making machine according to Claims 2 or 3 any one, is characterized in that, 90 °≤β≤180 °.
5. a kind of soy bean milk making machine according to Claims 2 or 3 any one, is characterized in that, the position that described power supply output line enters described line chamber is in same level with the position that described power input line is connected described supply socket.
6. a kind of soy bean milk making machine according to claim 1, it is characterized in that, described cup is provided with the line chamber holding wire harness, described power supply output line is connected in the electric control gear of described head by described line chamber, described supply socket is on different horizontal cross-sections from described line chamber, described supply socket and described line chamber shape on vertical cross-section α at a certain angle.
7. a kind of soy bean milk making machine according to claim 6, is characterized in that, 90 °≤α≤180 °.
8. a kind of soy bean milk making machine according to claim 5, it is characterized in that, computer heating control line is provided with between described control device and heater, described power supply output line comprises and is provided with power firestreak, zero-power line and power ground, and described computer heating control line and described power firestreak glue together mutually formation twisted-pair feeder.
9. a kind of soy bean milk making machine according to claim 1, it is characterized in that, described electric control gear comprises control chip, described control chip drives described motor and described heater to carry out work by gauge tap, described switch comprises power adjustment switch, and the front end of described power adjustment switch is provided with X electric capacity C.
10. a kind of soy bean milk making machine according to claim 9, is characterized in that, 0.68 μ F≤C≤1 μ F.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520703569.4U CN204995219U (en) | 2015-09-11 | 2015-09-11 | Soybean milk machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520703569.4U CN204995219U (en) | 2015-09-11 | 2015-09-11 | Soybean milk machine |
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| Publication Number | Publication Date |
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| CN204995219U true CN204995219U (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520703569.4U Active CN204995219U (en) | 2015-09-11 | 2015-09-11 | Soybean milk machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107307723A (en) * | 2016-04-26 | 2017-11-03 | 广东美的生活电器制造有限公司 | Cooking machine circuit and cooking machine |
| WO2019169829A1 (en) * | 2018-03-07 | 2019-09-12 | 广东美的生活电器制造有限公司 | Food processor, and power board assembly and base for use in food processor |
-
2015
- 2015-09-11 CN CN201520703569.4U patent/CN204995219U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107307723A (en) * | 2016-04-26 | 2017-11-03 | 广东美的生活电器制造有限公司 | Cooking machine circuit and cooking machine |
| WO2019169829A1 (en) * | 2018-03-07 | 2019-09-12 | 广东美的生活电器制造有限公司 | Food processor, and power board assembly and base for use in food processor |
| US11974698B2 (en) | 2018-03-07 | 2024-05-07 | Guangdong Midea Consumer Electric Manufacturing Co., Ltd. | Food processor, and power supply board assembly and base for food processor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |