CN209074301U - Detection circuit and cooking machine - Google Patents
Detection circuit and cooking machine Download PDFInfo
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- CN209074301U CN209074301U CN201821075161.7U CN201821075161U CN209074301U CN 209074301 U CN209074301 U CN 209074301U CN 201821075161 U CN201821075161 U CN 201821075161U CN 209074301 U CN209074301 U CN 209074301U
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- sensing device
- circuit
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- signal
- switching circuit
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- 238000001514 detection method Methods 0.000 title claims abstract description 28
- 238000010411 cooking Methods 0.000 title claims abstract description 25
- 230000001939 inductive effect Effects 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 7
- 230000006698 induction Effects 0.000 abstract description 10
- 239000000463 material Substances 0.000 description 6
- 235000013305 food Nutrition 0.000 description 5
- 235000010469 Glycine max Nutrition 0.000 description 3
- 244000068988 Glycine max Species 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000008267 milk Substances 0.000 description 3
- 210000004080 milk Anatomy 0.000 description 3
- 235000013336 milk Nutrition 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Food-Manufacturing Devices (AREA)
Abstract
The utility model provides a detection circuitry and cooking machine. The detection circuit includes: the induction device comprises a voltage input end and a signal output end, and receives a voltage signal through the voltage input end and outputs a detection signal through the signal output end; the switching circuit is electrically connected with the voltage input end of the induction device and the signal output end; the control circuit comprises an input/output end, the input/output end is electrically connected with the switching circuit and is electrically connected with the voltage input end of the induction device and the signal output end through the switching circuit, and the control circuit switches the state of the input/output end; when in an output state, the control circuit outputs a voltage signal which is provided for the voltage input end of the induction device through the switching circuit; and when the induction device is in an input state, the control circuit receives a detection signal output by the signal output end of the induction device through the switching circuit.
Description
Technical field
The utility model relates to small household appliances field more particularly to a kind of detection circuit and cooking machines.
Background technique
With the increasingly raising of people's living standard, occur many different types of cooking machines in the market.Cooking machine
Function mainly may include, but be not limited to, and beats soya-bean milk, squeezed juice, cooks rice paste, meat cutter, water ice, coffee processed and/or allotment face
The functions such as film.Cooking machine may include the machine of the crushing, stirrings foods such as soy bean milk making machine, blender or broken wall cooking machine.Existing material
Reason machine includes base and the stirring cup assembly being assembled on base.Mixing blade assembly is provided in stirring cup assembly.Motor drives
Dynamic mixing blade assembly rotation, to beat food materials.Cooking machine in use, if in the case that cup lid component is unassembled, material
Reason machine is also working, and has security risk.The circuit cost whether the detection cup cap assemblies of existing cooking machine close is higher.
Utility model content
The utility model provides a kind of detection circuit and cooking machine for saving cost.
The utility model provides a kind of detection circuit, comprising: sensing device, including voltage input end and signal output end,
The sensing device receives voltage signal by the voltage input end, exports detection signal by the signal output end；It cuts
Circuit is changed, is electrically connected with the voltage input end of the sensing device and the signal output end；And control circuit, including input/
Output end, the input/output terminal are electrically connected with the switching circuit, pass through the electricity of the switching circuit and the sensing device
Input terminal and signal output end electrical connection are pressed, the control circuit switches the state of the input/output terminal；In output shape
When state, the control circuit output voltage signal is supplied to the voltage input end of the sensing device by the switching circuit；
In input state, the control circuit receives the inspection of the signal output end output of the sensing device by the switching circuit
Survey signal.
Further, the sensing device includes Hall sensor.
Further, the switching circuit includes diode, and the anode of the diode is connected to the control circuit
Input/output terminal, the cathode of the diode are connected to the voltage input end of the sensing device.
Further, the switching circuit includes resistance, the resistance connect the input/output terminal of the control circuit with
The signal output end of the sensing device.
Further, the sensing device includes inductive grounding end, and the control circuit includes being connected to the induction to connect
The control ground terminal of ground terminal.
Further, the switching circuit includes the voltage input end for connecting the sensing device and the electricity at inductive grounding end
Hold.
The another further aspect of the utility model provides a kind of cooking machine, including frame component, cup body component, cup lid component and
Above-mentioned detection circuit, the detection circuit detect the open and-shut mode of the cup lid component.
Further, the cup body component includes circuit board, and the sensing device and switching circuit are arranged in the circuit
On plate.
Further, the frame component includes control panel, and the control circuit is arranged on the control panel.
Further, the cup lid component includes magnet, and when the cup lid component lid closes, the sensing device is sensed
The magnet.
The detection circuit of the utility model embodiment connects sensing device and control panel by two lines road, saves line
Road reduces costs.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model cooking machine.
Fig. 2 is the exploded view of the utility model cooking machine.
Fig. 3 is the cup body component of the utility model cooking machine and the diagrammatic cross-section of frame component.
Fig. 4 is the circuit diagram for detecting the open and-shut mode of cup lid component of the utility model cooking machine.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended
The example of the consistent device of some aspects be described in detail in claims, the application.
It is only to be not intended to be limiting the application merely for for the purpose of describing particular embodiments in term used in this application.
Unless otherwise defined, technical term or scientific term used in this application, which are should be in fields of the present invention, has general skill
The ordinary meaning that the personage of energy is understood." first " " second " and class used in present specification and claims
As word be not offered as any sequence, quantity or importance, and be used only to distinguish different component parts.Equally, " one
It is a " or the similar word such as " one " do not indicate that quantity limits yet, but indicate that there are at least one." multiple " or " several " table
Show two and two or more.Unless otherwise noted, the similar word such as " front ", " rear portion ", " lower part " and/or " top " is only
Convenient for explanation, and it is not limited to a position or a kind of spatial orientation.The similar word such as " comprising " or "comprising" means
It appears in element or object before " comprising " or "comprising" and covers and appear in " comprising " or "comprising" presented hereinafter
Element or object and its equivalent, it is not excluded that other elements or object.The similar word such as " connection " or " connected " is simultaneously
Non-limiting and may include electrical connection in physics or mechanical connection, either direct or indirectly.?
Present specification and the "an" of singular used in the attached claims, " described " and "the" be also intended to including
Most forms, unless the context clearly indicates other meaning.It is also understood that term "and/or" used herein refers to
It and include that one or more associated any or all of project listed may combine.
Referring to FIG. 1 to FIG. 4, in the illustrated embodiment, cooking machine can be soy bean milk making machine, juice extractor, wall-breaking machine to emphasis
Deng.The cooking machine includes frame component 1, cup body component 2 and cup lid component 3.Motor 10 is provided in frame component 1.Cup body
Mixing blade assembly 201 is provided in component 2.Motor 10 drives mixing blade assembly 201 to rotate, to beat food materials.Cup body component 2 can
It is releasably installed on frame component 1.Food materials are held in cup body component 2, are beaten in it, food materials are heated, are dropped
Temperature etc..
In the illustrated embodiment, frame component 1 include shell 11, the control panel 12 that is mounted on shell 11 and with control
The base coupler 13 that plate 12 connects.The control panel 12 is equipped with control circuit 120.The control circuit 120 include input/
Output end 1201 and control ground terminal 1202.Base coupler 13 includes that third pin (not indicating) (does not mark with the 4th pin
Show).The input/output terminal 1201 is connected to the third pin (not indicating).The control ground terminal 1202 is connected to institute
State the 4th pin (not indicating).
The cup lid component 3 includes cup lid 30, the cup lid handle 31 positioned at 30 side of cup lid and setting in the cup lid
Magnet 32 on handle 31.The magnet 32 generates magnetic field.
Cup body component 2 includes cup body 20, the cup body handle 21 positioned at 20 side of cup body, the circuit on cup body handle 21
Plate 22 and the cup body coupler 23 being connect with circuit board 22.The circuit board 22 includes sensing device 220 and switching circuit
221.The sensing device 220 includes voltage input end Vin and signal output end OUT and inductive grounding end GND, the inductor
Part 220 receives voltage signal by the voltage input end Vin, exports detection signal by the signal output end OUT.It is described
When to detect signal be high level, cup lid component 3 does not cover conjunction, that is, cup lid component 3 is unassembled to cup body component 2 or unassembled to be arrived
Position；When the detection signal is low level, the lid of cup lid component 3 is closed, that is, cup lid component 3 assembles in place.In the illustrated embodiment,
When cup lid component 3 is assembled in place, cup lid handle 31 is aligned with cup body handle 21, and sensing device 220 senses what magnet 32 generated
Magnetic field.
Voltage input end Vin and the signal output end OUT electricity of the switching circuit 221 and the sensing device 220
Connection.The input/output terminal of the control circuit 120 is electrically connected with the switching circuit 221, passes through the switching circuit 221
It is electrically connected with the voltage input end Vin and the signal output end OUT.The control circuit 120 switches the input/output
The state at end.Input/output terminal can be used as input port or delivery outlet.It is input state when as input port, receives signal.Make
To be output state, output signal when delivery outlet.In output state, 120 output voltage signal of control circuit passes through institute
State the voltage input end Vin that switching circuit 221 is supplied to the sensing device 220；In input state, the control circuit
120 receive the detection signal of the signal output end OUT output of the sensing device 220 by the switching circuit 221.
The mixing blade assembly 201 is located in the cup body 20.When the cup lid component 3 assembles in place, the cup lid
Handle 31 is aligned with the cup body handle 21.Cup body coupler 23 includes the 5th pin 231 and the 6th pin 232.When the cup
When body component 2 is assembled to the frame component 1, the 5th pin 231 of the cup body coupler 23 and the base coupler 13
Third pin (not indicating) connection；The 6th pin 232 and the 4th of the base coupler 13 of the cup body coupler 23
Pin (not indicating) connection.The switching circuit 221 includes diode 2210, capacitor 2211 and resistance 2212.In an example
In son, the resistance value of the resistance 2212 is 1K Ω, plays shunting function.When the cup lid component 32 assembles in place, the magnetic
Iron 32 is located in the induction region of the sensing device 220, can be located at the top of sensing device 220, the sensing device 220
Sense the magnetic field of the magnet 32.When the cup lid component 32 it is unassembled or it is unassembled in place when, the magnet 32 is separate
The sensing device 220, the sensing device 220 can not sense the magnetic field of the magnet 32.In one embodiment, incude
Device 220 senses the magnetic field of magnet 32, exports high level, otherwise exports low level.In the illustrated embodiment, the inductor
Part 220 includes Hall sensor.In the illustrated embodiment, the Hall sensor is open-drain type sensor, and the utility model is simultaneously
Not limited to this, the Hall sensor can also be other types.
In the illustrated embodiment, the diode 2210 is separately connected the input/output terminal 1201 of the control circuit 120
With the voltage input end Vin of the switching circuit 221, the resistance 2212 is separately connected the input of the control circuit 120/defeated
The signal output end OUT of outlet and the switching circuit 221.The anode of the diode 2210 is connected to the cup body coupler
23 the 5th pin 231.The cathode of the diode 2210 is connected to the voltage input end Vin of the sensing device 220.It is described
Capacitor 2211 connects the cathode of the diode 2210 and the inductive grounding end GND of the sensing device 220, when the control panel
When 12 input/output terminal 1201 exports high level, charged by diode 2210 to capacitor 2211, while giving sensing device
220 power supplies；When the input/output terminal 1201 of the control panel 12 receives detection level, the capacitor 2211 gives the induction
Device 220 is powered, and guarantees the basic power supply of sensing device 220.The resistance 2212 is connected to the signal of the sensing device 220
Output end OUT.6th pin 232 of the cup body coupler 23 is connected to the inductive grounding end GND of the sensing device 220.
In the illustrated embodiment, since cup body component 2 is detachably connectable to the frame component 1, the diode
2210 are connected to the input/output of the control panel 12 with the resistance 2212 by cup body coupler 23 and base coupler 13
End 1201；The inductive grounding end GND of the sensing device 220 is connected to described by cup body coupler 23 and base coupler 13
The control ground terminal 1202 of control panel 12.In other embodiments, other components can be used replace cup body coupler 23 with
Base coupler 13 also can reach the purpose of connection circuit board 22 and control panel 12；If alternatively, the cup body component 2 and institute
It is non-dismountable to state frame component 1, the circuit board 22 can be used directly connecting line with control panel 12 and connect, and not need setting such as
The middle coupling element of coupler.
The utility model cooking machine is in use, the control circuit 120 controls input/output terminal 1201 in first time period
It is interior to be used as delivery outlet, output voltage signal；When first time period reaches, it is switched to input port, inspection is received in second time period
Survey signal；When second time period reaches, then it is switched to delivery outlet；So switch over.In one embodiment, first time period
Time span with second time period can be unequal.In one embodiment, second time period is less than first time period.Second
Period is less than or equal to the time that capacitor 2211 discharges completely, guarantees the continued power of sensing device 220.In one embodiment
In, the capacitance of capacitor 2211 is 0.1 μ F, and second time period is less than or equal to 200us.
The utility model cooking machine in the cup body component 2 by being arranged circuit board 22, the circuit board setting induction
Device 220 and diode 2210, the both ends of the diode 2210 connect the voltage input end Vin of the sensing device 220 with
The input/output terminal 1201 of control panel 12 in the frame component 1, the inductive grounding end GND connection of the sensing device 220
To the control ground terminal 1202 of the control panel 12, detected by the input/output terminal 1201 to the control panel 12, really
Recognize whether the cup lid component 3 assembles, guarantees the security reliability that the cooking machine uses, meanwhile, it is connected with two lines road
Sensing device 220 and control panel 12, save route, reduce costs.
The above is only the preferred embodiment of the utility model, not does in any form to the utility model
Limitation, although the utility model has been disclosed with preferred embodiment as above, is not intended to limit the utility model, any to be familiar with
Professional and technical personnel, in the range of not departing from technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment for being modified or being modified to equivalent variations, but all without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still
It is within the scope of the technical solutions of the present invention.
Claims (10)
1. a kind of detection circuit, it is characterised in that: include:
Sensing device (220), including voltage input end and signal output end, the sensing device (220) are defeated by the voltage
Enter end and receive voltage signal, detection signal is exported by the signal output end；
Switching circuit (221) is electrically connected with the voltage input end of the sensing device (220) and the signal output end；And
Control circuit (120), including input/output terminal (1201), the input/output terminal (1201) and the switching circuit
(221) it is electrically connected, it is defeated by the switching circuit (221) and the voltage input end of the sensing device (220) and the signal
Outlet electrical connection, the control circuit (120) switch the state of the input/output terminal (1201)；It is described in output state
Control circuit (120) output voltage signal, the voltage of the sensing device (220) is supplied to by the switching circuit (221)
Input terminal；In input state, the control circuit (120) receives the sensing device by the switching circuit (221)
(220) the detection signal of signal output end output.
2. detection circuit according to claim 1, which is characterized in that the sensing device (220) includes Hall sensor.
3. detection circuit according to claim 1, which is characterized in that the switching circuit (221) includes diode
(2210), the anode of the diode (2210) is connected to the input/output terminal (1201) of the control circuit (120), described
The cathode of diode (2210) is connected to the voltage input end of the sensing device (220).
4. detection circuit according to claim 1, which is characterized in that the switching circuit (221) includes resistance (2212),
The resistance (2212) connects the input/output terminal of the control circuit (120) and the signal of the sensing device (220) exports
End.
5. detection circuit according to claim 1, which is characterized in that the sensing device (220) includes inductive grounding end,
The control circuit (120) includes the control ground terminal (1202) for being connected to the inductive grounding end.
6. detection circuit according to claim 5, which is characterized in that the switching circuit (221) includes connecting the sense
Answer the voltage input end of device (220) and the capacitor (2211) at inductive grounding end.
7. a kind of cooking machine, which is characterized in that including frame component (1), cup body component (2), cup lid component (3) and such as right
It is required that detection circuit described in any one of 1 to 6, the detection circuit detects the open and-shut mode of the cup lid component (3).
8. cooking machine according to claim 7, which is characterized in that the cup body component (2) includes circuit board (22), described
Sensing device (220) and switching circuit (221) are arranged on the circuit board (22).
9. cooking machine according to claim 7, which is characterized in that the frame component (1) includes control panel (12), described
Control circuit (120) is arranged on the control panel (12).
10. cooking machine according to claim 7, which is characterized in that the cup lid component (3) includes magnet (32), works as institute
When stating the conjunction of cup lid component (3) lid, the sensing device (220) senses the magnet (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821075161.7U CN209074301U (en) | 2018-07-06 | 2018-07-06 | Detection circuit and cooking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821075161.7U CN209074301U (en) | 2018-07-06 | 2018-07-06 | Detection circuit and cooking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209074301U true CN209074301U (en) | 2019-07-09 |
Family
ID=67113448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821075161.7U Active CN209074301U (en) | 2018-07-06 | 2018-07-06 | Detection circuit and cooking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209074301U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112167967A (en) * | 2019-11-18 | 2021-01-05 | 九阳股份有限公司 | Split cooking utensil |
| CN114052456A (en) * | 2020-08-05 | 2022-02-18 | 杭州九阳小家电有限公司 | Detection method of food processing machine and food processing machine |
-
2018
- 2018-07-06 CN CN201821075161.7U patent/CN209074301U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112167967A (en) * | 2019-11-18 | 2021-01-05 | 九阳股份有限公司 | Split cooking utensil |
| CN112167967B (en) * | 2019-11-18 | 2022-05-03 | 九阳股份有限公司 | Split cooking utensil |
| CN114052456A (en) * | 2020-08-05 | 2022-02-18 | 杭州九阳小家电有限公司 | Detection method of food processing machine and food processing machine |
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